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Manufacturer Packaging Series Part 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
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Packaging Series Part 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
   
M41T83SQA6F Datasheet M41T83SQA6F - STMicroelectronics 497-6887-2-ND IC RTC CLK/CALENDAR I2C 16-QFN 6,000 - Immediate
1.36300 1,000 Tape & Reel (TR)?
Alternate Packaging
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Active Clock/Calendar Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer 7B HH:MM:SS:hh (24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 3 V ~ 5.5 V 2 V ~ 5.5 V 10µA @ 5.5V -40°C ~ 85°C Surface Mount 16-VQFN Exposed Pad 16-QFN (4x4)
M41T83SQA6F Datasheet M41T83SQA6F - STMicroelectronics 497-6887-1-ND IC RTC CLK/CALENDAR I2C 16-QFN 6,231 - Immediate
2.86000 1 Cut Tape (CT)?
Alternate Packaging
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Active Clock/Calendar Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer 7B HH:MM:SS:hh (24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 3 V ~ 5.5 V 2 V ~ 5.5 V 10µA @ 5.5V -40°C ~ 85°C Surface Mount 16-VQFN Exposed Pad 16-QFN (4x4)
M41T83SQA6F Datasheet M41T83SQA6F - STMicroelectronics 497-6887-6-ND IC RTC CLK/CALENDAR I2C 16-QFN 6,231 - Immediate
Digi-Reel® 1 Digi-Reel®?
Alternate Packaging
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Active Clock/Calendar Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer 7B HH:MM:SS:hh (24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 3 V ~ 5.5 V 2 V ~ 5.5 V 10µA @ 5.5V -40°C ~ 85°C Surface Mount 16-VQFN Exposed Pad 16-QFN (4x4)
M41T93SQA6F Datasheet M41T93SQA6F - STMicroelectronics 497-6303-2-ND IC RTC CLK/CALENDAR SPI 16-QFN 3,000 - Immediate
1.36300 1,000 Tape & Reel (TR)?
Alternate Packaging
-
Active Clock/Calendar Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer 7B HH:MM:SS:hh (24 hr) YY-MM-DD-dd SPI 3 V ~ 5.5 V 1.8 V ~ 5.5 V 10µA @ 5.5V -40°C ~ 85°C Surface Mount 16-VQFN Exposed Pad 16-QFN (4x4)
M41T93SQA6F Datasheet M41T93SQA6F - STMicroelectronics 497-6303-1-ND IC RTC CLK/CALENDAR SPI 16-QFN 3,212 - Immediate
2.86000 1 Cut Tape (CT)?
Alternate Packaging
-
Active Clock/Calendar Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer 7B HH:MM:SS:hh (24 hr) YY-MM-DD-dd SPI 3 V ~ 5.5 V 1.8 V ~ 5.5 V 10µA @ 5.5V -40°C ~ 85°C Surface Mount 16-VQFN Exposed Pad 16-QFN (4x4)
M41T93SQA6F Datasheet M41T93SQA6F - STMicroelectronics 497-6303-6-ND IC RTC CLK/CALENDAR SPI 16-QFN 3,212 - Immediate
Digi-Reel® 1 Digi-Reel®?
Alternate Packaging
-
Active Clock/Calendar Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer 7B HH:MM:SS:hh (24 hr) YY-MM-DD-dd SPI 3 V ~ 5.5 V 1.8 V ~ 5.5 V 10µA @ 5.5V -40°C ~ 85°C Surface Mount 16-VQFN Exposed Pad 16-QFN (4x4)
PCF2129AT/2,518 Datasheet PCF2129AT/2,518 - NXP Semiconductors 568-9817-2-ND IC RTC CLK/CAL I2C/SPI 20-SOIC 16,000 - Immediate
1.42310 2,000 Tape & Reel (TR)?
Alternate Packaging
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Active Clock/Calendar Alarm, Leap Year, Square Wave Output, TCXO/Crystal, Watchdog Timer
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HH:MM:SS (12/24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 1.8 V ~ 4.2 V 1.8 V ~ 4.2 V 1.5µA @ 3.3V -40°C ~ 85°C Surface Mount 20-SOIC (0.295", 7.50mm Width) 20-SO
PCF2129AT/2,518 Datasheet PCF2129AT/2,518 - NXP Semiconductors 568-9817-1-ND IC RTC CLK/CAL I2C/SPI 20-SOIC 17,432 - Immediate
2.92000 1 Cut Tape (CT)?
Alternate Packaging
-
Active Clock/Calendar Alarm, Leap Year, Square Wave Output, TCXO/Crystal, Watchdog Timer
-
HH:MM:SS (12/24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 1.8 V ~ 4.2 V 1.8 V ~ 4.2 V 1.5µA @ 3.3V -40°C ~ 85°C Surface Mount 20-SOIC (0.295", 7.50mm Width) 20-SO
PCF2129AT/2,518 Datasheet PCF2129AT/2,518 - NXP Semiconductors 568-9817-6-ND IC RTC CLK/CAL I2C/SPI 20-SOIC 17,432 - Immediate
Digi-Reel® 1 Digi-Reel®?
Alternate Packaging
-
Active Clock/Calendar Alarm, Leap Year, Square Wave Output, TCXO/Crystal, Watchdog Timer
-
HH:MM:SS (12/24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 1.8 V ~ 4.2 V 1.8 V ~ 4.2 V 1.5µA @ 3.3V -40°C ~ 85°C Surface Mount 20-SOIC (0.295", 7.50mm Width) 20-SO
DS1307Z+T&R Datasheet DS1307Z+T&R - Maxim Integrated DS1307Z+T&RTR-ND IC RTC CLK/CALENDAR I2C 8-SOIC 2,500 - Immediate
1.48104 2,500 Tape & Reel (TR)?
Alternate Packaging
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Active Clock/Calendar Leap Year, NVSRAM, Square Wave Output 56B HH:MM:SS (12/24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 4.5 V ~ 5.5 V 2 V ~ 3.5 V 200µA @ 5V 0°C ~ 70°C Surface Mount 8-SOIC (0.154", 3.90mm Width) 8-SOIC
DS1307Z+T&R Datasheet DS1307Z+T&R - Maxim Integrated DS1307Z+T&RCT-ND IC RTC CLK/CALENDAR I2C 8-SOIC 4,166 - Immediate
3.27000 1 Cut Tape (CT)?
Alternate Packaging
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Active Clock/Calendar Leap Year, NVSRAM, Square Wave Output 56B HH:MM:SS (12/24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 4.5 V ~ 5.5 V 2 V ~ 3.5 V 200µA @ 5V 0°C ~ 70°C Surface Mount 8-SOIC (0.154", 3.90mm Width) 8-SOIC
DS1307Z+T&R Datasheet DS1307Z+T&R - Maxim Integrated DS1307Z+T&RDKR-ND IC RTC CLK/CALENDAR I2C 8-SOIC 4,166 - Immediate
Digi-Reel® 1 Digi-Reel®?
Alternate Packaging
-
Active Clock/Calendar Leap Year, NVSRAM, Square Wave Output 56B HH:MM:SS (12/24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 4.5 V ~ 5.5 V 2 V ~ 3.5 V 200µA @ 5V 0°C ~ 70°C Surface Mount 8-SOIC (0.154", 3.90mm Width) 8-SOIC
ISL1208IU8Z-TK Datasheet ISL1208IU8Z-TK - Intersil ISL1208IU8Z-TKCT-ND IC RTC CLK/CALENDAR I2C 8-MSOP 950 - Immediate
2.95000 1 Cut Tape (CT)?
Alternate Packaging
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Active Clock/Calendar Alarm, Leap Year, SRAM 2B 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 4µA ~ 6µA @ 3V ~ 5V -40°C ~ 85°C Surface Mount 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) 8-MSOP
ISL1208IU8Z-TK Datasheet ISL1208IU8Z-TK - Intersil ISL1208IU8Z-TKDKR-ND IC RTC CLK/CALENDAR I2C 8-MSOP 950 - Immediate
Digi-Reel® 1 Digi-Reel®?
Alternate Packaging
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Active Clock/Calendar Alarm, Leap Year, SRAM 2B 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 4µA ~ 6µA @ 3V ~ 5V -40°C ~ 85°C Surface Mount 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) 8-MSOP
DS1391U-33+T&R Datasheet DS1391U-33+T&R - Maxim Integrated DS1391U-33+TR-ND IC RTC CLK/CALENDAR SPI 10-USOP 6,000 - Immediate
1.53000 3,000 Tape & Reel (TR)?
Alternate Packaging
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Active Clock/Calendar Alarm, Leap Year, Square Wave Output, Trickle-Charger
-
HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd SPI 2.97 V ~ 5.5 V 1.3 V ~ 5.5 V 175µA @ 2.97V ~ 5.5V -40°C ~ 85°C Surface Mount 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) 10-uMAX
DS1391U-33+T&R Datasheet DS1391U-33+T&R - Maxim Integrated DS1391U-33+CT-ND IC RTC CLK/CALENDAR SPI 10-USOP 8,119 - Immediate
150 - Factory Stock
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3.38000 1 Cut Tape (CT)?
Alternate Packaging
-
Active Clock/Calendar Alarm, Leap Year, Square Wave Output, Trickle-Charger
-
HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd SPI 2.97 V ~ 5.5 V 1.3 V ~ 5.5 V 175µA @ 2.97V ~ 5.5V -40°C ~ 85°C Surface Mount 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) 10-uMAX
DS1391U-33+T&R Datasheet DS1391U-33+T&R - Maxim Integrated DS1391U-33+DKR-ND IC RTC CLK/CALENDAR SPI 10-USOP 8,119 - Immediate
150 - Factory Stock
?
Digi-Reel® 1 Digi-Reel®?
Alternate Packaging
-
Active Clock/Calendar Alarm, Leap Year, Square Wave Output, Trickle-Charger
-
HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd SPI 2.97 V ~ 5.5 V 1.3 V ~ 5.5 V 175µA @ 2.97V ~ 5.5V -40°C ~ 85°C Surface Mount 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) 10-uMAX
DS1390U-33+T&R Datasheet DS1390U-33+T&R - Maxim Integrated DS1390U-33+T&RTR-ND IC RTC CLK/CALENDAR SPI 10-USOP 6,000 - Immediate
1.53000 3,000 Tape & Reel (TR)?
Alternate Packaging
-
Active Clock/Calendar Alarm, Leap Year, Square Wave Output, Trickle-Charger
-
HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd SPI 2.97 V ~ 5.5 V 1.3 V ~ 5.5 V 175µA @ 2.97V ~ 5.5V -40°C ~ 85°C Surface Mount 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) 10-µSOP
DS1390U-33+T&R Datasheet DS1390U-33+T&R - Maxim Integrated DS1390U-33+T&RCT-ND IC RTC CLK/CALENDAR SPI 10-USOP 8,723 - Immediate
3.38000 1 Cut Tape (CT)?
Alternate Packaging
-
Active Clock/Calendar Alarm, Leap Year, Square Wave Output, Trickle-Charger
-
HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd SPI 2.97 V ~ 5.5 V 1.3 V ~ 5.5 V 175µA @ 2.97V ~ 5.5V -40°C ~ 85°C Surface Mount 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) 10-µSOP
DS1390U-33+T&R Datasheet DS1390U-33+T&R - Maxim Integrated DS1390U-33+T&RDKR-ND IC RTC CLK/CALENDAR SPI 10-USOP 8,723 - Immediate
Digi-Reel® 1 Digi-Reel®?
Alternate Packaging
-
Active Clock/Calendar Alarm, Leap Year, Square Wave Output, Trickle-Charger
-
HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd SPI 2.97 V ~ 5.5 V 1.3 V ~ 5.5 V 175µA @ 2.97V ~ 5.5V -40°C ~ 85°C Surface Mount 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) 10-µSOP
DS1338U-33+T&R Datasheet DS1338U-33+T&R - Maxim Integrated DS1338U-33+T&RTR-ND IC RTC CLK/CALENDAR I2C 8-USOP 3,000 - Immediate
1.53000 3,000 Tape & Reel (TR)?
Alternate Packaging
-
Active Clock/Calendar Leap Year, NVSRAM, Square Wave Output 56B HH:MM:SS (12/24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 3 V ~ 5.5 V 1.3 V ~ 3.7 V 125µA ~ 200µA @ 3.63V ~ 5.5V -40°C ~ 85°C Surface Mount 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) 8-uMAX
DS1338U-33+T&R Datasheet DS1338U-33+T&R - Maxim Integrated DS1338U-33+T&RCT-ND IC RTC CLK/CALENDAR I2C 8-USOP 4,539 - Immediate
3.38000 1 Cut Tape (CT)?
Alternate Packaging
-
Active Clock/Calendar Leap Year, NVSRAM, Square Wave Output 56B HH:MM:SS (12/24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 3 V ~ 5.5 V 1.3 V ~ 3.7 V 125µA ~ 200µA @ 3.63V ~ 5.5V -40°C ~ 85°C Surface Mount 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) 8-uMAX
DS1338U-33+T&R Datasheet DS1338U-33+T&R - Maxim Integrated DS1338U-33+T&RDKR-ND IC RTC CLK/CALENDAR I2C 8-USOP 4,539 - Immediate
Digi-Reel® 1 Digi-Reel®?
Alternate Packaging
-
Active Clock/Calendar Leap Year, NVSRAM, Square Wave Output 56B HH:MM:SS (12/24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 3 V ~ 5.5 V 1.3 V ~ 3.7 V 125µA ~ 200µA @ 3.63V ~ 5.5V -40°C ~ 85°C Surface Mount 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) 8-uMAX
DS1339U-33+T&R Datasheet DS1339U-33+T&R - Maxim Integrated DS1339U-33+T&RTR-ND IC RTC CLK/CALENDAR I2C 8-USOP 6,000 - Immediate
1.61568 3,000 Tape & Reel (TR)?
Alternate Packaging
-
Active Clock/Calendar Alarm, Leap Year, Square Wave Output, Trickle-Charger
-
HH:MM:SS (12/24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 2.97 V ~ 5.5 V 1.3 V ~ 3.7 V 200µA @ 5.5V -40°C ~ 85°C Surface Mount 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) 8-uMAX
DS1339U-33+T&R Datasheet DS1339U-33+T&R - Maxim Integrated DS1339U-33+T&RCT-ND IC RTC CLK/CALENDAR I2C 8-USOP 6,736 - Immediate
3.57000 1 Cut Tape (CT)?
Alternate Packaging
-
Active Clock/Calendar Alarm, Leap Year, Square Wave Output, Trickle-Charger
-
HH:MM:SS (12/24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 2.97 V ~ 5.5 V 1.3 V ~ 3.7 V 200µA @ 5.5V -40°C ~ 85°C Surface Mount 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) 8-uMAX
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08:33:50 8/27/2016