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Real Time Clocks
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Series
Packaging
Product Status
Features
Package / Case
Mounting Type
Memory Size
Interface
Type
Operating Temperature
Voltage - Supply
Time Format
Date Format
Supplier Device Package
Voltage - Supply, Battery
Current - Timekeeping (Max)
Grade
DigiKey Programmable
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Marketplace Product
2,351 Results
Mfr Part # Quantity Price Series Package Product Status Features Package / Case Mounting Type Memory Size Interface Type Operating Temperature Voltage - Supply Time Format Date Format Supplier Device Package Voltage - Supply, Battery Current - Timekeeping (Max) Grade DigiKey Programmable Qualification
DS1339C-2
DS1339C-2
DS1339 I2C SERIAL RTC
Maxim Integrated / Analog Devices
1,661
Marketplace
80 : $302.40
Bulk
Bulk
Active
 Alarm, Leap Year, Square Wave Output, Trickle-Charger 16-SOIC (0.295", 7.50mm Width) Surface Mount - I2C Clock/Calendar -40°C ~ 85°C (TA) 1.8V ~ 5.5V HH:MM:SS (12/24 hr) YY-MM-DD 16-SOIC 1.3V ~ 3.7V 100µA @ 2.2V - Not Verified -
DS1374U-18
DS1374U-18
IC RTC BINARY COUNTER I2C 10UMAX
Maxim Integrated / Analog Devices
8,906
Marketplace
133 : $300.58
Bulk
Bulk
Active
 Alarm, NVRAM, Square Wave Output, Trickle-Charger, Watchdog Timer 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Surface Mount 3B I2C, 2-Wire Serial Binary Counter -40°C ~ 85°C (TA) 1.71V ~ 1.89V Binary Binary 10-uMAX 1.3V ~ 3.7V 100µA @ 1.71V ~ 1.89V - Not Verified -
DS1388Z-3
DS1388Z-3
IC BATT CHG I2C RTC W/TRICKLE
Maxim Integrated / Analog Devices
1,449
Marketplace
110 : $301.40
Bulk
Bulk
Active
 Alarm, EEPROM, Leap Year, Supervisor, Trickle-Charger, Watchdog Timer 8-SOIC (0.154", 3.90mm Width) Surface Mount 512B I2C Clock/Calendar -40°C ~ 85°C (TA) 2.7V ~ 3.3V HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd 8-SOIC 1.3V ~ 5.5V 140µA @ 2.7V ~ 3.3V - - -
DS1248Y-200
DS1248Y-200
1024K NV SRAM & PHANTOM CLOCK
Maxim Integrated / Analog Devices
1,375
Marketplace
14 : $318.92
Bulk
Bulk
Active
 EEPROM, Leap Year, NVSRAM, RAM 32-DIP Module (0.600", 15.24mm) Through Hole 128KB Parallel Phantom Time Chip 0°C ~ 70°C 2.97V ~ 3.63V, 4.5V ~ 5.5V HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd 32-EDIP Integrated 10mA @ 5V - Not Verified -
V3025SO28A+
V3025SO28A+
IC RTC CLOCK/CALENDAR 28SOIC
EM Microelectronic
277
In Stock
1 : $11.47
10 : $105.40
26 : $262.60
104 : $925.60
260 : $2,199.60
520 : $4,118.40
1,014 : $7,361.64
Tube
Tube
Active
 Alarm, Leap Year, RAM 28-SOIC (0.295", 7.50mm Width) Surface Mount 8B - Clock/Calendar -40°C ~ 85°C (TA) 2V ~ 5.5V HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd 28-SOIC - 15µA @ 5.5V - Not Verified -
DS1339BU+
DS1339BU+
IC RTC CLOCK/CALENDAR I2C 8UMAX
Maxim Integrated / Analog Devices
1,069
In Stock
1 : $5.97
10 : $53.60
50 : $253.50
100 : $439.00
250 : $1,042.50
500 : $1,870.00
1,000 : $3,150.00
2,500 : $7,500.00
Tube
Tube
Active
 Alarm, Leap Year, Square Wave Output, Trickle-Charger 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Surface Mount - I2C, 2-Wire Serial Clock/Calendar -40°C ~ 85°C 1.71V ~ 5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 8-uMAX/uSOP 1.3V ~ 3.7V 200µA @ 1.71V ~ 5.5V - Not Verified -
DS1302S+
DS1302S+
IC RTC CLK/CALENDAR SER 8SOIC
Maxim Integrated / Analog Devices
4,244
In Stock
1 : $5.30
10 : $47.60
88 : $343.20
264 : $976.80
528 : $1,752.96
1,056 : $2,956.80
2,552 : $6,788.32
Tube
Tube
Active
 Leap Year, NVSRAM, Trickle-Charger 8-SOIC (0.209", 5.30mm Width) Surface Mount 31B 3-Wire Serial Clock/Calendar 0°C ~ 70°C 2V ~ 5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 8-SOIC 2V ~ 5.5V 0.3µA ~ 1µA @ 2V ~ 5V - Not Verified -
ISL1208IU8Z
ISL1208IU8Z
IC RTC CLK/CALENDAR I2C 8MSOP
Intersil (Renesas Electronics Corporation)
1,851
In Stock
80 : $212.80
240 : $604.80
560 : $1,265.60
2,000 : $3,620.00
Tube
Tube
Active
 Alarm, Leap Year, SRAM 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Surface Mount 2B I2C, 2-Wire Serial Clock/Calendar -40°C ~ 85°C 2.7V ~ 5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 8-MSOP 1.8V ~ 5.5V 4µA ~ 6µA @ 3V ~ 5V - Not Verified -
DS1315EN-33+
DS1315EN-33+
IC RTC PHANTOM CHIP PAR 20TSSOP
Maxim Integrated / Analog Devices
59
In Stock
1 : $26.28
10 : $242.30
Tube
Tube
Active
 Leap Year 20-TSSOP (0.173", 4.40mm Width) Surface Mount - Parallel Phantom Time Chip -40°C ~ 85°C 3V ~ 3.6V HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd 20-TSSOP 2.5V ~ 3.7V 1.1mA @ 3.3V - Not Verified -
DS1682S+
DS1682S+
IC RTC ELAPSED CNT I2C 8SOIC
Maxim Integrated / Analog Devices
1,934
In Stock
1 : $7.45
10 : $67.30
25 : $160.50
100 : $557.00
300 : $1,596.00
500 : $2,425.00
1,000 : $4,230.00
Tube
Tube
Active
 Alarm, EEPROM 8-SOIC (0.154", 3.90mm Width) Surface Mount 10B I2C, 2-Wire Serial Elapsed Time Counter -40°C ~ 85°C 2.5V ~ 5.5V Binary Binary 8-SOIC - 4µA ~ 15µA @ 3V ~ 5.5V - Verified -
1