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
DS1315N-5+ DS1315N-5+
IC RTC PHANTOM PAR 16-DIP
Analog Devices Inc./Maxim Integrated
7,964 28.93000 Active Phantom Time Chip Leap Year - HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd Parallel 4.5V ~ 5.5V 2.5V ~ 3.7V 1.3mA @ 5V -40°C ~ 85°C Through Hole 16-DIP (0.300", 7.62mm) 16-PDIP Details
DS3231M+ DS3231M+
IC RTC CLK/CALENDAR I2C 16-SOIC
Analog Devices Inc./Maxim Integrated
472 11.96000 Active 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 16-SOIC (0.295", 7.50mm Width) 16-SOIC Details
ISL12026AIVZ-T ISL12026AIVZ-T
IC RTC CLK/CALENDAR I2C 8-TSSOP
Renesas Electronics America Inc
6,649 3.96000 Active Clock/Calendar Alarm, Leap Year - 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
S-35190A-J8T1U S-35190A-J8T1U
IC RTC CLK/CALENDAR SER 8SOP
ABLIC Inc.
4,383 1.47000 Active Clock/Calendar Alarm, Leap Year - HH:MM:SS (12/24 hr) YY-MM-DD-dd 3-Wire Serial 1.3V ~ 5.5V - 8µA ~ 14µA @ 3V ~ 5V -40°C ~ 85°C Surface Mount 8-SOIC (0.154", 3.90mm Width) 8-SOP-J Details
AB-RTCMC-32.768KHZ-EOZ9-S3-DBT AB-RTCMC-32.768KHZ-EOZ9-S3-DBT
IC RTC CLK/CALENDAR I2C MODULE
Abracon LLC
2,381 7.15000 Active Clock/Calendar 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 1.4V ~ 5.5V 1.4V ~ 5.5V 1.5µA ~ 2.2µA @ 1.4V ~ 5V -40°C ~ 85°C Surface Mount 10-SMD Module Module Details
DS1685SN-5/T&R DS1685SN-5/T&R
IC RTC 5V 64-BIT Y2KC IND 24SOIC
Analog Devices Inc./Maxim Integrated
6,587 3.52500 Obsolete 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 -40°C ~ 85°C Surface Mount 24-SOIC (0.295", 7.50mm Width) 24-SOIC Details
DS1501YZ+T&R DS1501YZ+T&R
IC RTC CLK/CALENDAR PAR 28-SOIC
Analog Devices Inc./Maxim Integrated
3,514 9.63222 Active Clock/Calendar Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K 256B HH:MM:SS (24 hr) YY-MM-DD-dd Parallel 4.5V ~ 5.5V 2.5V ~ 3.7V 5mA @ 4.5V ~ 5.5V 0°C ~ 70°C Surface Mount 28-SOIC (0.295", 7.50mm Width) 28-SOIC Details
DS17285S-5+ DS17285S-5+
IC RTC CLK/CALENDAR PAR 24-SOIC
Analog Devices Inc./Maxim Integrated
2,244 14.86000 Active Clock/Calendar Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 2KB HH:MM:SS (12/24 hr) YY-MM-DD-dd Parallel 4.5V ~ 5.5V 2.5V ~ 3.7V 3mA @ 4.5V ~ 5.5V 0°C ~ 70°C Surface Mount 24-SOIC (0.295", 7.50mm Width) 24-SOIC Details
ISL12028IV27Z-T ISL12028IV27Z-T
RTC, VOLATILE
Intersil
1,427 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 14-TSSOP (0.173", 4.40mm Width) 14-TSSOP Details
MAX6916EO30+ MAX6916EO30+
IC RTC SPI COMPAT 20-QSOP
Analog Devices Inc./Maxim Integrated
1,926 5.84980 Obsolete Clock/Calendar/Supervisor - 96B HH:MM:SS (12/24 hr) YY-MM-DD-dd SPI, 3-Wire Serial 3V - - - Surface Mount 20-SSOP (0.154", 3.90mm Width) 20-QSOP Details
DS1670E DS1670E
IC RTC SYSTEM CTRLR SER 20-TSSOP
Analog Devices Inc./Maxim Integrated
15,704 4.00000 Obsolete Portable System Controller Alarm, Leap Year, Watchdog Timer - HH:MM:SS (12/24 hr) YY-MM-DD-dd 3-Wire Serial 2.97V ~ 3.63V 2.5V ~ 3.7V 100µA @ 3.3V 0°C ~ 70°C Surface Mount 20-TSSOP (0.173", 4.40mm Width) 20-TSSOP Details
DS17285E-3+ DS17285E-3+
IC RTC CLK/CALENDAR PAR 28-TSOP
Analog Devices Inc./Maxim Integrated
55 6.77000 Obsolete - - - - - - - - - - - - - Details
DS1744WP-120+ DS1744WP-120+
IC RTC CLK/CALENDAR PAR 34-PCM
Analog Devices Inc./Maxim Integrated
7,594 47.95000 Active Clock/Calendar Leap Year, NVSRAM, Y2K 32KB HH:MM:SS (24 hr) YY-MM-DD-dd Parallel 2.97V ~ 3.63V 3V 2mA @ 3.3V 0°C ~ 70°C Surface Mount 34-PowerCap™ Module 34-PowerCap Module Details
DS12885Q+T&R DS12885Q+T&R
IC RTC CLK/CALENDAR PAR 28-PLCC
Analog Devices Inc./Maxim Integrated
7,596 7.37246 Active 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 28-LCC (J-Lead) 28-PLCC (11.51x11.51) Details
DS12885+ DS12885+
IC RTC CLK/CALENDAR PAR 24-DIP
Analog Devices Inc./Maxim Integrated
1,342 11.31000 Active 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 Through Hole 24-DIP (0.600", 15.24mm) 24-PDIP Details
MCP79512T-I/MN MCP79512T-I/MN
IC RTC CLK/CALENDAR SPI 10-TDFN
Microchip Technology
5,160 1.22001 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
RV-4162-C7-32.768KHZ-10PPM-TA-QC RV-4162-C7-32.768KHZ-10PPM-TA-QC
IC RTC CLK/CALENDAR I2C 8SON
Micro Crystal AG
6,393 1.74901 Active Clock/Calendar Alarm, Leap Year, Programmable Clock Output, Watchdog Timer - HH:MM:SS:hh (24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 1V ~ 4.4V - 0.5µA @ 3V -40°C ~ 85°C (TA) Surface Mount 8-WCDFN 8-SON (3.2x1.5) Details
DS1554-70IND+ DS1554-70IND+
IC RTC CLK/CALENDAR PAR 32-EDIP
Analog Devices Inc./Maxim Integrated
20 48.17000 Active Clock/Calendar Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K 32KB HH:MM:SS (24 hr) YY-MM-DD-dd Parallel 4.5V ~ 5.5V - 6mA @ 5V -40°C ~ 85°C Through Hole 32-DIP Module (0.600", 15.24mm) 32-EDIP Details
DS1672U-3+ DS1672U-3+
IC RTC BINARY CNT I2C 8-USOP
Analog Devices Inc./Maxim Integrated
3 6.29000 Active 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 Surface Mount 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) 8-uMAX/uSOP Details
MCP795W12-I/ST MCP795W12-I/ST
IC RTC CLK/CALENDAR SPI 14-TSSOP
Microchip Technology
40 1.89000 Active Clock/Calendar 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 1.8V ~ 3.6V 1.3V ~ 3.6V 1µA @ 1.8V ~ 5.5V -40°C ~ 85°C Surface Mount 14-TSSOP (0.173", 4.40mm Width) 14-TSSOP Details
DS1685QN-3+ DS1685QN-3+
IC RTC CLK/CALENDAR PAR 28-PLCC
Analog Devices Inc./Maxim Integrated
1,694 8.60782 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 28-LCC (J-Lead) 28-PLCC (11.51x11.51) Details
MCP79401T-I/SN MCP79401T-I/SN
IC RTC CLK/CALENDAR I2C 8-SOIC
Microchip Technology
2,792 0.91000 Active Clock/Calendar Alarm, Leap Year, Square Wave Output, SRAM, Unique ID 64B HH:MM:SS (12/24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 1.8V ~ 5.5V 1.3V ~ 5.5V 1.2µA (Typ) @ 3.3V -40°C ~ 85°C Surface Mount 8-SOIC (0.154", 3.90mm Width) 8-SOIC Details
PCF2131TFY PCF2131TFY
IC RTC W/XTAL HLSON16
NXP USA Inc.
6,371 3.07000 Active Clock/Calendar Alarm, Leap Year, SRAM, Watchdog Timer 8B HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd I²C, SPI 1.2V ~ 5.5V 1.2V ~ 5.5V 770nA ~ 2.135µA @ 1.2V ~ 5.5V -40°C ~ 85°C (TA) Surface Mount, Wettable Flank 16-LFDFN Exposed Pad 16-HLSON (4.5x3.5) Details
X1228S14I-4.5A X1228S14I-4.5A
RTC, VOLATILE
Intersil
968 11.11000 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 ~ 5V -40°C ~ 85°C Surface Mount 14-SOIC (0.154", 3.90mm Width) 14-SOIC Details

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