Page 15 - Clock/Timing - Real Time Clocks | Integrated Circuits (ICs)

MCP795B12T-I/SL
Microchip Technology

IC RTC CLK/CALENDAR SPI 14-SOIC

Package: 14-SOIC (0.154", 3.90mm Width)

Stock4,592
ISL12029AIB27Z-T
Intersil

IC RTC CLK/CALENDAR I2C 14-SOIC

Package: 14-SOIC (0.154", 3.90mm Width)

Stock4,736
ISL12029IB27AZ-T
Intersil

IC RTC CLK/CALENDAR I2C 14-SOIC

Package: 14-SOIC (0.154", 3.90mm Width)

Stock4,768
X1288S16I-4.5AT1
Intersil

IC RTC CLK/CALENDAR I2C 16-SOIC

Package: 16-SOIC (0.295", 7.50mm Width)

Stock6,448
DS1646P-120+
Maxim Integrated

IC RTC CLK/CALENDAR PAR 34-PCM

Package: 34-PowerCap? Module

Stock6,096
DS1643-100+
Maxim Integrated

IC RTC CLK/CALENDAR PAR 28-EDIP

Package: 28-DIP Module (0.600", 15.24mm)

Stock38,172
ISL1208IU8
Intersil

IC RTC CLK/CALENDAR I2C 8-MSOP

Package: 8-TSSOP, 8-MSOP (0.118", 3.00mm Width)

Stock5,680
M48T58Y-70MH1E
STMicroelectronics

IC RTC CLK/CALENDAR PAR 28SOH

Package: 28-SOIC (0.337", 8.56mm Width) with SNAPHAT Sockets

Stock96,468
DS1746-70IND
Maxim Integrated

IC RTC CLK/CALENDAR PAR 32-EDIP

Package: 32-DIP Module (0.600", 15.24mm)

Stock3,568
DS1244WP-120IND
Maxim Integrated

IC RTC PHANTOM PAR 34-PCM

Package: 34-PowerCap? Module

Stock4,080
DS1689S
Maxim Integrated

IC RTC CLK/CALENDAR PAR 28-SOIC

Package: 28-SOIC (0.295", 7.50mm Width)

Stock95,952
BQ4832YMA-85
Texas Instruments

IC RTC CLK/CALENDAR PAR 32-DIP

Package: 32-DIP Module (0.61", 15.49mm)

Stock3,680
BQ3285LFSS-A1G4
Texas Instruments

IC RTC CLK/CALENDAR PAR 24-QSOP

Package: 24-SSOP (0.154", 3.90mm Width)

Stock6,304
BQ3285EP
Texas Instruments

IC RTC CLK/CALENDAR PAR 24-DIP

Package: 24-DIP (0.600", 15.24mm)

Stock7,056
DS3232S#T&R
Maxim Integrated

IC RTC CLK/CALENDAR I2C 20-SOIC

Package: 20-SOIC (0.295", 7.50mm Width)

Stock7,824
RTC-8564JE:B0 ROHS
EPSON

IC RTC CLK/CALENDAR I2C 20-VSOJ

Package: 20-LSSOJ (0.213", 5.40mm Width)

Stock2,256
1338-31DCGI
IDT, Integrated Device Technology Inc

IC RTC CLK/CALENDAR I2C 8-SOIC

Package: 8-SOIC (0.154", 3.90mm Width)

Stock3,728
ISL1208IRT8Z-TK
Intersil

IC RTC CLK/CALENDAR I2C 8-TDFN

Package: 8-WDFN Exposed Pad

Stock10,680
MCP795W10T-I/SL
Microchip Technology

IC RTC CLK/CALENDAR SPI 14-SOIC

Package: 14-SOIC (0.154", 3.90mm Width)

Stock4,800
MCP79411T-I/ST
Microchip Technology

IC RTC CLK/CALENDAR I2C 8-TSSOP

Package: 8-TSSOP (0.173", 4.40mm Width)

Stock5,232

Part Number	Manufacturer	Description	Package	Stock	Features	Memory Size	Time Format	Date Format	Interface	Voltage - Supply	Voltage - Supply, Battery	Current - Timekeeping (Max)	Operating Temperature	Mounting Type	Package / Case	Supplier Device Package
MCP795B12T-I/SL	Microchip Technology	IC RTC CLK/CALENDAR SPI 14-SOIC Type: Clock/Calendar Features: Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID, Watchdog Timer Memory Size: 64B Time Format: HH:MM:SS:hh (12/24 hr) Date Format: YY-MM-DD-dd Interface: SPI Voltage - Supply: 1.8 V ~ 5.5 V Voltage - Supply, Battery: 1.3 V ~ 5.5 V Current - Timekeeping (Max): 1µA @ 1.8V ~ 5.5V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 14-SOIC (0.154", 3.90mm Width) Supplier Device Package: 14-SOIC	Package: 14-SOIC (0.154", 3.90mm Width)	Stock4,592	Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID, Watchdog Timer	64B	HH:MM:SS:hh (12/24 hr)	YY-MM-DD-dd	SPI	1.8 V ~ 5.5 V	1.3 V ~ 5.5 V	1µA @ 1.8V ~ 5.5V	-40°C ~ 85°C	Surface Mount	14-SOIC (0.154", 3.90mm Width)	14-SOIC
ISL12029AIB27Z-T	Intersil	IC RTC CLK/CALENDAR I2C 14-SOIC Type: Clock/Calendar Features: Alarm, Leap Year, Supervisor, Watchdog Timer Memory Size: - Time Format: HH:MM:SS (12/24 hr) Date Format: YY-MM-DD-dd Interface: I2C, 2-Wire Serial Voltage - Supply: 2.7 V ~ 5.5 V Voltage - Supply, Battery: 1.8 V ~ 5.5 V Current - Timekeeping (Max): 10µA ~ 20µA @ 2.7V ~ 5.5V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 14-SOIC (0.154", 3.90mm Width) Supplier Device Package: 14-SOIC	Package: 14-SOIC (0.154", 3.90mm Width)	Stock4,736	Alarm, Leap Year, Supervisor, Watchdog Timer	-	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	I2C, 2-Wire Serial	2.7 V ~ 5.5 V	1.8 V ~ 5.5 V	10µA ~ 20µA @ 2.7V ~ 5.5V	-40°C ~ 85°C	Surface Mount	14-SOIC (0.154", 3.90mm Width)	14-SOIC
ISL12029IB27AZ-T	Intersil	IC RTC CLK/CALENDAR I2C 14-SOIC Type: Clock/Calendar Features: Alarm, Leap Year, Supervisor, Watchdog Timer Memory Size: - Time Format: HH:MM:SS (12/24 hr) Date Format: YY-MM-DD-dd Interface: I2C, 2-Wire Serial Voltage - Supply: 2.7 V ~ 5.5 V Voltage - Supply, Battery: 1.8 V ~ 5.5 V Current - Timekeeping (Max): 10µA ~ 20µA @ 2.7V ~ 5.5V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 14-SOIC (0.154", 3.90mm Width) Supplier Device Package: 14-SOIC	Package: 14-SOIC (0.154", 3.90mm Width)	Stock4,768	Alarm, Leap Year, Supervisor, Watchdog Timer	-	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	I2C, 2-Wire Serial	2.7 V ~ 5.5 V	1.8 V ~ 5.5 V	10µA ~ 20µA @ 2.7V ~ 5.5V	-40°C ~ 85°C	Surface Mount	14-SOIC (0.154", 3.90mm Width)	14-SOIC
X1288S16I-4.5AT1	Intersil	IC RTC CLK/CALENDAR I2C 16-SOIC Type: Clock/Calendar Features: Alarm, Leap Year, Supervisor, Watchdog Timer Memory Size: - Time Format: HH:MM:SS:hh (12/24 hr) Date Format: YY-MM-DD-dd Interface: I2C, 2-Wire Serial Voltage - Supply: 4.5 V ~ 5.5 V Voltage - Supply, Battery: 1.8 V ~ 5.5 V Current - Timekeeping (Max): 10µA ~ 20µA @ 2.7V ~ 5V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 16-SOIC (0.295", 7.50mm Width) Supplier Device Package: 16-SOIC	Package: 16-SOIC (0.295", 7.50mm Width)	Stock6,448	Alarm, Leap Year, Supervisor, Watchdog Timer	-	HH:MM:SS:hh (12/24 hr)	YY-MM-DD-dd	I2C, 2-Wire Serial	4.5 V ~ 5.5 V	1.8 V ~ 5.5 V	10µA ~ 20µA @ 2.7V ~ 5V	-40°C ~ 85°C	Surface Mount	16-SOIC (0.295", 7.50mm Width)	16-SOIC
DS1646P-120+	Maxim Integrated	IC RTC CLK/CALENDAR PAR 34-PCM Type: Clock/Calendar Features: Leap Year, NVSRAM Memory Size: 128KB Time Format: HH:MM:SS (24 hr) Date Format: YY-MM-DD-dd Interface: Parallel Voltage - Supply: 4.5 V ~ 5.5 V Voltage - Supply, Battery: 3V Current - Timekeeping (Max): 4mA @ 4.5V ~ 5.5V Operating Temperature: 0°C ~ 70°C Mounting Type: Surface Mount Package / Case: 34-PowerCap? Module Supplier Device Package: 34-PowerCap Module	Package: 34-PowerCap? Module	Stock6,096	Leap Year, NVSRAM	128KB	HH:MM:SS (24 hr)	YY-MM-DD-dd	Parallel	4.5 V ~ 5.5 V	3V	4mA @ 4.5V ~ 5.5V	0°C ~ 70°C	Surface Mount	34-PowerCap? Module	34-PowerCap Module
DS1643-100+	Maxim Integrated	IC RTC CLK/CALENDAR PAR 28-EDIP Type: Clock/Calendar Features: Leap Year, NVSRAM Memory Size: 8KB Time Format: HH:MM:SS (24 hr) Date Format: YY-MM-DD-dd Interface: Parallel Voltage - Supply: 4.5 V ~ 5.5 V Voltage - Supply, Battery: - Current - Timekeeping (Max): 3mA @ 5V Operating Temperature: 0°C ~ 70°C Mounting Type: Through Hole Package / Case: 28-DIP Module (0.600", 15.24mm) Supplier Device Package: 28-EDIP	Package: 28-DIP Module (0.600", 15.24mm)	Stock38,172	Leap Year, NVSRAM	8KB	HH:MM:SS (24 hr)	YY-MM-DD-dd	Parallel	4.5 V ~ 5.5 V	-	3mA @ 5V	0°C ~ 70°C	Through Hole	28-DIP Module (0.600", 15.24mm)	28-EDIP
ISL1208IU8	Intersil	IC RTC CLK/CALENDAR I2C 8-MSOP Type: Clock/Calendar Features: Alarm, Leap Year, SRAM Memory Size: 2B Time Format: HH:MM:SS (12/24 hr) Date Format: YY-MM-DD-dd Interface: I2C, 2-Wire Serial Voltage - Supply: 2.7 V ~ 5.5 V Voltage - Supply, Battery: 1.8 V ~ 5.5 V Current - Timekeeping (Max): 4µA ~ 6µA @ 3V ~ 5V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Supplier Device Package: 8-MSOP	Package: 8-TSSOP, 8-MSOP (0.118", 3.00mm Width)	Stock5,680	Alarm, Leap Year, SRAM	2B	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	I2C, 2-Wire Serial	2.7 V ~ 5.5 V	1.8 V ~ 5.5 V	4µA ~ 6µA @ 3V ~ 5V	-40°C ~ 85°C	Surface Mount	8-TSSOP, 8-MSOP (0.118", 3.00mm Width)	8-MSOP
M48T58Y-70MH1E	STMicroelectronics	IC RTC CLK/CALENDAR PAR 28SOH Type: Clock/Calendar Features: Leap Year Memory Size: - Time Format: HH:MM:SS (24 hr) Date Format: YY-MM-DD-dd Interface: Parallel Voltage - Supply: 4.5 V ~ 5.5 V Voltage - Supply, Battery: - Current - Timekeeping (Max): 3mA @ 4.5V ~ 5.5V Operating Temperature: 0°C ~ 70°C Mounting Type: Surface Mount Package / Case: 28-SOIC (0.337", 8.56mm Width) with SNAPHAT Sockets Supplier Device Package: 28-SOH	Package: 28-SOIC (0.337", 8.56mm Width) with SNAPHAT Sockets	Stock96,468	Leap Year	-	HH:MM:SS (24 hr)	YY-MM-DD-dd	Parallel	4.5 V ~ 5.5 V	-	3mA @ 4.5V ~ 5.5V	0°C ~ 70°C	Surface Mount	28-SOIC (0.337", 8.56mm Width) with SNAPHAT Sockets	28-SOH
DS1746-70IND	Maxim Integrated	IC RTC CLK/CALENDAR PAR 32-EDIP Type: Clock/Calendar Features: Leap Year, NVSRAM, Y2K Memory Size: 128KB Time Format: HH:MM:SS (24 hr) Date Format: YY-MM-DD-dd Interface: Parallel Voltage - Supply: 4.5 V ~ 5.5 V Voltage - Supply, Battery: - Current - Timekeeping (Max): 4mA @ 5V Operating Temperature: -40°C ~ 85°C Mounting Type: Through Hole Package / Case: 32-DIP Module (0.600", 15.24mm) Supplier Device Package: 32-EDIP	Package: 32-DIP Module (0.600", 15.24mm)	Stock3,568	Leap Year, NVSRAM, Y2K	128KB	HH:MM:SS (24 hr)	YY-MM-DD-dd	Parallel	4.5 V ~ 5.5 V	-	4mA @ 5V	-40°C ~ 85°C	Through Hole	32-DIP Module (0.600", 15.24mm)	32-EDIP
DS1244WP-120IND	Maxim Integrated	IC RTC PHANTOM PAR 34-PCM Type: Phantom Time Chip Features: Leap Year, NVSRAM Memory Size: 32KB Time Format: HH:MM:SS:hh (12/24 hr) Date Format: YY-MM-DD-dd Interface: Parallel Voltage - Supply: 2.97 V ~ 3.63 V Voltage - Supply, Battery: 3V Current - Timekeeping (Max): 7mA @ 3.3V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 34-PowerCap? Module Supplier Device Package: 34-PowerCap Module	Package: 34-PowerCap? Module	Stock4,080	Leap Year, NVSRAM	32KB	HH:MM:SS:hh (12/24 hr)	YY-MM-DD-dd	Parallel	2.97 V ~ 3.63 V	3V	7mA @ 3.3V	-40°C ~ 85°C	Surface Mount	34-PowerCap? Module	34-PowerCap Module
DS1689S	Maxim Integrated	IC RTC CLK/CALENDAR PAR 28-SOIC Type: Clock/Calendar Features: NVSRAM Memory Size: 114B Time Format: HH:MM:SS (12/24 hr) Date Format: YY-MM-DD-dd Interface: Parallel Voltage - Supply: 2.7 V ~ 3.3 V, 4.5 V ~ 5.5 V Voltage - Supply, Battery: 2.5 V ~ 3.7 V Current - Timekeeping (Max): 2mA @ 3V, 3mA @ 5V Operating Temperature: 0°C ~ 70°C Mounting Type: Surface Mount Package / Case: 28-SOIC (0.295", 7.50mm Width) Supplier Device Package: 28-SOIC	Package: 28-SOIC (0.295", 7.50mm Width)	Stock95,952	NVSRAM	114B	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	Parallel	2.7 V ~ 3.3 V, 4.5 V ~ 5.5 V	2.5 V ~ 3.7 V	2mA @ 3V, 3mA @ 5V	0°C ~ 70°C	Surface Mount	28-SOIC (0.295", 7.50mm Width)	28-SOIC
BQ4832YMA-85	Texas Instruments	IC RTC CLK/CALENDAR PAR 32-DIP Type: Clock/Calendar Features: Alarm, Supervisor, Watchdog Timer Memory Size: - Time Format: HH:MM:SS:hh (24 hr) Date Format: YY-MM-DD-dd Interface: Parallel Voltage - Supply: 4.5 V ~ 5.5 V Voltage - Supply, Battery: - Current - Timekeeping (Max): 4mA @ 4.5 V ~ 5.5 V Operating Temperature: 0°C ~ 70°C Mounting Type: Through Hole Package / Case: 32-DIP Module (0.61", 15.49mm) Supplier Device Package: 32-DIP Module (18.42x42.8)	Package: 32-DIP Module (0.61", 15.49mm)	Stock3,680	Alarm, Supervisor, Watchdog Timer	-	HH:MM:SS:hh (24 hr)	YY-MM-DD-dd	Parallel	4.5 V ~ 5.5 V	-	4mA @ 4.5 V ~ 5.5 V	0°C ~ 70°C	Through Hole	32-DIP Module (0.61", 15.49mm)	32-DIP Module (18.42x42.8)
BQ3285LFSS-A1G4	Texas Instruments	IC RTC CLK/CALENDAR PAR 24-QSOP Type: Clock/Calendar Features: Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output Memory Size: 242B Time Format: HH:MM:SS (12/24 hr) Date Format: YY-MM-DD-dd Interface: Parallel Voltage - Supply: 2.7 V ~ 5.5 V Voltage - Supply, Battery: 2.4 V ~ 4 V Current - Timekeeping (Max): 100µA @ 3V Operating Temperature: 0°C ~ 70°C Mounting Type: Surface Mount Package / Case: 24-SSOP (0.154", 3.90mm Width) Supplier Device Package: 24-SSOP/QSOP	Package: 24-SSOP (0.154", 3.90mm Width)	Stock6,304	Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output	242B	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	Parallel	2.7 V ~ 5.5 V	2.4 V ~ 4 V	100µA @ 3V	0°C ~ 70°C	Surface Mount	24-SSOP (0.154", 3.90mm Width)	24-SSOP/QSOP
BQ3285EP	Texas Instruments	IC RTC CLK/CALENDAR PAR 24-DIP Type: Clock/Calendar Features: Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output Memory Size: 242B Time Format: HH:MM:SS (12/24 hr) Date Format: YY-MM-DD-dd Interface: Parallel Voltage - Supply: 4.5 V ~ 5.5 V Voltage - Supply, Battery: 2.5 V ~ 4 V Current - Timekeeping (Max): 300µA @ 5V Operating Temperature: 0°C ~ 70°C Mounting Type: Through Hole Package / Case: 24-DIP (0.600", 15.24mm) Supplier Device Package: 24-PDIP	Package: 24-DIP (0.600", 15.24mm)	Stock7,056	Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output	242B	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	Parallel	4.5 V ~ 5.5 V	2.5 V ~ 4 V	300µA @ 5V	0°C ~ 70°C	Through Hole	24-DIP (0.600", 15.24mm)	24-PDIP
DS3232S#T&R	Maxim Integrated	IC RTC CLK/CALENDAR I2C 20-SOIC Type: Clock/Calendar Features: Alarm, Leap Year, Square Wave Output, SRAM, TCXO/Crystal Memory Size: 236B Time Format: HH:MM:SS (12/24 hr) Date Format: YY-MM-DD-dd Interface: I2C, 2-Wire Serial Voltage - Supply: 2.3 V ~ 5.5 V Voltage - Supply, Battery: 2.3 V ~ 5.5 V Current - Timekeeping (Max): 120µA ~ 160µA @ 3.3V ~ 5.5V Operating Temperature: 0°C ~ 70°C Mounting Type: Surface Mount Package / Case: 20-SOIC (0.295", 7.50mm Width) Supplier Device Package: 20-SOIC	Package: 20-SOIC (0.295", 7.50mm Width)	Stock7,824	Alarm, Leap Year, Square Wave Output, SRAM, TCXO/Crystal	236B	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	I2C, 2-Wire Serial	2.3 V ~ 5.5 V	2.3 V ~ 5.5 V	120µA ~ 160µA @ 3.3V ~ 5.5V	0°C ~ 70°C	Surface Mount	20-SOIC (0.295", 7.50mm Width)	20-SOIC
RTC-8564JE:B0 ROHS	EPSON	IC RTC CLK/CALENDAR I2C 20-VSOJ Type: Clock/Calendar Features: Alarm, Y2K Memory Size: - Time Format: HH:MM:SS Date Format: YY-MM-DD-dd Interface: I2C, 2-Wire Serial Voltage - Supply: 1.8 V ~ 5.5 V Voltage - Supply, Battery: - Current - Timekeeping (Max): 0.7µA ~ 0.8µA @ 3V ~ 5V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 20-LSSOJ (0.213", 5.40mm Width) Supplier Device Package: 20-VSOJ	Package: 20-LSSOJ (0.213", 5.40mm Width)	Stock2,256	Alarm, Y2K	-	HH:MM:SS	YY-MM-DD-dd	I2C, 2-Wire Serial	1.8 V ~ 5.5 V	-	0.7µA ~ 0.8µA @ 3V ~ 5V	-40°C ~ 85°C	Surface Mount	20-LSSOJ (0.213", 5.40mm Width)	20-VSOJ
1338-31DCGI	IDT, Integrated Device Technology Inc	IC RTC CLK/CALENDAR I2C 8-SOIC Type: Clock/Calendar Features: Leap Year, NVSRAM, Square Wave Output Memory Size: 56B Time Format: HH:MM:SS (12/24 hr) Date Format: YY-MM-DD-dd Interface: I2C, 2-Wire Serial Voltage - Supply: 3.3 V ~ 5.5 V Voltage - Supply, Battery: 1.3 V ~ 3.7 V Current - Timekeeping (Max): 5µA @ 3.63V ~ 5.5V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 8-SOIC (0.154", 3.90mm Width) Supplier Device Package: 8-SOIC	Package: 8-SOIC (0.154", 3.90mm Width)	Stock3,728	Leap Year, NVSRAM, Square Wave Output	56B	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	I2C, 2-Wire Serial	3.3 V ~ 5.5 V	1.3 V ~ 3.7 V	5µA @ 3.63V ~ 5.5V	-40°C ~ 85°C	Surface Mount	8-SOIC (0.154", 3.90mm Width)	8-SOIC
ISL1208IRT8Z-TK	Intersil	IC RTC CLK/CALENDAR I2C 8-TDFN Type: Clock/Calendar Features: Alarm, Leap Year, SRAM Memory Size: 2B Time Format: HH:MM:SS (12/24 hr) Date Format: YY-MM-DD-dd Interface: I2C, 2-Wire Serial Voltage - Supply: 2.7 V ~ 5.5 V Voltage - Supply, Battery: 1.8 V ~ 5.5 V Current - Timekeeping (Max): 4µA ~ 6µA @ 3V ~ 5V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 8-WDFN Exposed Pad Supplier Device Package: 8-TDFN (3x3)	Package: 8-WDFN Exposed Pad	Stock10,680	Alarm, Leap Year, SRAM	2B	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	I2C, 2-Wire Serial	2.7 V ~ 5.5 V	1.8 V ~ 5.5 V	4µA ~ 6µA @ 3V ~ 5V	-40°C ~ 85°C	Surface Mount	8-WDFN Exposed Pad	8-TDFN (3x3)
MCP795W10T-I/SL	Microchip Technology	IC RTC CLK/CALENDAR SPI 14-SOIC Type: Clock/Calendar Features: Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Watchdog Timer Memory Size: 64B Time Format: HH:MM:SS:hh (12/24 hr) Date Format: YY-MM-DD-dd Interface: SPI Voltage - Supply: 1.8 V ~ 3.6 V Voltage - Supply, Battery: 1.3 V ~ 3.6 V Current - Timekeeping (Max): 1µA @ 1.8V ~ 5.5V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 14-SOIC (0.154", 3.90mm Width) Supplier Device Package: 14-SOIC	Package: 14-SOIC (0.154", 3.90mm Width)	Stock4,800	Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Watchdog Timer	64B	HH:MM:SS:hh (12/24 hr)	YY-MM-DD-dd	SPI	1.8 V ~ 3.6 V	1.3 V ~ 3.6 V	1µA @ 1.8V ~ 5.5V	-40°C ~ 85°C	Surface Mount	14-SOIC (0.154", 3.90mm Width)	14-SOIC
MCP79411T-I/ST	Microchip Technology	IC RTC CLK/CALENDAR I2C 8-TSSOP Type: Clock/Calendar Features: Alarm, Leap Year, Square Wave Output, SRAM, Unique ID Memory Size: 64B, 1Kb Time Format: HH:MM:SS (12/24 hr) Date Format: YY-MM-DD-dd Interface: I2C, 2-Wire Serial Voltage - Supply: 1.8 V ~ 5.5 V Voltage - Supply, Battery: 1.3 V ~ 5.5 V Current - Timekeeping (Max): 1.2µA @ 3.3V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 8-TSSOP (0.173", 4.40mm Width) Supplier Device Package: 8-TSSOP	Package: 8-TSSOP (0.173", 4.40mm Width)	Stock5,232	Alarm, Leap Year, Square Wave Output, SRAM, Unique ID	64B, 1Kb	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	I2C, 2-Wire Serial	1.8 V ~ 5.5 V	1.3 V ~ 5.5 V	1.2µA @ 3.3V	-40°C ~ 85°C	Surface Mount	8-TSSOP (0.173", 4.40mm Width)	8-TSSOP
PT7C4337WE	Diodes Incorporated	IC RTC CLK/CALENDAR I2C 8-SOIC Type: Clock/Calendar Features: Alarm, Leap Year, Square Wave Output Memory Size: - Time Format: HH:MM:SS (12/24 hr) Date Format: YY-MM-DD-dd Interface: I2C, 2-Wire Serial Voltage - Supply: 1.8 V ~ 5.5 V Voltage - Supply, Battery: - Current - Timekeeping (Max): 0.8µA @ 1.3V ~ 1.8V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 8-SOIC (0.154", 3.90mm Width) Supplier Device Package: 8-SOIC	Package: 8-SOIC (0.154", 3.90mm Width)	Stock43,560	Alarm, Leap Year, Square Wave Output	-	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	I2C, 2-Wire Serial	1.8 V ~ 5.5 V	-	0.8µA @ 1.3V ~ 1.8V	-40°C ~ 85°C	Surface Mount	8-SOIC (0.154", 3.90mm Width)	8-SOIC
DS1338U-18+	Maxim Integrated	IC RTC CLK/CALENDAR I2C 8-USOP Type: Clock/Calendar Features: Leap Year, NVSRAM, Square Wave Output Memory Size: 56B Time Format: HH:MM:SS (12/24 hr) Date Format: YY-MM-DD-dd Interface: I2C, 2-Wire Serial Voltage - Supply: 1.71 V ~ 5.5 V Voltage - Supply, Battery: 1.3 V ~ 3.7 V Current - Timekeeping (Max): 100µA @ 1.89V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Supplier Device Package: 8-uMAX	Package: 8-TSSOP, 8-MSOP (0.118", 3.00mm Width)	Stock10,320	Leap Year, NVSRAM, Square Wave Output	56B	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	I2C, 2-Wire Serial	1.71 V ~ 5.5 V	1.3 V ~ 3.7 V	100µA @ 1.89V	-40°C ~ 85°C	Surface Mount	8-TSSOP, 8-MSOP (0.118", 3.00mm Width)	8-uMAX
RX-4575LC:B	EPSON	IC TRC CLK/CALENDAR Type: - Features: - Memory Size: - Time Format: - Date Format: - Interface: - Voltage - Supply: - Voltage - Supply, Battery: - Current - Timekeeping (Max): - Operating Temperature: - Mounting Type: - Package / Case: - Supplier Device Package: -	Package: -	Stock2,768	-	-	-	-	-	-	-	-	-	-	-	-
ISL12028IVZ	Renesas Electronics America	IC RTC CLK/CALENDAR I2C 14-TSSOP Type: Clock/Calendar Features: Alarm, Leap Year, Supervisor, Watchdog Timer Memory Size: - Time Format: HH:MM:SS (12/24 hr) Date Format: YY-MM-DD-dd Interface: I²C, 2-Wire Serial Voltage - Supply: 2.7 V ~ 5.5 V Voltage - Supply, Battery: 1.8 V ~ 5.5 V Current - Timekeeping (Max): 10µA ~ 20µA @ 2.7V ~ 5.5V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 14-TSSOP (0.173", 4.40mm Width) Supplier Device Package: 14-TSSOP	Package: 14-TSSOP (0.173", 4.40mm Width)	Stock3,728	Alarm, Leap Year, Supervisor, Watchdog Timer	-	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	I²C, 2-Wire Serial	2.7 V ~ 5.5 V	1.8 V ~ 5.5 V	10µA ~ 20µA @ 2.7V ~ 5.5V	-40°C ~ 85°C	Surface Mount	14-TSSOP (0.173", 4.40mm Width)	14-TSSOP
X1288S16-4.5AT1	Renesas Electronics America	IC RTC CLK/CALENDAR I2C 16-SOIC Type: Clock/Calendar Features: Alarm, Leap Year, Supervisor, Watchdog Timer Memory Size: - Time Format: HH:MM:SS:hh (12/24 hr) Date Format: YY-MM-DD-dd Interface: I²C, 2-Wire Serial Voltage - Supply: 4.5 V ~ 5.5 V Voltage - Supply, Battery: 1.8 V ~ 5.5 V Current - Timekeeping (Max): 10µA ~ 20µA @ 2.7V ~ 5V Operating Temperature: 0°C ~ 70°C Mounting Type: Surface Mount Package / Case: 16-SOIC (0.295", 7.50mm Width) Supplier Device Package: 16-SOIC	Package: 16-SOIC (0.295", 7.50mm Width)	Stock5,472	Alarm, Leap Year, Supervisor, Watchdog Timer	-	HH:MM:SS:hh (12/24 hr)	YY-MM-DD-dd	I²C, 2-Wire Serial	4.5 V ~ 5.5 V	1.8 V ~ 5.5 V	10µA ~ 20µA @ 2.7V ~ 5V	0°C ~ 70°C	Surface Mount	16-SOIC (0.295", 7.50mm Width)	16-SOIC
CDP68HC68T1MZ	Renesas Electronics America	IC RTC CLK/CALENDAR SPI 20-SOIC Type: Clock/Calendar Features: Alarm, Leap Year, Square Wave Output, Watchdog Timer Memory Size: 32B Time Format: HH:MM:SS (12/24 hr) Date Format: YY-MM-DD-dd Interface: SPI Voltage - Supply: 3 V ~ 6 V Voltage - Supply, Battery: 2.2 V ~ 6 V Current - Timekeeping (Max): 20µA ~ 500µA @ 5V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 20-SOIC (0.295", 7.50mm Width) Supplier Device Package: 20-SOIC	Package: 20-SOIC (0.295", 7.50mm Width)	Stock16,716	Alarm, Leap Year, Square Wave Output, Watchdog Timer	32B	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	SPI	3 V ~ 6 V	2.2 V ~ 6 V	20µA ~ 500µA @ 5V	-40°C ~ 85°C	Surface Mount	20-SOIC (0.295", 7.50mm Width)	20-SOIC
RS5C338A-E2-F	Nisshinbo Micro Devices Inc.	3-WIRE SERIAL INTERFACE REAL-TIM Type: - Features: - Memory Size: - Time Format: - Date Format: - Interface: - Voltage - Supply: - Voltage - Supply, Battery: - Current - Timekeeping (Max): - Operating Temperature: - Mounting Type: - Package / Case: - Supplier Device Package: -	Package: -	Request a Quote	-	-	-	-	-	-	-	-	-	-	-	-
RX8900CEUCB	EPSON	IC RTC CLK/CALENDAR I2C 10SMD Type: Clock/Calendar Features: Alarm Memory Size: - Time Format: HH:MM:SS Date Format: YY-MM-DD Interface: I2C Voltage - Supply: 2.5V ~ 5.5V Voltage - Supply, Battery: 1.6V ~ 5.5V Current - Timekeeping (Max): 1.4µA ~ 1.5µA @ 3V ~ 5V Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Package / Case: 10-SMD, No Lead Supplier Device Package: 10-SMD	Package: -	Request a Quote	Alarm	-	HH:MM:SS	YY-MM-DD	I2C	2.5V ~ 5.5V	1.6V ~ 5.5V	1.4µA ~ 1.5µA @ 3V ~ 5V	-40°C ~ 85°C (TA)	Surface Mount	10-SMD, No Lead	10-SMD