Page 63 - Silicon Labs Products - Embedded - Microcontrollers

EFM32ZG222F32-QFP48T
Silicon Labs

IC MCU 32BIT 32KB FLASH 48TQFP

Package: 48-TQFP

Stock4,512
EFM8BB31F64I-B-QFP32
Silicon Labs

IC MCU 8BIT 64KB FLASH 32QFP

Package: 32-TQFP

Stock6,924
EFM8BB31F16G-B-QFN32
Silicon Labs

IC MCU 8BIT 16KB FLASH 32QFN

Package: 32-UFQFN Exposed Pad

Stock19,200
EFM8BB10F8I-A-QFN20
Silicon Labs

IC MCU 8BIT 8KB FLASH 20QFN

Package: 20-WFQFN Exposed Pad

Stock2,000
C8051F065-GQ
Silicon Labs

IC MCU 8BIT 64KB FLASH 64TQFP

Package: 64-TQFP

Stock7,812
SIM3L166-C-GM
Silicon Labs

IC MCU 32BIT 256KB FLASH 64QFN

Package: 64-VFQFN Exposed Pad

Stock12,384
SIM3L164-C-GM
Silicon Labs

IC MCU 32BIT 256KB FLASH 40QFN

Package: 40-VFQFN Exposed Pad

Stock8,568
C8051F341-GQ
Silicon Labs

IC MCU 8BIT 32KB FLASH 48TQFP

Package: 48-TQFP

Stock7,260
SIM3C167-B-GM
Silicon Labs

IC MCU 32BIT 256KB FLASH 92LGA

Package: 92-VFLGA

Stock13,464
SIM3C166-B-GM
Silicon Labs

IC MCU 32BIT 256KB FLASH 64QFN

Package: 64-VFQFN Exposed Pad

Stock8,364
C8051F343-GQ
Silicon Labs

IC MCU 8BIT 32KB FLASH 32LQFP

Package: 32-LQFP

Stock7,308
SIM3C164-B-GM
Silicon Labs

IC MCU 32BIT 256KB FLASH 40QFN

Package: 40-VFQFN Exposed Pad

Stock14,508
SIM3L146-C-GQ
Silicon Labs

IC MCU 32BIT 64KB FLASH 64TQFP

Package: 64-TQFP

Stock7,848
SIM3L146-C-GM
Silicon Labs

IC MCU 32BIT 64KB FLASH 64QFN

Package: 64-VFQFN Exposed Pad

Stock7,936
SIM3C156-B-GQ
Silicon Labs

IC MCU 32BIT 128KB FLASH 64TQFP

Package: 64-TQFP

Stock5,696
SIM3L144-C-GM
Silicon Labs

IC MCU 32BIT 64KB FLASH 40QFN

Package: 40-VFQFN Exposed Pad

Stock19,272
C8051F349-GQ
Silicon Labs

IC MCU 8BIT 32KB FLASH 32LQFP

Package: 32-LQFP

Stock9,504
SIM3U144-B-GM
Silicon Labs

IC MCU 32BIT 64KB FLASH 40QFN

Package: 40-VFQFN Exposed Pad

Stock7,164
SIM3C146-B-GQ
Silicon Labs

IC MCU 32BIT 64KB FLASH 64TQFP

Package: 64-TQFP

Stock5,424
SIM3U134-B-GM
Silicon Labs

IC MCU 32BIT 32KB FLASH 40QFN

Package: 40-VFQFN Exposed Pad

Stock13,368

Part Number	Manufacturer	Description	Package	Stock	Core Size	Speed	Connectivity	Peripherals	Number of I/O	Program Memory Size	Program Memory Type	EEPROM Size	RAM Size	Voltage - Supply (Vcc/Vdd)	Data Converters	Oscillator Type	Operating Temperature	Mounting Type	Package / Case	Supplier Device Package
EFM32ZG222F32-QFP48T	Silicon Labs	IC MCU 32BIT 32KB FLASH 48TQFP Core Processor: ARM? Cortex?-M0+ Core Size: 32-Bit Speed: 24MHz Connectivity: EBI/EMI, I2C, IrDA, SmartCard, SPI, UART/USART Peripherals: Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT Number of I/O: 37 Program Memory Size: 32KB (32K x 8) Program Memory Type: FLASH EEPROM Size: - RAM Size: 4K x 8 Voltage - Supply (Vcc/Vdd): 1.85 V ~ 3.8 V Data Converters: A/D 4x12b, D/A 1x12b Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: - Package / Case: 48-TQFP Supplier Device Package: 48-TQFP (7x7)	Package: 48-TQFP	Stock4,512	32-Bit	24MHz	EBI/EMI, I2C, IrDA, SmartCard, SPI, UART/USART	Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT	37	32KB (32K x 8)	FLASH	-	4K x 8	1.85 V ~ 3.8 V	A/D 4x12b, D/A 1x12b	Internal	-40°C ~ 85°C (TA)	-	48-TQFP	48-TQFP (7x7)
EFM8BB31F64I-B-QFP32	Silicon Labs	IC MCU 8BIT 64KB FLASH 32QFP Core Processor: CIP-51 8051 Core Size: 8-Bit Speed: 50MHz Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 28 Program Memory Size: 64KB (64K x 8) Program Memory Type: FLASH EEPROM Size: - RAM Size: 4.25K x 8 Voltage - Supply (Vcc/Vdd): 2.2 V ~ 3.6 V Data Converters: A/D 20x12b, D/A 4x12b Oscillator Type: Internal Operating Temperature: -40°C ~ 125°C (TA) Mounting Type: - Package / Case: 32-TQFP Supplier Device Package: 32-QFP (7x7)	Package: 32-TQFP	Stock6,924	8-Bit	50MHz	I2C, SMBus, SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	28	64KB (64K x 8)	FLASH	-	4.25K x 8	2.2 V ~ 3.6 V	A/D 20x12b, D/A 4x12b	Internal	-40°C ~ 125°C (TA)	-	32-TQFP	32-QFP (7x7)
EFM8BB31F16G-B-QFN32	Silicon Labs	IC MCU 8BIT 16KB FLASH 32QFN Core Processor: CIP-51 8051 Core Size: 8-Bit Speed: 50MHz Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 29 Program Memory Size: 16KB (16K x 8) Program Memory Type: FLASH EEPROM Size: - RAM Size: 2.25K x 8 Voltage - Supply (Vcc/Vdd): 2.2 V ~ 3.6 V Data Converters: A/D 20x12b, D/A 2x12b Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: - Package / Case: 32-UFQFN Exposed Pad Supplier Device Package: 32-QFN (4x4)	Package: 32-UFQFN Exposed Pad	Stock19,200	8-Bit	50MHz	I2C, SMBus, SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	29	16KB (16K x 8)	FLASH	-	2.25K x 8	2.2 V ~ 3.6 V	A/D 20x12b, D/A 2x12b	Internal	-40°C ~ 85°C (TA)	-	32-UFQFN Exposed Pad	32-QFN (4x4)
EFM8BB10F8I-A-QFN20	Silicon Labs	IC MCU 8BIT 8KB FLASH 20QFN Core Processor: CIP-51 8051 Core Size: 8-Bit Speed: 25MHz Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 16 Program Memory Size: 8KB (8K x 8) Program Memory Type: FLASH EEPROM Size: - RAM Size: 512 x 8 Voltage - Supply (Vcc/Vdd): 2.2 V ~ 3.6 V Data Converters: A/D 15x12b Oscillator Type: Internal Operating Temperature: -40°C ~ 125°C (TA) Mounting Type: - Package / Case: 20-WFQFN Exposed Pad Supplier Device Package: 20-QFN (3x3)	Package: 20-WFQFN Exposed Pad	Stock2,000	8-Bit	25MHz	I2C, SMBus, SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	16	8KB (8K x 8)	FLASH	-	512 x 8	2.2 V ~ 3.6 V	A/D 15x12b	Internal	-40°C ~ 125°C (TA)	-	20-WFQFN Exposed Pad	20-QFN (3x3)
C8051F065-GQ	Silicon Labs	IC MCU 8BIT 64KB FLASH 64TQFP Core Processor: 8051 Core Size: 8-Bit Speed: 25MHz Connectivity: SMBus (2-Wire/I2C), SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 24 Program Memory Size: 64KB (64K x 8) Program Memory Type: FLASH EEPROM Size: - RAM Size: 4.25K x 8 Voltage - Supply (Vcc/Vdd): 2.7 V ~ 3.6 V Data Converters: A/D 2x16b Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: - Package / Case: 64-TQFP Supplier Device Package: 64-TQFP (10x10)	Package: 64-TQFP	Stock7,812	8-Bit	25MHz	SMBus (2-Wire/I2C), SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	24	64KB (64K x 8)	FLASH	-	4.25K x 8	2.7 V ~ 3.6 V	A/D 2x16b	Internal	-40°C ~ 85°C (TA)	-	64-TQFP	64-TQFP (10x10)
SIM3L166-C-GM	Silicon Labs	IC MCU 32BIT 256KB FLASH 64QFN Core Processor: ARM? Cortex?-M3 Core Size: 32-Bit Speed: 50MHz Connectivity: I2C, IrDA, SmartCard, SPI, UART/USART Peripherals: Brown-out Detect/Reset, DMA, LCD, POR, PWM, WDT Number of I/O: 51 Program Memory Size: 256KB (256K x 8) Program Memory Type: FLASH EEPROM Size: - RAM Size: 32K x 8 Voltage - Supply (Vcc/Vdd): 1.8 V ~ 3.8 V Data Converters: A/D 23x10/12b, D/A 1x10b Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: - Package / Case: 64-VFQFN Exposed Pad Supplier Device Package: 64-QFN (9x9)	Package: 64-VFQFN Exposed Pad	Stock12,384	32-Bit	50MHz	I2C, IrDA, SmartCard, SPI, UART/USART	Brown-out Detect/Reset, DMA, LCD, POR, PWM, WDT	51	256KB (256K x 8)	FLASH	-	32K x 8	1.8 V ~ 3.8 V	A/D 23x10/12b, D/A 1x10b	Internal	-40°C ~ 85°C (TA)	-	64-VFQFN Exposed Pad	64-QFN (9x9)
SIM3L164-C-GM	Silicon Labs	IC MCU 32BIT 256KB FLASH 40QFN Core Processor: ARM? Cortex?-M3 Core Size: 32-Bit Speed: 50MHz Connectivity: I2C, IrDA, SmartCard, SPI, UART/USART Peripherals: Brown-out Detect/Reset, DMA, POR, PWM, WDT Number of I/O: 28 Program Memory Size: 256KB (256K x 8) Program Memory Type: FLASH EEPROM Size: - RAM Size: 32K x 8 Voltage - Supply (Vcc/Vdd): 1.8 V ~ 3.8 V Data Converters: A/D 20x10/12b, D/A 1x10b Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: - Package / Case: 40-VFQFN Exposed Pad Supplier Device Package: 40-QFN (6x6)	Package: 40-VFQFN Exposed Pad	Stock8,568	32-Bit	50MHz	I2C, IrDA, SmartCard, SPI, UART/USART	Brown-out Detect/Reset, DMA, POR, PWM, WDT	28	256KB (256K x 8)	FLASH	-	32K x 8	1.8 V ~ 3.8 V	A/D 20x10/12b, D/A 1x10b	Internal	-40°C ~ 85°C (TA)	-	40-VFQFN Exposed Pad	40-QFN (6x6)
C8051F341-GQ	Silicon Labs	IC MCU 8BIT 32KB FLASH 48TQFP Core Processor: 8051 Core Size: 8-Bit Speed: 48MHz Connectivity: EBI/EMI, SMBus (2-Wire/I2C), SPI, UART/USART, USB Peripherals: Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT Number of I/O: 40 Program Memory Size: 32KB (32K x 8) Program Memory Type: FLASH EEPROM Size: - RAM Size: 2.25K x 8 Voltage - Supply (Vcc/Vdd): 2.7 V ~ 3.6 V Data Converters: A/D 20x10b Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: - Package / Case: 48-TQFP Supplier Device Package: 48-QFP (7x7)	Package: 48-TQFP	Stock7,260	8-Bit	48MHz	EBI/EMI, SMBus (2-Wire/I2C), SPI, UART/USART, USB	Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT	40	32KB (32K x 8)	FLASH	-	2.25K x 8	2.7 V ~ 3.6 V	A/D 20x10b	Internal	-40°C ~ 85°C (TA)	-	48-TQFP	48-QFP (7x7)
SIM3C167-B-GM	Silicon Labs	IC MCU 32BIT 256KB FLASH 92LGA Core Processor: ARM? Cortex?-M3 Core Size: 32-Bit Speed: 80MHz Connectivity: EBI/EMI, I2C, IrDA, SmartCard, SPI, UART/USART Peripherals: Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT Number of I/O: 65 Program Memory Size: 256KB (256K x 8) Program Memory Type: FLASH EEPROM Size: - RAM Size: 32K x 8 Voltage - Supply (Vcc/Vdd): 1.8 V ~ 3.6 V Data Converters: A/D 32x12b, D/A 2x10b Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: - Package / Case: 92-VFLGA Supplier Device Package: 92-LGA (7x7)	Package: 92-VFLGA	Stock13,464	32-Bit	80MHz	EBI/EMI, I2C, IrDA, SmartCard, SPI, UART/USART	Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT	65	256KB (256K x 8)	FLASH	-	32K x 8	1.8 V ~ 3.6 V	A/D 32x12b, D/A 2x10b	Internal	-40°C ~ 85°C (TA)	-	92-VFLGA	92-LGA (7x7)
SIM3C166-B-GM	Silicon Labs	IC MCU 32BIT 256KB FLASH 64QFN Core Processor: ARM? Cortex?-M3 Core Size: 32-Bit Speed: 80MHz Connectivity: EBI/EMI, I2C, IrDA, SmartCard, SPI, UART/USART Peripherals: Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT Number of I/O: 50 Program Memory Size: 256KB (256K x 8) Program Memory Type: FLASH EEPROM Size: - RAM Size: 32K x 8 Voltage - Supply (Vcc/Vdd): 1.8 V ~ 3.6 V Data Converters: A/D 28x12b, D/A 2x10b Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: - Package / Case: 64-VFQFN Exposed Pad Supplier Device Package: 64-QFN (9x9)	Package: 64-VFQFN Exposed Pad	Stock8,364	32-Bit	80MHz	EBI/EMI, I2C, IrDA, SmartCard, SPI, UART/USART	Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT	50	256KB (256K x 8)	FLASH	-	32K x 8	1.8 V ~ 3.6 V	A/D 28x12b, D/A 2x10b	Internal	-40°C ~ 85°C (TA)	-	64-VFQFN Exposed Pad	64-QFN (9x9)
C8051F343-GQ	Silicon Labs	IC MCU 8BIT 32KB FLASH 32LQFP Core Processor: 8051 Core Size: 8-Bit Speed: 48MHz Connectivity: SMBus (2-Wire/I2C), SPI, UART/USART, USB Peripherals: Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT Number of I/O: 25 Program Memory Size: 32KB (32K x 8) Program Memory Type: FLASH EEPROM Size: - RAM Size: 2.25K x 8 Voltage - Supply (Vcc/Vdd): 2.7 V ~ 3.6 V Data Converters: A/D 21x10b Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: - Package / Case: 32-LQFP Supplier Device Package: 32-LQFP (7x7)	Package: 32-LQFP	Stock7,308	8-Bit	48MHz	SMBus (2-Wire/I2C), SPI, UART/USART, USB	Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT	25	32KB (32K x 8)	FLASH	-	2.25K x 8	2.7 V ~ 3.6 V	A/D 21x10b	Internal	-40°C ~ 85°C (TA)	-	32-LQFP	32-LQFP (7x7)
SIM3C164-B-GM	Silicon Labs	IC MCU 32BIT 256KB FLASH 40QFN Core Processor: ARM? Cortex?-M3 Core Size: 32-Bit Speed: 80MHz Connectivity: I2C, IrDA, SmartCard, SPI, UART/USART Peripherals: Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT Number of I/O: 28 Program Memory Size: 256KB (256K x 8) Program Memory Type: FLASH EEPROM Size: - RAM Size: 32K x 8 Voltage - Supply (Vcc/Vdd): 1.8 V ~ 3.6 V Data Converters: A/D 18x12b, D/A 2x10b Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: - Package / Case: 40-VFQFN Exposed Pad Supplier Device Package: 40-QFN (6x6)	Package: 40-VFQFN Exposed Pad	Stock14,508	32-Bit	80MHz	I2C, IrDA, SmartCard, SPI, UART/USART	Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT	28	256KB (256K x 8)	FLASH	-	32K x 8	1.8 V ~ 3.6 V	A/D 18x12b, D/A 2x10b	Internal	-40°C ~ 85°C (TA)	-	40-VFQFN Exposed Pad	40-QFN (6x6)
SIM3L146-C-GQ	Silicon Labs	IC MCU 32BIT 64KB FLASH 64TQFP Core Processor: ARM? Cortex?-M3 Core Size: 32-Bit Speed: 50MHz Connectivity: I2C, IrDA, SmartCard, SPI, UART/USART Peripherals: Brown-out Detect/Reset, DMA, LCD, POR, PWM, WDT Number of I/O: 51 Program Memory Size: 64KB (64K x 8) Program Memory Type: FLASH EEPROM Size: - RAM Size: 16K x 8 Voltage - Supply (Vcc/Vdd): 1.8 V ~ 3.8 V Data Converters: A/D 23x10/12b, D/A 1x10b Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: - Package / Case: 64-TQFP Supplier Device Package: 64-TQFP (10x10)	Package: 64-TQFP	Stock7,848	32-Bit	50MHz	I2C, IrDA, SmartCard, SPI, UART/USART	Brown-out Detect/Reset, DMA, LCD, POR, PWM, WDT	51	64KB (64K x 8)	FLASH	-	16K x 8	1.8 V ~ 3.8 V	A/D 23x10/12b, D/A 1x10b	Internal	-40°C ~ 85°C (TA)	-	64-TQFP	64-TQFP (10x10)
SIM3L146-C-GM	Silicon Labs	IC MCU 32BIT 64KB FLASH 64QFN Core Processor: ARM? Cortex?-M3 Core Size: 32-Bit Speed: 50MHz Connectivity: I2C, IrDA, SmartCard, SPI, UART/USART Peripherals: Brown-out Detect/Reset, DMA, LCD, POR, PWM, WDT Number of I/O: 51 Program Memory Size: 64KB (64K x 8) Program Memory Type: FLASH EEPROM Size: - RAM Size: 16K x 8 Voltage - Supply (Vcc/Vdd): 1.8 V ~ 3.8 V Data Converters: A/D 23x10/12b, D/A 1x10b Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: - Package / Case: 64-VFQFN Exposed Pad Supplier Device Package: 64-QFN (9x9)	Package: 64-VFQFN Exposed Pad	Stock7,936	32-Bit	50MHz	I2C, IrDA, SmartCard, SPI, UART/USART	Brown-out Detect/Reset, DMA, LCD, POR, PWM, WDT	51	64KB (64K x 8)	FLASH	-	16K x 8	1.8 V ~ 3.8 V	A/D 23x10/12b, D/A 1x10b	Internal	-40°C ~ 85°C (TA)	-	64-VFQFN Exposed Pad	64-QFN (9x9)
SIM3C156-B-GQ	Silicon Labs	IC MCU 32BIT 128KB FLASH 64TQFP Core Processor: ARM? Cortex?-M3 Core Size: 32-Bit Speed: 80MHz Connectivity: EBI/EMI, I2C, IrDA, SmartCard, SPI, UART/USART Peripherals: Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT Number of I/O: 50 Program Memory Size: 128KB (128K x 8) Program Memory Type: FLASH EEPROM Size: - RAM Size: 32K x 8 Voltage - Supply (Vcc/Vdd): 1.8 V ~ 3.6 V Data Converters: A/D 28x12b, D/A 2x10b Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: - Package / Case: 64-TQFP Supplier Device Package: 64-TQFP (10x10)	Package: 64-TQFP	Stock5,696	32-Bit	80MHz	EBI/EMI, I2C, IrDA, SmartCard, SPI, UART/USART	Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT	50	128KB (128K x 8)	FLASH	-	32K x 8	1.8 V ~ 3.6 V	A/D 28x12b, D/A 2x10b	Internal	-40°C ~ 85°C (TA)	-	64-TQFP	64-TQFP (10x10)
SIM3L144-C-GM	Silicon Labs	IC MCU 32BIT 64KB FLASH 40QFN Core Processor: ARM? Cortex?-M3 Core Size: 32-Bit Speed: 50MHz Connectivity: I2C, IrDA, SmartCard, SPI, UART/USART Peripherals: Brown-out Detect/Reset, DMA, POR, PWM, WDT Number of I/O: 28 Program Memory Size: 64KB (64K x 8) Program Memory Type: FLASH EEPROM Size: - RAM Size: 16K x 8 Voltage - Supply (Vcc/Vdd): 1.8 V ~ 3.8 V Data Converters: A/D 20x10/12b, D/A 1x10b Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: - Package / Case: 40-VFQFN Exposed Pad Supplier Device Package: 40-QFN (6x6)	Package: 40-VFQFN Exposed Pad	Stock19,272	32-Bit	50MHz	I2C, IrDA, SmartCard, SPI, UART/USART	Brown-out Detect/Reset, DMA, POR, PWM, WDT	28	64KB (64K x 8)	FLASH	-	16K x 8	1.8 V ~ 3.8 V	A/D 20x10/12b, D/A 1x10b	Internal	-40°C ~ 85°C (TA)	-	40-VFQFN Exposed Pad	40-QFN (6x6)
C8051F349-GQ	Silicon Labs	IC MCU 8BIT 32KB FLASH 32LQFP Core Processor: 8051 Core Size: 8-Bit Speed: 25MHz Connectivity: SMBus (2-Wire/I2C), SPI, UART/USART, USB Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 25 Program Memory Size: 32KB (32K x 8) Program Memory Type: FLASH EEPROM Size: - RAM Size: 2.25K x 8 Voltage - Supply (Vcc/Vdd): 2.7 V ~ 3.6 V Data Converters: - Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: - Package / Case: 32-LQFP Supplier Device Package: 32-LQFP (7x7)	Package: 32-LQFP	Stock9,504	8-Bit	25MHz	SMBus (2-Wire/I2C), SPI, UART/USART, USB	Brown-out Detect/Reset, POR, PWM, WDT	25	32KB (32K x 8)	FLASH	-	2.25K x 8	2.7 V ~ 3.6 V	-	Internal	-40°C ~ 85°C (TA)	-	32-LQFP	32-LQFP (7x7)
SIM3U144-B-GM	Silicon Labs	IC MCU 32BIT 64KB FLASH 40QFN Core Processor: ARM? Cortex?-M3 Core Size: 32-Bit Speed: 80MHz Connectivity: I2C, IrDA, SmartCard, SPI, UART/USART, USB Peripherals: Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT Number of I/O: 28 Program Memory Size: 64KB (64K x 8) Program Memory Type: FLASH EEPROM Size: - RAM Size: 16K x 8 Voltage - Supply (Vcc/Vdd): 1.8 V ~ 3.6 V Data Converters: A/D 18x12b, D/A 2x10b Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: - Package / Case: 40-VFQFN Exposed Pad Supplier Device Package: 40-QFN (6x6)	Package: 40-VFQFN Exposed Pad	Stock7,164	32-Bit	80MHz	I2C, IrDA, SmartCard, SPI, UART/USART, USB	Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT	28	64KB (64K x 8)	FLASH	-	16K x 8	1.8 V ~ 3.6 V	A/D 18x12b, D/A 2x10b	Internal	-40°C ~ 85°C (TA)	-	40-VFQFN Exposed Pad	40-QFN (6x6)
SIM3C146-B-GQ	Silicon Labs	IC MCU 32BIT 64KB FLASH 64TQFP Core Processor: ARM? Cortex?-M3 Core Size: 32-Bit Speed: 80MHz Connectivity: EBI/EMI, I2C, IrDA, SmartCard, SPI, UART/USART Peripherals: Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT Number of I/O: 50 Program Memory Size: 64KB (64K x 8) Program Memory Type: FLASH EEPROM Size: - RAM Size: 16K x 8 Voltage - Supply (Vcc/Vdd): 1.8 V ~ 3.6 V Data Converters: A/D 28x12b, D/A 2x10b Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: - Package / Case: 64-TQFP Supplier Device Package: 64-TQFP (10x10)	Package: 64-TQFP	Stock5,424	32-Bit	80MHz	EBI/EMI, I2C, IrDA, SmartCard, SPI, UART/USART	Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT	50	64KB (64K x 8)	FLASH	-	16K x 8	1.8 V ~ 3.6 V	A/D 28x12b, D/A 2x10b	Internal	-40°C ~ 85°C (TA)	-	64-TQFP	64-TQFP (10x10)
SIM3U134-B-GM	Silicon Labs	IC MCU 32BIT 32KB FLASH 40QFN Core Processor: ARM? Cortex?-M3 Core Size: 32-Bit Speed: 80MHz Connectivity: I2C, IrDA, SmartCard, SPI, UART/USART, USB Peripherals: Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT Number of I/O: 28 Program Memory Size: 32KB (32K x 8) Program Memory Type: FLASH EEPROM Size: - RAM Size: 8K x 8 Voltage - Supply (Vcc/Vdd): 1.8 V ~ 3.6 V Data Converters: A/D 18x12b, D/A 2x10b Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: - Package / Case: 40-VFQFN Exposed Pad Supplier Device Package: 40-QFN (6x6)	Package: 40-VFQFN Exposed Pad	Stock13,368	32-Bit	80MHz	I2C, IrDA, SmartCard, SPI, UART/USART, USB	Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT	28	32KB (32K x 8)	FLASH	-	8K x 8	1.8 V ~ 3.6 V	A/D 18x12b, D/A 2x10b	Internal	-40°C ~ 85°C (TA)	-	40-VFQFN Exposed Pad	40-QFN (6x6)
SIM3C144-B-GM	Silicon Labs	IC MCU 32BIT 64KB FLASH 40QFN Core Processor: ARM? Cortex?-M3 Core Size: 32-Bit Speed: 80MHz Connectivity: I2C, IrDA, SmartCard, SPI, UART/USART Peripherals: Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT Number of I/O: 28 Program Memory Size: 64KB (64K x 8) Program Memory Type: FLASH EEPROM Size: - RAM Size: 16K x 8 Voltage - Supply (Vcc/Vdd): 1.8 V ~ 3.6 V Data Converters: A/D 18x12b, D/A 2x10b Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: - Package / Case: 40-VFQFN Exposed Pad Supplier Device Package: 40-QFN (6x6)	Package: 40-VFQFN Exposed Pad	Stock16,020	32-Bit	80MHz	I2C, IrDA, SmartCard, SPI, UART/USART	Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT	28	64KB (64K x 8)	FLASH	-	16K x 8	1.8 V ~ 3.6 V	A/D 18x12b, D/A 2x10b	Internal	-40°C ~ 85°C (TA)	-	40-VFQFN Exposed Pad	40-QFN (6x6)
EFM32WG390F256-BGA112	Silicon Labs	IC MCU 32BIT 256KB FLASH 112BGA Core Processor: ARM? Cortex?-M4F Core Size: 32-Bit Speed: 48MHz Connectivity: EBI/EMI, I2C, IrDA, SmartCard, SPI, UART/USART, USB Peripherals: Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT Number of I/O: 86 Program Memory Size: 256KB (256K x 8) Program Memory Type: FLASH EEPROM Size: - RAM Size: 32K x 8 Voltage - Supply (Vcc/Vdd): 1.85 V ~ 3.8 V Data Converters: A/D 8x12b, D/A 2x12b Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: - Package / Case: 112-LFBGA Supplier Device Package: 112-BGA (10x10)	Package: 112-LFBGA	Stock13,308	32-Bit	48MHz	EBI/EMI, I2C, IrDA, SmartCard, SPI, UART/USART, USB	Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT	86	256KB (256K x 8)	FLASH	-	32K x 8	1.85 V ~ 3.8 V	A/D 8x12b, D/A 2x12b	Internal	-40°C ~ 85°C (TA)	-	112-LFBGA	112-BGA (10x10)
EFM32WG890F256-BGA112	Silicon Labs	IC MCU 32BIT 256KB FLASH 112BGA Core Processor: ARM? Cortex?-M4F Core Size: 32-Bit Speed: 48MHz Connectivity: EBI/EMI, I2C, IrDA, SmartCard, SPI, UART/USART Peripherals: Brown-out Detect/Reset, DMA, I2S, LCD, POR, PWM, WDT Number of I/O: 90 Program Memory Size: 256KB (256K x 8) Program Memory Type: FLASH EEPROM Size: - RAM Size: 32K x 8 Voltage - Supply (Vcc/Vdd): 1.85 V ~ 3.8 V Data Converters: A/D 8x12b, D/A 2x12b Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: - Package / Case: 112-LFBGA Supplier Device Package: 112-BGA (10x10)	Package: 112-LFBGA	Stock12,198	32-Bit	48MHz	EBI/EMI, I2C, IrDA, SmartCard, SPI, UART/USART	Brown-out Detect/Reset, DMA, I2S, LCD, POR, PWM, WDT	90	256KB (256K x 8)	FLASH	-	32K x 8	1.85 V ~ 3.8 V	A/D 8x12b, D/A 2x12b	Internal	-40°C ~ 85°C (TA)	-	112-LFBGA	112-BGA (10x10)
EFM32WG842F256-QFP64	Silicon Labs	IC MCU 32BIT 256KB FLASH 64TQFP Core Processor: ARM? Cortex?-M4F Core Size: 32-Bit Speed: 48MHz Connectivity: I2C, IrDA, SmartCard, SPI, UART/USART Peripherals: Brown-out Detect/Reset, DMA, I2S, LCD, POR, PWM, WDT Number of I/O: 53 Program Memory Size: 256KB (256K x 8) Program Memory Type: FLASH EEPROM Size: - RAM Size: 32K x 8 Voltage - Supply (Vcc/Vdd): 1.85 V ~ 3.8 V Data Converters: A/D 8x12b, D/A 2x12b Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: - Package / Case: 64-TQFP Supplier Device Package: 64-TQFP (10x10)	Package: 64-TQFP	Stock3,264	32-Bit	48MHz	I2C, IrDA, SmartCard, SPI, UART/USART	Brown-out Detect/Reset, DMA, I2S, LCD, POR, PWM, WDT	53	256KB (256K x 8)	FLASH	-	32K x 8	1.85 V ~ 3.8 V	A/D 8x12b, D/A 2x12b	Internal	-40°C ~ 85°C (TA)	-	64-TQFP	64-TQFP (10x10)
EFM32WG840F256-QFN64	Silicon Labs	IC MCU 32BIT 256KB FLASH 64QFN Core Processor: ARM? Cortex?-M4F Core Size: 32-Bit Speed: 48MHz Connectivity: I2C, IrDA, SmartCard, SPI, UART/USART Peripherals: Brown-out Detect/Reset, DMA, I2S, LCD, POR, PWM, WDT Number of I/O: 56 Program Memory Size: 256KB (256K x 8) Program Memory Type: FLASH EEPROM Size: - RAM Size: 32K x 8 Voltage - Supply (Vcc/Vdd): 1.85 V ~ 3.8 V Data Converters: A/D 8x12b, D/A 2x12b Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: - Package / Case: 64-VFQFN Exposed Pad Supplier Device Package: 64-QFN (9x9)	Package: 64-VFQFN Exposed Pad	Stock14,958	32-Bit	48MHz	I2C, IrDA, SmartCard, SPI, UART/USART	Brown-out Detect/Reset, DMA, I2S, LCD, POR, PWM, WDT	56	256KB (256K x 8)	FLASH	-	32K x 8	1.85 V ~ 3.8 V	A/D 8x12b, D/A 2x12b	Internal	-40°C ~ 85°C (TA)	-	64-VFQFN Exposed Pad	64-QFN (9x9)
C8051F507-IQ	Silicon Labs	IC MCU 8BIT 32KB FLASH 32LQFP Core Processor: 8051 Core Size: 8-Bit Speed: 50MHz Connectivity: SMBus (2-Wire/I2C), SPI, UART/USART Peripherals: POR, PWM, Temp Sensor, WDT Number of I/O: 25 Program Memory Size: 32KB (32K x 8) Program Memory Type: FLASH EEPROM Size: - RAM Size: 4.25K x 8 Voltage - Supply (Vcc/Vdd): 1.8 V ~ 5.25 V Data Converters: A/D 25x12b Oscillator Type: Internal Operating Temperature: -40°C ~ 125°C (TA) Mounting Type: - Package / Case: 32-LQFP Supplier Device Package: 32-LQFP (7x7)	Package: 32-LQFP	Stock7,664	8-Bit	50MHz	SMBus (2-Wire/I2C), SPI, UART/USART	POR, PWM, Temp Sensor, WDT	25	32KB (32K x 8)	FLASH	-	4.25K x 8	1.8 V ~ 5.25 V	A/D 25x12b	Internal	-40°C ~ 125°C (TA)	-	32-LQFP	32-LQFP (7x7)
C8051F541-IQ	Silicon Labs	IC MCU 8BIT 16KB FLASH 32LQFP Core Processor: 8051 Core Size: 8-Bit Speed: 50MHz Connectivity: SMBus (2-Wire/I2C), SPI, UART/USART Peripherals: POR, PWM, Temp Sensor, WDT Number of I/O: 25 Program Memory Size: 16KB (16K x 8) Program Memory Type: FLASH EEPROM Size: - RAM Size: 1.25K x 8 Voltage - Supply (Vcc/Vdd): 1.8 V ~ 5.25 V Data Converters: A/D 25x12b Oscillator Type: Internal Operating Temperature: -40°C ~ 125°C (TA) Mounting Type: - Package / Case: 32-LQFP Supplier Device Package: 32-LQFP (7x7)	Package: 32-LQFP	Stock7,368	8-Bit	50MHz	SMBus (2-Wire/I2C), SPI, UART/USART	POR, PWM, Temp Sensor, WDT	25	16KB (16K x 8)	FLASH	-	1.25K x 8	1.8 V ~ 5.25 V	A/D 25x12b	Internal	-40°C ~ 125°C (TA)	-	32-LQFP	32-LQFP (7x7)
C8051F561-IQ	Silicon Labs	IC MCU 8BIT 32KB FLASH 32LQFP Core Processor: 8051 Core Size: 8-Bit Speed: 50MHz Connectivity: SMBus (2-Wire/I2C), CAN, SPI, UART/USART Peripherals: POR, PWM, Temp Sensor, WDT Number of I/O: 25 Program Memory Size: 32KB (32K x 8) Program Memory Type: FLASH EEPROM Size: - RAM Size: 2.25K x 8 Voltage - Supply (Vcc/Vdd): 1.8 V ~ 5.25 V Data Converters: A/D 25x12b Oscillator Type: Internal Operating Temperature: -40°C ~ 125°C (TA) Mounting Type: - Package / Case: 32-LQFP Supplier Device Package: 32-LQFP (7x7)	Package: 32-LQFP	Stock6,448	8-Bit	50MHz	SMBus (2-Wire/I2C), CAN, SPI, UART/USART	POR, PWM, Temp Sensor, WDT	25	32KB (32K x 8)	FLASH	-	2.25K x 8	1.8 V ~ 5.25 V	A/D 25x12b	Internal	-40°C ~ 125°C (TA)	-	32-LQFP	32-LQFP (7x7)