Product Index > Integrated Circuits (ICs) > Clock/Timing - Real Time Clocks

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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
   
RX-8581SA:B3:ROHS Datasheet RX-8581SA:B3:ROHS - EPSON SER3253DKR-ND IC RTC CLK/CALENDAR I2C 14-SOP 9,250 - Immediate
Digi-Reel® 1 Digi-Reel®?
Alternate Packaging
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Active Clock/Calendar Alarm, Leap Year
-
HH:MM:SS (24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 1.8 V ~ 5.5 V
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0.8µA ~ 1.2µA @ 3V ~ 5V -40°C ~ 85°C Surface Mount 14-SOIC (0.209", 5.30mm Width) 14-SOP
ISL12008IB8Z Datasheet ISL12008IB8Z - Intersil ISL12008IB8Z-ND IC RTC CLK/CALENDAR I2C 8-SOIC 5,952 - Immediate
2.80000 1 Tube?
Alternate Packaging
-
Active Clock/Calendar Alarm, Leap Year
-
HH:MM:SS:hh (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-SOIC (0.154", 3.90mm Width) 8-SOIC
DS1339C-33#T&R Datasheet DS1339C-33#T&R - Maxim Integrated DS1339C-33#TR-ND IC RTC CLK/CALENDAR I2C 16-SOIC 1,000 - Immediate
2.82001 1,000 Tape & Reel (TR)?
Alternate Packaging
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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 16-SOIC (0.295", 7.50mm Width) 16-SOIC
DS1339C-33#T&R Datasheet DS1339C-33#T&R - Maxim Integrated DS1339C-33#CT-ND IC RTC CLK/CALENDAR I2C 16-SOIC 1,590 - Immediate
6.22000 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 16-SOIC (0.295", 7.50mm Width) 16-SOIC
DS1339C-33#T&R Datasheet DS1339C-33#T&R - Maxim Integrated DS1339C-33#DKR-ND IC RTC CLK/CALENDAR I2C 16-SOIC 1,590 - Immediate
Digi-Reel® 1 Digi-Reel®?
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 16-SOIC (0.295", 7.50mm Width) 16-SOIC
RX8900CE:UA3 Datasheet RX8900CE:UA3 - EPSON SER4053TR-ND IC RTC CLK/CALENDAR I2C 10-SMD 500 - Immediate
2.83052 250 Tape & Reel (TR)?
Alternate Packaging
-
Active Clock/Calendar Alarm
-
HH:MM:SS (24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 2.5 V ~ 5.5 V 1.6 V ~ 5.5 V 1.35µA ~ 1.45µA @ 3V ~ 5V -40°C ~ 85°C Surface Mount 10-SMD, No Lead 10-SMD
RX8900CE:UA3 Datasheet RX8900CE:UA3 - EPSON SER4053CT-ND IC RTC CLK/CALENDAR I2C 10SMD 578 - Immediate
4.41000 1 Cut Tape (CT)?
Alternate Packaging
-
Active Clock/Calendar Alarm
-
HH:MM:SS (24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 2.5 V ~ 5.5 V 1.6 V ~ 5.5 V 1.35µA ~ 1.45µA @ 3V ~ 5V -40°C ~ 85°C Surface Mount 10-SMD, No Lead 10-SMD
RX8900CE:UA3 Datasheet RX8900CE:UA3 - EPSON SER4053DKR-ND IC RTC CLK/CALENDAR I2C 10-SMD 578 - Immediate
Digi-Reel® 1 Digi-Reel®?
Alternate Packaging
-
Active Clock/Calendar Alarm
-
HH:MM:SS (24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 2.5 V ~ 5.5 V 1.6 V ~ 5.5 V 1.35µA ~ 1.45µA @ 3V ~ 5V -40°C ~ 85°C Surface Mount 10-SMD, No Lead 10-SMD
RX-4045SA:AA3 Datasheet RX-4045SA:AA3 - EPSON SER3770TR-ND IC RTC CLK/CALENDAR SPI 14-SOP 1,000 - Immediate
3.01552 250 Tape & Reel (TR)?
Alternate Packaging
-
Active Clock/Calendar Alarm, Leap Year
-
HH:MM:SS (12/24 hr) YY-MM-DD-dd SPI 1.7 V ~ 5.5 V
-
1.2µA ~ 1.8µA @ 3V ~ 5V -40°C ~ 85°C Surface Mount 14-SOIC (0.209", 5.30mm Width) 14-SOP
RX-4045SA:AA3 Datasheet RX-4045SA:AA3 - EPSON SER3770CT-ND IC RTC CLK/CALENDAR SPI 14-SOP 1,384 - Immediate
4.70000 1 Cut Tape (CT)?
Alternate Packaging
-
Active Clock/Calendar Alarm, Leap Year
-
HH:MM:SS (12/24 hr) YY-MM-DD-dd SPI 1.7 V ~ 5.5 V
-
1.2µA ~ 1.8µA @ 3V ~ 5V -40°C ~ 85°C Surface Mount 14-SOIC (0.209", 5.30mm Width) 14-SOP
RX-4045SA:AA3 Datasheet RX-4045SA:AA3 - EPSON SER3770DKR-ND IC RTC CLK/CALENDAR SPI 14-SOP 1,384 - Immediate
Digi-Reel® 1 Digi-Reel®?
Alternate Packaging
-
Active Clock/Calendar Alarm, Leap Year
-
HH:MM:SS (12/24 hr) YY-MM-DD-dd SPI 1.7 V ~ 5.5 V
-
1.2µA ~ 1.8µA @ 3V ~ 5V -40°C ~ 85°C Surface Mount 14-SOIC (0.209", 5.30mm Width) 14-SOP
RX-8025NB:AA3 PURE SN Datasheet RX-8025NB:AA3 PURE SN - EPSON SER3778TR-ND IC RTC CLK/CALENDAR I2C 22-SON 1,250 - Immediate
3.07100 250 Tape & Reel (TR)?
Alternate Packaging
-
Active Clock/Calendar Alarm, Leap Year
-
HH:MM:SS (12/24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 1.7 V ~ 5.5 V
-
1.2µA ~ 1.8µA @ 3V ~ 5V -40°C ~ 85°C Surface Mount 22-LFDFN 22-SON (5x6)
RX-8025NB:AA3 PURE SN Datasheet RX-8025NB:AA3 PURE SN - EPSON SER3778CT-ND IC RTC CLK/CALENDAR I2C 22-SON 1,596 - Immediate
4.79000 1 Cut Tape (CT)?
Alternate Packaging
-
Active Clock/Calendar Alarm, Leap Year
-
HH:MM:SS (12/24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 1.7 V ~ 5.5 V
-
1.2µA ~ 1.8µA @ 3V ~ 5V -40°C ~ 85°C Surface Mount 22-LFDFN 22-SON (5x6)
RX-8025NB:AA3 PURE SN Datasheet RX-8025NB:AA3 PURE SN - EPSON SER3778DKR-ND IC RTC CLK/CALENDAR I2C 22-SON 1,596 - Immediate
Digi-Reel® 1 Digi-Reel®?
Alternate Packaging
-
Active Clock/Calendar Alarm, Leap Year
-
HH:MM:SS (12/24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 1.7 V ~ 5.5 V
-
1.2µA ~ 1.8µA @ 3V ~ 5V -40°C ~ 85°C Surface Mount 22-LFDFN 22-SON (5x6)
M41ST85WMX6TR Datasheet M41ST85WMX6TR - STMicroelectronics 497-13794-2-ND IC RTC CLK/CALENDAR I2C 28-SOIC 2,000 - Immediate
3.21720 1,000 Tape & Reel (TR)?
Alternate Packaging
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Active Clock/Calendar 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 28-SOIC (0.295", 7.50mm Width) 28-SOX
M41ST85WMX6TR Datasheet M41ST85WMX6TR - STMicroelectronics 497-13794-1-ND IC RTC CLK/CALENDAR I2C 28-SOIC 2,439 - Immediate
6.27000 1 Cut Tape (CT)?
Alternate Packaging
-
Active Clock/Calendar 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 28-SOIC (0.295", 7.50mm Width) 28-SOX
M41ST85WMX6TR Datasheet M41ST85WMX6TR - STMicroelectronics 497-13794-6-ND IC RTC CLK/CALENDAR I2C 28-SOIC 2,439 - Immediate
Digi-Reel® 1 Digi-Reel®?
Alternate Packaging
-
Active Clock/Calendar 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 28-SOIC (0.295", 7.50mm Width) 28-SOX
DS1307Z+ Datasheet DS1307Z+ - Maxim Integrated DS1307Z+-ND IC RTC CLK/CALENDAR I2C 8-SOIC 6,984 - Immediate
3.26000 1 Tube?
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
RX-4045NB:AA3 Datasheet RX-4045NB:AA3 - EPSON SER3769TR-ND IC RTC CLK/CALENDAR SPI 22-SON 500 - Immediate
3.27452 250 Tape & Reel (TR)?
Alternate Packaging
-
Active Clock/Calendar Alarm, Leap Year
-
HH:MM:SS (12/24 hr) YY-MM-DD-dd SPI 1.7 V ~ 5.5 V
-
1.2µA ~ 1.8µA @ 3V ~ 5V -40°C ~ 85°C Surface Mount 22-LFDFN 22-SON (5x6)
RX-4045NB:AA3 Datasheet RX-4045NB:AA3 - EPSON SER3769CT-ND IC RTC CLK/CALENDAR SPI 22-SON 731 - Immediate
5.10000 1 Cut Tape (CT)?
Alternate Packaging
-
Active Clock/Calendar Alarm, Leap Year
-
HH:MM:SS (12/24 hr) YY-MM-DD-dd SPI 1.7 V ~ 5.5 V
-
1.2µA ~ 1.8µA @ 3V ~ 5V -40°C ~ 85°C Surface Mount 22-LFDFN 22-SON (5x6)
RX-4045NB:AA3 Datasheet RX-4045NB:AA3 - EPSON SER3769DKR-ND IC RTC CLK/CALENDAR SPI 22-SON 731 - Immediate
Digi-Reel® 1 Digi-Reel®?
Alternate Packaging
-
Active Clock/Calendar Alarm, Leap Year
-
HH:MM:SS (12/24 hr) YY-MM-DD-dd SPI 1.7 V ~ 5.5 V
-
1.2µA ~ 1.8µA @ 3V ~ 5V -40°C ~ 85°C Surface Mount 22-LFDFN 22-SON (5x6)
DS1302Z+ Datasheet DS1302Z+ - Maxim Integrated DS1302Z+-ND IC RTC CLK/CALENDAR SER 8-SOIC 2,518 - Immediate
3.28000 1 Tube?
Alternate Packaging
-
Active Clock/Calendar 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
M41T94MH6F Datasheet M41T94MH6F - STMicroelectronics 497-5372-2-ND IC RTC CLK/CALENDAR SPI 28-SOIC 1,872 - Immediate
3.33993 936 Tape & Reel (TR)?
Alternate Packaging
-
Active Clock/Calendar Alarm, Leap Year, NVRAM, Square Wave Output, Watchdog Timer 44B HH:MM:SS:hh (24 hr) YY-MM-DD-dd SPI 2.7 V ~ 5.5 V 2.5 V ~ 3.5 V 1.4mA @ 2.7V ~ 5.5V -40°C ~ 85°C Surface Mount 28-SOP (0.350", 8.89mm Width) with SNAPHAT Sockets 28-SOH
M41T94MH6F Datasheet M41T94MH6F - STMicroelectronics 497-5372-1-ND IC RTC CLK/CALENDAR SPI 28-SOIC 2,250 - Immediate
5.49000 1 Cut Tape (CT)?
Alternate Packaging
-
Active Clock/Calendar Alarm, Leap Year, NVRAM, Square Wave Output, Watchdog Timer 44B HH:MM:SS:hh (24 hr) YY-MM-DD-dd SPI 2.7 V ~ 5.5 V 2.5 V ~ 3.5 V 1.4mA @ 2.7V ~ 5.5V -40°C ~ 85°C Surface Mount 28-SOP (0.350", 8.89mm Width) with SNAPHAT Sockets 28-SOH
M41T94MH6F Datasheet M41T94MH6F - STMicroelectronics 497-5372-6-ND IC RTC CLK/CALENDAR SPI 28-SOIC 2,250 - Immediate
Digi-Reel® 1 Digi-Reel®?
Alternate Packaging
-
Active Clock/Calendar Alarm, Leap Year, NVRAM, Square Wave Output, Watchdog Timer 44B HH:MM:SS:hh (24 hr) YY-MM-DD-dd SPI 2.7 V ~ 5.5 V 2.5 V ~ 3.5 V 1.4mA @ 2.7V ~ 5.5V -40°C ~ 85°C Surface Mount 28-SOP (0.350", 8.89mm Width) with SNAPHAT Sockets 28-SOH
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07:03:39 1/20/2017