Clock/Timing - Real Time Clocks

1,966 parts
Mfr Part # Qty Price Product Status 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
ISL12027IV27AZ-T ISL12027IV27AZ-T
RTC, NON-VOLATILE
Intersil
892 4.29000 Obsolete Clock/Calendar Alarm, Leap Year, Supervisor, Watchdog Timer - HH:MM:SS (12/24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 2.7V ~ 5.5V 1.8V ~ 5.5V 10µA ~ 20µA @ 2.7V ~ 5.5V -40°C ~ 85°C Surface Mount 8-TSSOP (0.173", 4.40mm Width) 8-TSSOP Details
DS3231MZ/V+ DS3231MZ/V+
IC RTC CLK/CALENDAR I2C 8-SOIC
Analog Devices Inc./Maxim Integrated
7,643 11.41000 Not For New Designs Clock/Calendar Alarm, Leap Year, Square Wave Output - HH:MM:SS (12/24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 2.3V ~ 5.5V 2.3V ~ 5.5V 130µA ~ 200µA @ 3.63V ~ 5.5V -40°C ~ 85°C Surface Mount 8-SOIC (0.154", 3.90mm Width) 8-SOIC Details
MCP79522T-I/MN MCP79522T-I/MN
IC RTC CLK/CALENDAR SPI 10-TDFN
Microchip Technology
6,702 1.30000 Active Clock/Calendar Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID 64B HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd SPI 1.8V ~ 3.6V 1.3V ~ 3.6V 1µA @ 1.8V ~ 3.6V -40°C ~ 85°C Surface Mount 10-WFDFN Exposed Pad 10-TDFN (3x3) Details
CBC92141C-Q3-TR3 CBC92141C-Q3-TR3
POWER MANAGER / RTC 4.1V VBAT
Cymbet Corporation
3,803 1.50000 Active Clock/Calendar Alarm, Backup Supply Charger, Leap Year, RAM 64B HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd I²C 2.5V ~ 5.5V 4.1V 0.06µA @ 2.5V ~ 5.5V -40°C ~ 85°C Surface Mount 16-UFQFN Exposed Pad 16-MLPQ (3x3) Details
DS1390U-18+ DS1390U-18+
IC RTC CLK/CALENDAR SPI 10-USOP
Analog Devices Inc./Maxim Integrated
175 5.99000 Active Clock/Calendar Alarm, Leap Year, Square Wave Output, Trickle-Charger - HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd SPI 1.71V ~ 1.89V 1.3V ~ 3.7V 100µA @ 1.71V ~ 1.89V -40°C ~ 85°C Surface Mount 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) 10-uMAX/uSOP Details
M48T35AV-10PC1 M48T35AV-10PC1
IC RTC CLK/CALENDAR PAR 28DIP
STMicroelectronics
8,244 29.96000 Active Clock/Calendar Leap Year - HH:MM:SS (24 hr) YY-MM-DD-dd Parallel 3V ~ 3.6V - 2mA @ 3V ~ 3.6V 0°C ~ 70°C Through Hole 28-DIP Module (0.600", 15.24mm) 28-PCDIP, CAPHAT® Details
BQ3285LCS BQ3285LCS
TIMER OR RTC, VOLATILE, CMOS
Texas Instruments
2,204 2.85000 Active - - - - - - - - - - - - - Details
CDP68HC68T1E CDP68HC68T1E
SERIAL RTC WITH RAM
Intersil
12,044 15.84000 Obsolete Clock/Calendar Alarm, Leap Year, Square Wave Output, Watchdog Timer 32B HH:MM:SS (12/24 hr) YY-MM-DD-dd SPI 3V ~ 6V 2.2V ~ 6V 20µA ~ 500µA @ 5V -40°C ~ 85°C Through Hole 16-DIP (0.300", 7.62mm) 16-PDIP Details
DS1673S-5+ DS1673S-5+
IC RTC SYSTEM CTRLR SER 20-SOIC
Analog Devices Inc./Maxim Integrated
6,211 10.67000 Active Portable System Controller Alarm, Leap Year, Watchdog Timer - HH:MM:SS (12/24 hr) YY-MM-DD-dd 3-Wire Serial 4.5V ~ 5.5V 2.5V ~ 3.7V 300µA @ 5V 0°C ~ 70°C Surface Mount 20-SOIC (0.295", 7.50mm Width) 20-SOIC Details
DS1685E-5+T&R DS1685E-5+T&R
IC RTC CLK/CALENDAR PAR 24-TSSOP
Analog Devices Inc./Maxim Integrated
6,749 5.84259 Active Clock/Calendar Alarm, NVSRAM, Square Wave Output, Y2K 242B HH:MM:SS (12/24 hr) YY-MM-DD-dd Parallel 4.5V ~ 5.5V 2.5V ~ 3.7V 3mA @ 5V 0°C ~ 70°C Surface Mount 24-TSSOP (0.173", 4.40mm Width) 24-TSSOP Details
BQ32000DR BQ32000DR
IC RTC CLK/CALENDAR I2C 8-SOIC
Texas Instruments
1,364 1.98000 Active Clock/Calendar Leap Year, Square Wave Output, Trickle-Charger - HH:MM:SS (24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 3V ~ 3.6V 1.4V ~ 3.6V 100µA @ 3.3V -40°C ~ 85°C Surface Mount 8-SOIC (0.154", 3.90mm Width) 8-SOIC Details
DS1744W-120IND+ DS1744W-120IND+
IC RTC CLK/CALENDAR PAR 28-EDIP
Analog Devices Inc./Maxim Integrated
23 43.45000 Active Clock/Calendar Leap Year, NVSRAM, Y2K 32KB HH:MM:SS (24 hr) YY-MM-DD-dd Parallel 2.97V ~ 3.63V - 2mA @ 3.3V -40°C ~ 85°C Through Hole 28-DIP Module (0.600", 15.24mm) 28-EDIP Details
DS1685EN-3+T&R DS1685EN-3+T&R
IC RTC CLK/CALENDAR PAR 24-TSSOP
Analog Devices Inc./Maxim Integrated
8,817 10.94000 Active Clock/Calendar Alarm, NVSRAM, Square Wave Output, Y2K 242B HH:MM:SS (12/24 hr) YY-MM-DD-dd Parallel 2.7V ~ 3.7V 2.5V ~ 3.7V 2mA @ 3V -40°C ~ 85°C Surface Mount 24-TSSOP (0.173", 4.40mm Width) 24-TSSOP Details
DS1672-3+ DS1672-3+
IC RTC BINARY CNT I2C 8-DIP
Analog Devices Inc./Maxim Integrated
8,252 1.94868 Obsolete Binary Counter Trickle-Charger - Binary Binary I²C, 2-Wire Serial 2.7V ~ 3.3V 1.3V ~ 3.63V 500µA @ 3.3V -40°C ~ 85°C Through Hole 8-DIP (0.300", 7.62mm) 8-PDIP Details
DS1372U+ DS1372U+
IC RTC BINARY CNT I2C 8-USOP
Analog Devices Inc./Maxim Integrated
2,781 4.54000 Active Binary Counter Alarm, Square Wave Output, Watchdog Timer - Binary Binary I²C, 2-Wire Serial 2.4V ~ 5.5V - 0.8µA @ 2.4V ~ 5.5V -40°C ~ 85°C Surface Mount 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) 8-uMAX/uSOP Details
DS12CR887-5+ DS12CR887-5+
IC RTC CLK/CALENDAR PAR 24-EDIP
Analog Devices Inc./Maxim Integrated
1,295 17.49000 Active Clock/Calendar Alarm, Leap Year, NVSRAM, Square Wave Output, Trickle-Charger 114B HH:MM:SS (12/24 hr) YY-MM-DD-dd Parallel 4.5V ~ 5.5V 2V ~ 3.05V 2mA @ 4.5V ~ 5.5V -40°C ~ 85°C Through Hole 24-DIP Module (0.600", 15.24mm) 24-EDIP Details
ISL12058IRTZ-T ISL12058IRTZ-T
IC RTC CLK/CALENDAR I2C 8-TDFN
Renesas Electronics America Inc
18,000 1.39535 Active Clock/Calendar Alarm, Leap Year - HH:MM:SS (12/24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 1.8V ~ 3.6V - 0.65µA @ 1.8V -40°C ~ 85°C Surface Mount 8-WDFN Exposed Pad 8-TDFN (3x3) Details
DS1315-33 DS1315-33
IC RTC PHANTOM PAR 16-DIP
Analog Devices Inc./Maxim Integrated
93 7.36250 Obsolete Phantom Time Chip Leap Year - HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd Parallel 3V ~ 3.6V 2.5V ~ 3.7V 1.1mA @ 3.3V 0°C ~ 70°C Through Hole 16-DIP (0.300", 7.62mm) 16-PDIP Details
DS1672U-33+T&R DS1672U-33+T&R
IC RTC BINARY CNT I2C 8-USOP
Analog Devices Inc./Maxim Integrated
9,124 4.68000 Active Binary Counter Trickle-Charger - Binary Binary I²C, 2-Wire Serial 2.97V ~ 3.63V 1.3V ~ 3.63V 500µA @ 3.63V -40°C ~ 85°C Surface Mount 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) 8-uMAX/uSOP Details
PCA85063ATT/AJ PCA85063ATT/AJ
IC RTCC I2C/ALARM 8TSSOP
NXP USA Inc.
2,578 1.51000 Not For New Designs Clock/Calendar Alarm, Leap Year, Square Wave Output - HH:MM:SS (12/24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 0.9V ~ 5.5V - 1.8µA @ 5V -40°C ~ 105°C Surface Mount 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) 8-TSSOP Details
PCF85063AT/AAZ PCF85063AT/AAZ
IC RTC CLK/CALENDAR I2C 8SOIC
NXP USA Inc.
5,379 0.76000 Active Clock/Calendar Alarm, Leap Year, Square Wave Output - HH:MM:SS (12/24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 0.9V ~ 5.5V - 0.6µA @ 3.3V -40°C ~ 85°C Surface Mount 8-SOIC (0.154", 3.90mm Width) 8-SO Details
DS1685E-3 DS1685E-3
IC RTC CLK/CALENDAR PAR 24-TSSOP
Analog Devices Inc./Maxim Integrated
455 3.92000 Obsolete Clock/Calendar Alarm, NVSRAM, Square Wave Output, Y2K 242B HH:MM:SS (12/24 hr) YY-MM-DD-dd Parallel 2.7V ~ 3.7V 2.5V ~ 3.7V 2mA @ 3V 0°C ~ 70°C Surface Mount 24-TSSOP (0.173", 4.40mm Width) 24-TSSOP Details
DS1685S-3+T&R DS1685S-3+T&R
IC RTC CLK/CALENDAR PAR 24-SOIC
Analog Devices Inc./Maxim Integrated
7,136 5.82922 Active Clock/Calendar Alarm, NVSRAM, Square Wave Output, Y2K 242B HH:MM:SS (12/24 hr) YY-MM-DD-dd Parallel 2.7V ~ 3.7V 2.5V ~ 3.7V 2mA @ 3V 0°C ~ 70°C Surface Mount 24-SOIC (0.295", 7.50mm Width) 24-SOIC Details
DS12885S DS12885S
IC RTC CLK/CALENDAR PAR 24-SOIC
Analog Devices Inc./Maxim Integrated
589 4.70000 Obsolete Clock/Calendar Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 114B HH:MM:SS (12/24 hr) YY-MM-DD-dd Parallel 4.5V ~ 5.5V 2.5V ~ 4V 15mA @ 4.5V ~ 5.5V 0°C ~ 70°C Surface Mount 24-SOIC (0.295", 7.50mm Width) 24-SOIC Details

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