Page 54 - Clock/Timing - Real Time Clocks | Integrated Circuits (ICs)

DS12R887-5
Maxim Integrated

IC RTC CLK/CALENDAR PAR 48-BGA

Package: 48-BBGA

Stock4,304
MCP795B22-I/SL
Microchip Technology

IC RTC CLK/CALENDAR SPI 14-SOIC

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

Stock2,512
AB0814-T3
Abracon LLC

IC RTC CLK/CALENDAR SPI 16-QFN

Package: 16-VFQFN Exposed Pad

Stock4,576
DS1339AD+T
Maxim Integrated

IC RTC CLK/CAL I2C 8TDFN

Package: -

Stock6,704
DS1688S+
Maxim Integrated

IC RTC CLK/CALENDAR PAR 28-SOIC

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

Stock5,472
X1288V14-4.5A
Intersil

IC RTC CLK/CALENDAR I2C 14-TSSOP

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

Stock6,864
X1228V14Z
Intersil

IC RTC CLK/CALENDAR I2C 14-TSSOP

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

Stock5,472
X1226S8T1
Intersil

IC RTC CLK/CALENDAR I2C 8-SOIC

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

Stock5,200
DS1603+
Maxim Integrated

IC RTC ELAPSED CNT SER 7-SIP

Package: 14-DIP Module (0.335", 8.51mm)

Stock5,600
M41ST84WMQ6F
STMicroelectronics

IC RTC CLK/CALENDAR I2C 16-SOIC

Package: 16-SOIC (0.154", 3.90mm Width)

Stock6,032
DS1554-70IND
Maxim Integrated

IC RTC CLK/CALENDAR PAR 32-EDIP

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

Stock2,368
DS1337S/T&R
Maxim Integrated

IC RTC CLK/CALENDAR I2C 8-SOIC

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

Stock6,448
DS1556W-120
Maxim Integrated

IC RTC CLK/CALENDAR PAR 32-EDIP

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

Stock3,728
DS1302Z
Maxim Integrated

IC RTC CLK/CALENDAR SER 8-SOIC

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

Stock14,532
DS1688S
Maxim Integrated

IC RTC CLK/CALENDAR PAR 28-SOIC

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

Stock3,248
DS1673E-5+
Maxim Integrated

IC RTC SYSTEM CTRLR SER 20-TSSOP

Package: 20-TSSOP (0.173", 4.40mm Width)

Stock6,400
BQ4802YDWRG4
Texas Instruments

IC RTC CLK/CALENDAR PAR 28-SOIC

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

Stock5,376
DS17885E-5+
Maxim Integrated

IC RTC CLK/CALENDAR PAR 28-TSOP

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

Stock10,128
ISL12027IB27AZ-T
Renesas Electronics America

IC RTC CLK/CALENDAR I2C 8-SOIC

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

Stock4,032
ISL12027IBAZ-T
Renesas Electronics America

IC RTC CLK/CALENDAR I2C 8-SOIC

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

Stock4,944

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
DS12R887-5	Maxim Integrated	IC RTC CLK/CALENDAR PAR 48-BGA Type: Clock/Calendar Features: Alarm, Leap Year, NVSRAM, Square Wave Output, Trickle-Charger 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 V ~ 3.05 V Current - Timekeeping (Max): 2mA @ 4.5V ~ 5.5V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 48-BBGA Supplier Device Package: 48-BGA (11.80x15.30)	Package: 48-BBGA	Stock4,304	Alarm, Leap Year, NVSRAM, Square Wave Output, Trickle-Charger	114B	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	Parallel	4.5 V ~ 5.5 V	2 V ~ 3.05 V	2mA @ 4.5V ~ 5.5V	-40°C ~ 85°C	Surface Mount	48-BBGA	48-BGA (11.80x15.30)
MCP795B22-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)	Stock2,512	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
AB0814-T3	Abracon LLC	IC RTC CLK/CALENDAR SPI 16-QFN Type: Clock/Calendar Features: Alarm, Leap Year, SRAM, Trickle-Charger, Watchdog Timer Memory Size: 256B Time Format: HH:MM:SS:hh Date Format: YY-MM-DD-dd Interface: SPI Voltage - Supply: 1.7 V ~ 3.6 V Voltage - Supply, Battery: 1.5 V ~ 3.6 V Current - Timekeeping (Max): 0.17µA ~ 0.22µA @ 1.8V ~ 3V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 16-VFQFN Exposed Pad Supplier Device Package: 16-QFN (3x3)	Package: 16-VFQFN Exposed Pad	Stock4,576	Alarm, Leap Year, SRAM, Trickle-Charger, Watchdog Timer	256B	HH:MM:SS:hh	YY-MM-DD-dd	SPI	1.7 V ~ 3.6 V	1.5 V ~ 3.6 V	0.17µA ~ 0.22µA @ 1.8V ~ 3V	-40°C ~ 85°C	Surface Mount	16-VFQFN Exposed Pad	16-QFN (3x3)
DS1339AD+T	Maxim Integrated	IC RTC CLK/CAL I2C 8TDFN Type: Clock/Calendar Features: Alarm, Leap Year, Square Wave Output, Trickle-Charger Memory Size: - 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): 200µA @ 1.71V ~ 5.5V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: - Supplier Device Package: 8-TDFN EP	Package: -	Stock6,704	Alarm, Leap Year, Square Wave Output, Trickle-Charger	-	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	200µA @ 1.71V ~ 5.5V	-40°C ~ 85°C	Surface Mount	-	8-TDFN EP
DS1688S+	Maxim Integrated	IC RTC CLK/CALENDAR PAR 28-SOIC Type: Clock/Calendar Features: Alarm, Leap Year, Square Wave Output, Unique ID Memory Size: 114B Time Format: HH:MM:SS (12/24 hr) Date Format: YY-MM-DD Interface: Parallel Voltage - Supply: 2.7 V ~ 3.3 V, 4.5 V ~ 5.5 V Voltage - Supply, Battery: - Current - Timekeeping (Max): - 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)	Stock5,472	Alarm, Leap Year, Square Wave Output, Unique ID	114B	HH:MM:SS (12/24 hr)	YY-MM-DD	Parallel	2.7 V ~ 3.3 V, 4.5 V ~ 5.5 V	-	-	0°C ~ 70°C	Surface Mount	28-SOIC (0.295", 7.50mm Width)	28-SOIC
X1288V14-4.5A	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: 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: 14-TSSOP (0.173", 4.40mm Width) Supplier Device Package: 14-TSSOP	Package: 14-TSSOP (0.173", 4.40mm Width)	Stock6,864	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	14-TSSOP (0.173", 4.40mm Width)	14-TSSOP
X1228V14Z	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 (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)	Stock5,472	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	-40°C ~ 85°C	Surface Mount	14-TSSOP (0.173", 4.40mm Width)	14-TSSOP
X1226S8T1	Intersil	IC RTC CLK/CALENDAR I2C 8-SOIC 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: 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)	Stock5,200	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	0°C ~ 70°C	Surface Mount	8-SOIC (0.154", 3.90mm Width)	8-SOIC
DS1603+	Maxim Integrated	IC RTC ELAPSED CNT SER 7-SIP Type: Elapsed Time Counter Features: - Memory Size: - Time Format: Binary Date Format: Binary Interface: 3-Wire Serial Voltage - Supply: 4.5 V ~ 5.5 V Voltage - Supply, Battery: 3 V ~ 4.5 V Current - Timekeeping (Max): 50µA @ 5V Operating Temperature: 0°C ~ 70°C Mounting Type: Through Hole Package / Case: 14-DIP Module (0.335", 8.51mm) Supplier Device Package: 14-EDIP	Package: 14-DIP Module (0.335", 8.51mm)	Stock5,600	-	-	Binary	Binary	3-Wire Serial	4.5 V ~ 5.5 V	3 V ~ 4.5 V	50µA @ 5V	0°C ~ 70°C	Through Hole	14-DIP Module (0.335", 8.51mm)	14-EDIP
M41ST84WMQ6F	STMicroelectronics	IC RTC CLK/CALENDAR I2C 16-SOIC Type: Clock/Calendar Features: Alarm, Leap Year, NVSRAM, Square Wave Output, Supervisor, Watchdog Timer Memory Size: 44B Time Format: HH:MM:SS:hh (24 hr) Date Format: YY-MM-DD-dd Interface: I2C, 2-Wire Serial Voltage - Supply: 2.7 V ~ 3.6 V Voltage - Supply, Battery: 2.5 V ~ 3.5 V Current - Timekeeping (Max): 0.5mA @ 2.7V ~ 3.6V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 16-SOIC (0.154", 3.90mm Width) Supplier Device Package: 16-SO	Package: 16-SOIC (0.154", 3.90mm Width)	Stock6,032	Alarm, Leap Year, NVSRAM, Square Wave Output, Supervisor, Watchdog Timer	44B	HH:MM:SS:hh (24 hr)	YY-MM-DD-dd	I2C, 2-Wire Serial	2.7 V ~ 3.6 V	2.5 V ~ 3.5 V	0.5mA @ 2.7V ~ 3.6V	-40°C ~ 85°C	Surface Mount	16-SOIC (0.154", 3.90mm Width)	16-SO
DS1554-70IND	Maxim Integrated	IC RTC CLK/CALENDAR PAR 32-EDIP Type: Clock/Calendar Features: Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K Memory Size: 32KB 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): 6mA @ 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)	Stock2,368	Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K	32KB	HH:MM:SS (24 hr)	YY-MM-DD-dd	Parallel	4.5 V ~ 5.5 V	-	6mA @ 5V	-40°C ~ 85°C	Through Hole	32-DIP Module (0.600", 15.24mm)	32-EDIP
DS1337S/T&R	Maxim Integrated	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): 0.6µA @ 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)	Stock6,448	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	-	0.6µA @ 1.3V ~ 1.8V	-40°C ~ 85°C	Surface Mount	8-SOIC (0.154", 3.90mm Width)	8-SOIC
DS1556W-120	Maxim Integrated	IC RTC CLK/CALENDAR PAR 32-EDIP Type: Clock/Calendar Features: Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K Memory Size: 128KB Time Format: HH:MM:SS (24 hr) Date Format: YY-MM-DD-dd Interface: Parallel Voltage - Supply: 2.97 V ~ 3.63 V Voltage - Supply, Battery: - Current - Timekeeping (Max): 4mA @ 3.3V 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: 32-DIP Module (0.600", 15.24mm)	Stock3,728	Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K	128KB	HH:MM:SS (24 hr)	YY-MM-DD-dd	Parallel	2.97 V ~ 3.63 V	-	4mA @ 3.3V	0°C ~ 70°C	Through Hole	32-DIP Module (0.600", 15.24mm)	32-EDIP
DS1302Z	Maxim Integrated	IC RTC CLK/CALENDAR SER 8-SOIC Type: Clock/Calendar Features: Leap Year, NVSRAM, Trickle-Charger Memory Size: 31B Time Format: HH:MM:SS (12/24 hr) Date Format: YY-MM-DD-dd Interface: 3-Wire Serial Voltage - Supply: 2 V ~ 5.5 V Voltage - Supply, Battery: 2 V ~ 5.5 V Current - Timekeeping (Max): 0.3µA ~ 1µA @ 2V ~ 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)	Stock14,532	Leap Year, NVSRAM, Trickle-Charger	31B	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	3-Wire Serial	2 V ~ 5.5 V	2 V ~ 5.5 V	0.3µA ~ 1µA @ 2V ~ 5V	0°C ~ 70°C	Surface Mount	8-SOIC (0.154", 3.90mm Width)	8-SOIC
DS1688S	Maxim Integrated	IC RTC CLK/CALENDAR PAR 28-SOIC Type: Clock/Calendar Features: Alarm, Leap Year, Square Wave Output, Unique ID Memory Size: 114B Time Format: HH:MM:SS (12/24 hr) Date Format: YY-MM-DD Interface: Parallel Voltage - Supply: 2.7 V ~ 3.3 V, 4.5 V ~ 5.5 V Voltage - Supply, Battery: - Current - Timekeeping (Max): - 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)	Stock3,248	Alarm, Leap Year, Square Wave Output, Unique ID	114B	HH:MM:SS (12/24 hr)	YY-MM-DD	Parallel	2.7 V ~ 3.3 V, 4.5 V ~ 5.5 V	-	-	0°C ~ 70°C	Surface Mount	28-SOIC (0.295", 7.50mm Width)	28-SOIC
DS1673E-5+	Maxim Integrated	IC RTC SYSTEM CTRLR SER 20-TSSOP 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: 4.5 V ~ 5.5 V Voltage - Supply, Battery: 2.5 V ~ 3.7 V Current - Timekeeping (Max): 300µA @ 5V Operating Temperature: 0°C ~ 70°C Mounting Type: Surface Mount Package / Case: 20-TSSOP (0.173", 4.40mm Width) Supplier Device Package: 20-TSSOP	Package: 20-TSSOP (0.173", 4.40mm Width)	Stock6,400	Alarm, Leap Year, Watchdog Timer	-	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	3-Wire Serial	4.5 V ~ 5.5 V	2.5 V ~ 3.7 V	300µA @ 5V	0°C ~ 70°C	Surface Mount	20-TSSOP (0.173", 4.40mm Width)	20-TSSOP
BQ4802YDWRG4	Texas Instruments	IC RTC CLK/CALENDAR PAR 28-SOIC Type: Clock/Calendar Features: Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer 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: 2.4 V ~ 4 V Current - Timekeeping (Max): 1.5mA (Typ) @ 4.5 V ~ 5.5 V 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)	Stock5,376	Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer	-	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	Parallel	4.5 V ~ 5.5 V	2.4 V ~ 4 V	1.5mA (Typ) @ 4.5 V ~ 5.5 V	0°C ~ 70°C	Surface Mount	28-SOIC (0.295", 7.50mm Width)	28-SOIC
DS17885E-5+	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: 4.5 V ~ 5.5 V Voltage - Supply, Battery: 2.5 V ~ 3.7 V Current - Timekeeping (Max): 3mA @ 4.5V ~ 5.5V 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)	Stock10,128	Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output	8KB	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	Parallel	4.5 V ~ 5.5 V	2.5 V ~ 3.7 V	3mA @ 4.5V ~ 5.5V	0°C ~ 70°C	Surface Mount	28-TSSOP (0.465", 11.80mm Width)	28-TSOP
ISL12027IB27AZ-T	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 ~ 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)	Stock4,032	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	8-SOIC (0.154", 3.90mm Width)	8-SOIC
ISL12027IBAZ-T	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 ~ 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)	Stock4,944	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	8-SOIC (0.154", 3.90mm Width)	8-SOIC
X1286A8	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: 0°C ~ 70°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)	Stock17,460	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	0°C ~ 70°C	Surface Mount	8-SOIC (0.209", 5.30mm Width)	8-SOIC
ISL12022IBZ-T	Renesas Electronics America	IC RTC CLK/CALENDAR I2C 8-SOIC Type: Clock/Calendar Features: Alarm, Daylight Savings, Leap Year, SRAM Memory Size: 128B 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): 14µA ~ 15µA @ 3V ~ 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)	Stock7,248	Alarm, Daylight Savings, Leap Year, SRAM	128B	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	14µA ~ 15µA @ 3V ~ 5V	-40°C ~ 85°C	Surface Mount	8-SOIC (0.154", 3.90mm Width)	8-SOIC
RX-4581NB:B3 ROHS	EPSON	IC RTC CLK/CALENDAR SPI 22-SON Type: Clock/Calendar Features: Alarm, Leap Year, SRAM Memory Size: 16B Time Format: HH:MM:SS (24 hr) Date Format: YY-MM-DD-dd Interface: SPI Voltage - Supply: 1.6 V ~ 5.5 V Voltage - Supply, Battery: - Current - Timekeeping (Max): 0.8µA ~ 1.2µA @ 3V ~ 5V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 22-SMD, 20 Leads, Flat Leads Supplier Device Package: 22-SON	Package: 22-SMD, 20 Leads, Flat Leads	Stock16,236	Alarm, Leap Year, SRAM	16B	HH:MM:SS (24 hr)	YY-MM-DD-dd	SPI	1.6 V ~ 5.5 V	-	0.8µA ~ 1.2µA @ 3V ~ 5V	-40°C ~ 85°C	Surface Mount	22-SMD, 20 Leads, Flat Leads	22-SON
RTC-72423A: ROHS	EPSON	IC RTC CLK/CALENDAR PAR 24-SOP 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): 5µA ~ 10µA @ 2V ~ 5V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 24-SOIC (0.311", 7.90mm Width) Supplier Device Package: 24-SOP	Package: 24-SOIC (0.311", 7.90mm Width)	Stock13,650	Leap Year	-	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	Parallel	4.5 V ~ 5.5 V	-	5µA ~ 10µA @ 2V ~ 5V	-40°C ~ 85°C	Surface Mount	24-SOIC (0.311", 7.90mm Width)	24-SOP
RX8111CE-B6	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: 1.6V ~ 5.5V Voltage - Supply, Battery: 1.1V ~ 5.5V Current - Timekeeping (Max): 3µA @ 3V 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	1.6V ~ 5.5V	1.1V ~ 5.5V	3µA @ 3V	-40°C ~ 85°C (TA)	Surface Mount	10-SMD, No Lead	10-SMD
R2051S01-E2-F	Nisshinbo Micro Devices Inc.	IC RTC CLK/CALENDAR I2C 16SSOP 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: 2.34V ~ 5.5V Voltage - Supply, Battery: - Current - Timekeeping (Max): 1µA @ 3V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 16-LSSOP (0.173", 4.40mm Width) Supplier Device Package: 16-SSOP	Package: -	Stock17,898	Alarm, Leap Year	-	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	I2C, 2-Wire Serial	2.34V ~ 5.5V	-	1µA @ 3V	-40°C ~ 85°C	Surface Mount	16-LSSOP (0.173", 4.40mm Width)	16-SSOP
1339BC-31SRGI8	Renesas Electronics Corporation	IC RTC CLK/CALENDAR I2C 16SOIC Type: Clock/Calendar Features: Alarm, Leap Year, Square Wave Output, Trickle-Charger Memory Size: - Time Format: HH:MM:SS (12/24 hr) Date Format: YY-MM-DD-dd Interface: I2C, Serial Voltage - Supply: 3.3V ~ 5.5V Voltage - Supply, Battery: 1.3V ~ 3.7V Current - Timekeeping (Max): 200µA @ 3.63V ~ 5.5V Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Package / Case: 16-SOIC (0.295", 7.50mm Width) Supplier Device Package: 16-SOIC	Package: -	Request a Quote	Alarm, Leap Year, Square Wave Output, Trickle-Charger	-	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	I2C, Serial	3.3V ~ 5.5V	1.3V ~ 3.7V	200µA @ 3.63V ~ 5.5V	-40°C ~ 85°C (TA)	Surface Mount	16-SOIC (0.295", 7.50mm Width)	16-SOIC
V3020SO8B	EM Microelectronic	IC RTC CLK/CALENDAR SER 8SOIC Type: Clock/Calendar Features: Alarm, Leap Year, RAM Memory Size: 1B Time Format: HH:MM:SS Date Format: YY-MM-DD-dd Interface: 3-Wire Serial Voltage - Supply: 1.2V ~ 5.5V Voltage - Supply, Battery: - Current - Timekeeping (Max): 4µA ~ 7µA @ 3V ~ 5V Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Package / Case: 8-SOIC (0.154", 3.90mm Width) Supplier Device Package: 8-SOIC	Package: -	Request a Quote	Alarm, Leap Year, RAM	1B	HH:MM:SS	YY-MM-DD-dd	3-Wire Serial	1.2V ~ 5.5V	-	4µA ~ 7µA @ 3V ~ 5V	-40°C ~ 85°C (TA)	Surface Mount	8-SOIC (0.154", 3.90mm Width)	8-SOIC