Page 82 - Clock/Timing - Real Time Clocks | Integrated Circuits (ICs)

DS1343D-18+
Maxim Integrated

IC RTC CLK/CAL SPI 14TDFN

Package: 14-WFDFN Exposed Pad

Stock4,544
X1286V14I
Intersil

IC RTC CLK/CALENDAR I2C 14-TSSOP

Package: 14-TSSOP (0.173", 4.40mm Width)

Stock5,808
X1226V8IT2
Intersil

IC RTC CLK/CALENDAR I2C 8-TSSOP

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

Stock7,712
X1226V8I
Intersil

IC RTC CLK/CALENDAR I2C 8-TSSOP

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

Stock3,312
RTC-62421B:ROHS
EPSON

IC RTC CLK/CALENDAR PAR 18-DIP

Package: 18-DIP (0.300", 7.62mm)

Stock3,024
DS17885E-3+
Maxim Integrated

IC RTC CLK/CALENDAR PAR 28-TSOP

Package: 28-TSSOP (0.465", 11.80mm Width)

Stock4,864
DS1673S-3
Maxim Integrated

IC RTC SYSTEM CTRLR SER 20-SOIC

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

Stock7,968
DS14287
Maxim Integrated

IC RTC CLK/CALENDAR PAR 24-EDIP

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

Stock2,100
BQ4285P-SB2
Texas Instruments

IC RTC CLK/CALENDAR PAR 24-DIP

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

Stock5,072
DP8570AVX/NOPB
Texas Instruments

IC RTC CLK/CALENDAR PAR 28-PLCC

Package: 28-LCC (J-Lead)

Stock5,216
DS1685S-5+T&R
Maxim Integrated

IC RTC CLK/CALENDAR PAR 24-SOIC

Package: 24-SOIC (0.295", 7.50mm Width)

Stock6,320
DS1338U-3+T&R
Maxim Integrated

IC RTC CLK/CALENDAR I2C 8-USOP

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

Stock6,896
PT7C4307WE-2017
Diodes Incorporated

REAL TIME CLOCK SO-8

Package: -

Stock5,472
PT7C4337UE
Diodes Incorporated

IC RTC CLK/CALENDAR I2C MSOP

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

Stock7,320
MCP7940NT-I/ST
Microchip Technology

IC RTC CLK/CALENDAR I2C 8-TSSOP

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

Stock4,848
M48T18-150PC1
STMicroelectronics

IC RTC CLK/CALENDAR PAR 28DIP

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

Stock6,512
AB-RTCMC-32.768KHZ-EOZ9-S3-D-B-T
Abracon LLC

IC RTC CLK/CALENDAR I2C MODULE

Package: 10-SMD Module

Stock4,912
DS1501WZN+
Maxim Integrated

IC RTC CLK/CALENDAR PAR 28-SOIC

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

Stock5,872
DS1388Z-33+
Maxim Integrated

IC RTC CLK/CALENDAR I2C 8-SOIC

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

Stock5,392
ISL12028IBAZ-T
Renesas Electronics America

IC RTC CLK/CALENDAR I2C 14-SOIC

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

Stock7,616

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
DS1343D-18+	Maxim Integrated	IC RTC CLK/CAL SPI 14TDFN Type: Clock/Calendar Features: Alarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger Memory Size: 96B Time Format: HH:MM:SS (12/24 hr) Date Format: YY-MM-DD-dd Interface: SPI Voltage - Supply: 1.71 V ~ 5.5 V Voltage - Supply, Battery: 1.3 V ~ 5.5 V Current - Timekeeping (Max): - Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 14-WFDFN Exposed Pad Supplier Device Package: 14-TDFN-EP (3x3)	Package: 14-WFDFN Exposed Pad	Stock4,544	Alarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger	96B	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	SPI	1.71 V ~ 5.5 V	1.3 V ~ 5.5 V	-	-40°C ~ 85°C	Surface Mount	14-WFDFN Exposed Pad	14-TDFN-EP (3x3)
X1286V14I	Intersil	IC RTC CLK/CALENDAR I2C 14-TSSOP 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: 2.7 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: 14-TSSOP (0.173", 4.40mm Width) Supplier Device Package: 14-TSSOP	Package: 14-TSSOP (0.173", 4.40mm Width)	Stock5,808	Alarm, Leap Year, Supervisor, Watchdog Timer	-	HH:MM:SS:hh (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 ~ 5V	-40°C ~ 85°C	Surface Mount	14-TSSOP (0.173", 4.40mm Width)	14-TSSOP
X1226V8IT2	Intersil	IC RTC CLK/CALENDAR I2C 8-TSSOP Type: Clock/Calendar Features: Alarm, Leap Year 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 ~ 5V 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)	Stock7,712	Alarm, Leap Year	-	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 ~ 5V	-40°C ~ 85°C	Surface Mount	8-TSSOP (0.173", 4.40mm Width)	8-TSSOP
X1226V8I	Intersil	IC RTC CLK/CALENDAR I2C 8-TSSOP Type: Clock/Calendar Features: Alarm, Leap Year 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 ~ 5V 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)	Stock3,312	Alarm, Leap Year	-	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 ~ 5V	-40°C ~ 85°C	Surface Mount	8-TSSOP (0.173", 4.40mm Width)	8-TSSOP
RTC-62421B:ROHS	EPSON	IC RTC CLK/CALENDAR PAR 18-DIP Type: Clock/Calendar Features: Leap Year Memory Size: - 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: - Current - Timekeeping (Max): 1.8µA ~ 3µA @ 2V ~ 5V Operating Temperature: -40°C ~ 85°C Mounting Type: Through Hole Package / Case: 18-DIP (0.300", 7.62mm) Supplier Device Package: 18-DIP	Package: 18-DIP (0.300", 7.62mm)	Stock3,024	Leap Year	-	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	Parallel	4.5 V ~ 5.5 V	-	1.8µA ~ 3µA @ 2V ~ 5V	-40°C ~ 85°C	Through Hole	18-DIP (0.300", 7.62mm)	18-DIP
DS17885E-3+	Maxim Integrated	IC RTC CLK/CALENDAR PAR 28-TSOP Type: Clock/Calendar Features: Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output Memory Size: 8KB Time Format: HH:MM:SS (12/24 hr) Date Format: YY-MM-DD-dd Interface: Parallel Voltage - Supply: 2.7 V ~ 3.7 V Voltage - Supply, Battery: 2.5 V ~ 3.7 V Current - Timekeeping (Max): 2mA @ 2.7V ~ 3.7V Operating Temperature: 0°C ~ 70°C Mounting Type: Surface Mount Package / Case: 28-TSSOP (0.465", 11.80mm Width) Supplier Device Package: 28-TSOP	Package: 28-TSSOP (0.465", 11.80mm Width)	Stock4,864	Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output	8KB	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	Parallel	2.7 V ~ 3.7 V	2.5 V ~ 3.7 V	2mA @ 2.7V ~ 3.7V	0°C ~ 70°C	Surface Mount	28-TSSOP (0.465", 11.80mm Width)	28-TSOP
DS1673S-3	Maxim Integrated	IC RTC SYSTEM CTRLR SER 20-SOIC Type: Portable System Controller Features: Alarm, Leap Year, Watchdog Timer Memory Size: - Time Format: HH:MM:SS (12/24 hr) Date Format: YY-MM-DD-dd Interface: 3-Wire Serial Voltage - Supply: 2.7 V ~ 3.3 V Voltage - Supply, Battery: 2.5 V ~ 3.7 V Current - Timekeeping (Max): 100µA @ 3V 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)	Stock7,968	Alarm, Leap Year, Watchdog Timer	-	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	3-Wire Serial	2.7 V ~ 3.3 V	2.5 V ~ 3.7 V	100µA @ 3V	0°C ~ 70°C	Surface Mount	20-SOIC (0.295", 7.50mm Width)	20-SOIC
DS14287	Maxim Integrated	IC RTC CLK/CALENDAR PAR 24-EDIP Type: Clock/Calendar Features: Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output Memory Size: 114B 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 ~ 3.6 V Current - Timekeeping (Max): 0.5µA @ 4.5V ~ 5.5V Operating Temperature: 0°C ~ 70°C Mounting Type: Through Hole Package / Case: 24-DIP Module (0.600", 15.24mm) Supplier Device Package: 24-EDIP	Package: 24-DIP Module (0.600", 15.24mm)	Stock2,100	Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output	114B	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	Parallel	4.5 V ~ 5.5 V	2.5 V ~ 3.6 V	0.5µA @ 4.5V ~ 5.5V	0°C ~ 70°C	Through Hole	24-DIP Module (0.600", 15.24mm)	24-EDIP
BQ4285P-SB2	Texas Instruments	IC RTC CLK/CALENDAR PAR 24-DIP Type: Clock/Calendar Features: Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output Memory Size: 114B 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): - 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)	Stock5,072	Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output	114B	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	Parallel	4.5 V ~ 5.5 V	2.5 V ~ 4 V	-	0°C ~ 70°C	Through Hole	24-DIP (0.600", 15.24mm)	24-PDIP
DP8570AVX/NOPB	Texas Instruments	IC RTC CLK/CALENDAR PAR 28-PLCC Type: Timer Clock Peripheral (TCP) Features: Alarm, Leap Year Memory Size: 44B Time Format: HH:MM:SS:hh (12/24 hr) Date Format: YY-MM-DD-dd Interface: Parallel Voltage - Supply: 4.5 V ~ 5.5 V Voltage - Supply, Battery: 2.2 V ~ 5.1 V Current - Timekeeping (Max): 1µA @ 5V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 28-LCC (J-Lead) Supplier Device Package: 28-PLCC (11.51x11.51)	Package: 28-LCC (J-Lead)	Stock5,216	Alarm, Leap Year	44B	HH:MM:SS:hh (12/24 hr)	YY-MM-DD-dd	Parallel	4.5 V ~ 5.5 V	2.2 V ~ 5.1 V	1µA @ 5V	-40°C ~ 85°C	Surface Mount	28-LCC (J-Lead)	28-PLCC (11.51x11.51)
DS1685S-5+T&R	Maxim Integrated	IC RTC CLK/CALENDAR PAR 24-SOIC Type: Clock/Calendar Features: Alarm, NVSRAM, Square Wave Output, Y2K 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 ~ 3.7 V Current - Timekeeping (Max): 3mA @ 5V Operating Temperature: 0°C ~ 70°C Mounting Type: Surface Mount Package / Case: 24-SOIC (0.295", 7.50mm Width) Supplier Device Package: 24-SOIC	Package: 24-SOIC (0.295", 7.50mm Width)	Stock6,320	Alarm, NVSRAM, Square Wave Output, Y2K	242B	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	Parallel	4.5 V ~ 5.5 V	2.5 V ~ 3.7 V	3mA @ 5V	0°C ~ 70°C	Surface Mount	24-SOIC (0.295", 7.50mm Width)	24-SOIC
DS1338U-3+T&R	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: 2.7 V ~ 5.5 V Voltage - Supply, Battery: 1.3 V ~ 3.7 V Current - Timekeeping (Max): 200µA @ 3.3V 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)	Stock6,896	Leap Year, NVSRAM, Square Wave Output	56B	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	I2C, 2-Wire Serial	2.7 V ~ 5.5 V	1.3 V ~ 3.7 V	200µA @ 3.3V	-40°C ~ 85°C	Surface Mount	8-TSSOP, 8-MSOP (0.118", 3.00mm Width)	8-uMAX
PT7C4307WE-2017	Diodes Incorporated	REAL TIME CLOCK SO-8 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: -	Stock5,472	-	-	-	-	-	-	-	-	-	-	-	-
PT7C4337UE	Diodes Incorporated	IC RTC CLK/CALENDAR I2C MSOP 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-TSSOP, 8-MSOP (0.118", 3.00mm Width) Supplier Device Package: 8-MSOP	Package: 8-TSSOP, 8-MSOP (0.118", 3.00mm Width)	Stock7,320	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-TSSOP, 8-MSOP (0.118", 3.00mm Width)	8-MSOP
MCP7940NT-I/ST	Microchip Technology	IC RTC CLK/CALENDAR I2C 8-TSSOP Type: Clock/Calendar Features: Alarm, Leap Year, Square Wave Output, SRAM Memory Size: 64B 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)	Stock4,848	Alarm, Leap Year, Square Wave Output, SRAM	64B	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
M48T18-150PC1	STMicroelectronics	IC RTC CLK/CALENDAR PAR 28DIP Type: Clock/Calendar Features: Leap Year, Watchdog Timer 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: Through Hole Package / Case: 28-DIP Module (0.600", 15.24mm) Supplier Device Package: 28-PCDIP, CAPHAT?	Package: 28-DIP Module (0.600", 15.24mm)	Stock6,512	Leap Year, Watchdog Timer	-	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	Through Hole	28-DIP Module (0.600", 15.24mm)	28-PCDIP, CAPHAT?
AB-RTCMC-32.768KHZ-EOZ9-S3-D-B-T	Abracon LLC	IC RTC CLK/CALENDAR I2C MODULE Type: Clock/Calendar Features: Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, TCXO/Crystal, Trickle-Charger Memory Size: 8B Time Format: HH:MM:SS (12/24 hr) Date Format: YY-MM-DD-dd Interface: I2C, 2-Wire Serial Voltage - Supply: 1.4 V ~ 5.5 V Voltage - Supply, Battery: 1.4 V ~ 5.5 V Current - Timekeeping (Max): 1.5µA ~ 2.2µA @ 1.4V ~ 5V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 10-SMD Module Supplier Device Package: Module	Package: 10-SMD Module	Stock4,912	Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, TCXO/Crystal, Trickle-Charger	8B	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	I2C, 2-Wire Serial	1.4 V ~ 5.5 V	1.4 V ~ 5.5 V	1.5µA ~ 2.2µA @ 1.4V ~ 5V	-40°C ~ 85°C	Surface Mount	10-SMD Module	Module
DS1501WZN+	Maxim Integrated	IC RTC CLK/CALENDAR PAR 28-SOIC Type: Clock/Calendar Features: Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K Memory Size: 256B Time Format: HH:MM:SS (24 hr) Date Format: YY-MM-DD-dd Interface: Parallel Voltage - Supply: 3 V ~ 3.6 V Voltage - Supply, Battery: 2.5 V ~ 3.7 V Current - Timekeeping (Max): 4mA @ 3V ~ 3.6V Operating Temperature: -40°C ~ 85°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)	Stock5,872	Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K	256B	HH:MM:SS (24 hr)	YY-MM-DD-dd	Parallel	3 V ~ 3.6 V	2.5 V ~ 3.7 V	4mA @ 3V ~ 3.6V	-40°C ~ 85°C	Surface Mount	28-SOIC (0.295", 7.50mm Width)	28-SOIC
DS1388Z-33+	Maxim Integrated	IC RTC CLK/CALENDAR I2C 8-SOIC Type: Clock/Calendar Features: EEPROM, Leap Year, Supervisor, Trickle-Charger, Watchdog Timer Memory Size: 512B Time Format: HH:MM:SS:hh (12/24 hr) Date Format: YY-MM-DD-dd Interface: I2C, 2-Wire Serial Voltage - Supply: 2.97 V ~ 3.63 V Voltage - Supply, Battery: 1.3 V ~ 5.5 V Current - Timekeeping (Max): 150µA @ 2.97V ~ 3.63V 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)	Stock5,392	EEPROM, Leap Year, Supervisor, Trickle-Charger, Watchdog Timer	512B	HH:MM:SS:hh (12/24 hr)	YY-MM-DD-dd	I2C, 2-Wire Serial	2.97 V ~ 3.63 V	1.3 V ~ 5.5 V	150µA @ 2.97V ~ 3.63V	-40°C ~ 85°C	Surface Mount	8-SOIC (0.154", 3.90mm Width)	8-SOIC
ISL12028IBAZ-T	Renesas Electronics America	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)	Stock7,616	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
X1288V14T1	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: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: 14-TSSOP (0.173", 4.40mm Width) Supplier Device Package: 14-TSSOP	Package: 14-TSSOP (0.173", 4.40mm Width)	Stock7,008	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	14-TSSOP (0.173", 4.40mm Width)	14-TSSOP
X1286A8IT1	Renesas Electronics America	IC RTC CLK/CALENDAR I2C 8-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: 2.7 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: 8-SOIC (0.209", 5.30mm Width) Supplier Device Package: 8-SOIC	Package: 8-SOIC (0.209", 5.30mm Width)	Stock4,992	Alarm, Leap Year, Supervisor, Watchdog Timer	-	HH:MM:SS:hh (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 ~ 5V	-40°C ~ 85°C	Surface Mount	8-SOIC (0.209", 5.30mm Width)	8-SOIC
X1228S14Z-2.7A	Renesas Electronics America	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 ~ 5V Operating Temperature: 0°C ~ 70°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)	Stock4,752	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 ~ 5V	0°C ~ 70°C	Surface Mount	14-SOIC (0.154", 3.90mm Width)	14-SOIC
X1227S8-2.7T1	Renesas Electronics America	IC RTC CLK/CALENDAR I2C 8-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 ~ 5V Operating Temperature: 0°C ~ 70°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)	Stock6,960	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 ~ 5V	0°C ~ 70°C	Surface Mount	8-SOIC (0.154", 3.90mm Width)	8-SOIC
X1227S8-4.5A	Renesas Electronics America	IC RTC CLK/CALENDAR I2C 8-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: 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: 8-SOIC (0.154", 3.90mm Width) Supplier Device Package: 8-SOIC	Package: 8-SOIC (0.154", 3.90mm Width)	Stock7,312	Alarm, Leap Year, Supervisor, Watchdog Timer	-	HH:MM:SS (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	8-SOIC (0.154", 3.90mm Width)	8-SOIC
PT7C4337BLEX	Diodes Incorporated	REAL TIME CLOCK TSSOP-8 T&R 2.5K 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: -	Stock7,248	-	-	-	-	-	-	-	-	-	-	-	-
DS1248Y-200	Analog Devices Inc./Maxim Integrated	1024K NV SRAM & PHANTOM CLOCK Type: Phantom Time Chip Features: EEPROM, Leap Year, NVSRAM, RAM Memory Size: 128KB Time Format: HH:MM:SS:hh (12/24 hr) Date Format: YY-MM-DD-dd Interface: Parallel Voltage - Supply: 2.97V ~ 3.63V, 4.5V ~ 5.5V Voltage - Supply, Battery: Integrated Current - Timekeeping (Max): 10mA @ 5V Operating Temperature: 0°C ~ 70°C Mounting Type: Through Hole Package / Case: 32-DIP Module (0.600", 15.24mm) Supplier Device Package: 32-EDIP	Package: -	Request a Quote	EEPROM, Leap Year, NVSRAM, RAM	128KB	HH:MM:SS:hh (12/24 hr)	YY-MM-DD-dd	Parallel	2.97V ~ 3.63V, 4.5V ~ 5.5V	Integrated	10mA @ 5V	0°C ~ 70°C	Through Hole	32-DIP Module (0.600", 15.24mm)	32-EDIP
R2025D-E2-F	Nisshinbo Micro Devices Inc.	IC RTC CLK/CALENDAR I2C 22SON Type: Clock/Calendar Features: Alarm, Leap Year Memory Size: - Time Format: HH:MM:SS (12/24 hr) Date Format: YY-MM-DD-dd Interface: I2C, 2-Wire Serial Voltage - Supply: 1.7V ~ 5.5V Voltage - Supply, Battery: - Current - Timekeeping (Max): 120µA ~ 1.8µA @ 3V ~ 5V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 22-SMD Module Exposed Pad Supplier Device Package: 22-SON (6.1x4.7)	Package: -	Stock2,661	Alarm, Leap Year	-	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	I2C, 2-Wire Serial	1.7V ~ 5.5V	-	120µA ~ 1.8µA @ 3V ~ 5V	-40°C ~ 85°C	Surface Mount	22-SMD Module Exposed Pad	22-SON (6.1x4.7)