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Real Time Clocks
| Photo | Mfr. Part # | Availability | Price | Quantity | Datasheet | Series | Package/Case | Packaging | Product Status | Programmable | Type | Features | Memory Size | Time Format | Date Format | Interface | Voltage - Supply | Voltage - Supply, Battery | Current - Timekeeping (Max) | Operating Temperature | Mounting Type | Grade | Qualification | Supplier Device Package |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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MCP795B21-I/STIC RTC CLK/CALENDAR SPI 14TSSOP |
1,584 | 0.00 |
|
Datasheet |
- | 14-TSSOP (0.173", 4.40mm Width) | Tube | Obsolete | Not Verified | 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 ~ 5.5V | 1.3V ~ 5.5V | 1µA @ 1.8V ~ 5.5V | -40°C ~ 85°C | Surface Mount | - | - | 14-TSSOP |
|
|
MCP795B22-I/STIC RTC CLK/CALENDAR SPI 14TSSOP |
3,383 | 0.00 |
|
Datasheet |
- | 14-TSSOP (0.173", 4.40mm Width) | Tube | Obsolete | Not Verified | 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 ~ 5.5V | 1.3V ~ 5.5V | 1µA @ 1.8V ~ 5.5V | -40°C ~ 85°C | Surface Mount | - | - | 14-TSSOP |
|
PT7C4363BQ1WEXIC RTC CLK/CALENDAR I2C 8SOIC |
3,163 | 1.26 |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Not Verified | Clock/Calendar | Alarm | - | HH:MM:SS | YY-MM-DD-dd | I2C, SMBus | 1.3V ~ 5.5V | 3V | 1.5µA @ 5V | -40°C ~ 125°C | Surface Mount | Automotive | AEC-Q100 | 8-SOIC |
|
MCP795B21-I/SLIC RTC CLK/CALENDAR SPI 14SOIC |
4,668 | 0.00 |
|
Datasheet |
- | 14-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Not Verified | 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 ~ 5.5V | 1.3V ~ 5.5V | 1µA @ 1.8V ~ 5.5V | -40°C ~ 85°C | Surface Mount | - | - | 14-SOIC |
|
|
MCP795B22-I/SLIC RTC CLK/CALENDAR SPI 14SOIC |
4,852 | 0.00 |
|
Datasheet |
- | 14-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Not Verified | 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 ~ 5.5V | 1.3V ~ 5.5V | 1µA @ 1.8V ~ 5.5V | -40°C ~ 85°C | Surface Mount | - | - | 14-SOIC |
|
RX-8035SAB0 PURE SNIC RTC TIME EVENT REC I2C 14SOP |
1,255 | 1.96 |
|
Datasheet |
RX-8035SA | 14-SOIC (0.197", 5.00mm Width) | Tape & Reel (TR) | Active | Not Verified | Time Event Recorder | Alarm | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 2.4V ~ 5.5V | 1V ~ 5.5V | 2.5µA @ 3V | -40°C ~ 85°C | Surface Mount | - | - | 14-SOP |
|
BU9873FJ-GTE2IC RTC CLOCK/CALENDAR I2C 8SOP |
2,721 | 0.53 |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Not For New Designs | Not Verified | Clock/Calendar | Alarm, Leap Year | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 1.8V ~ 5.5V | - | 1µA ~ 1.35µA @ 3V ~ 5.5V | -40°C ~ 85°C | Surface Mount | - | - | 8-SOP-J |
|
DS1302ZNIC RTC CLK/CALENDAR SER 8SOIC |
4,842 | 0.00 |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Not Verified | Clock/Calendar | Leap Year, NVSRAM, Trickle-Charger | 31B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 3-Wire Serial | 2V ~ 5.5V | 2V ~ 5.5V | 0.3µA ~ 1µA @ 2V ~ 5V | -40°C ~ 85°C | Surface Mount | - | - | 8-SOIC |
|
|
MCP795W12-I/STIC RTC CLK/CALENDAR SPI 14TSSOP |
1,707 | 1.91 |
|
Datasheet |
- | 14-TSSOP (0.173", 4.40mm Width) | Tube | Active | Not Verified | 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 |
|
RX-4571LCB0 PURE SNRX-4571LC:B0 RTC {SN-AG OR SN} V |
3,046 | 0.00 |
|
Datasheet |
RX-4571LC | 12-TFSOJ (0.094", 2.40mm Width) | Tape & Reel (TR) | Active | - | Clock/Calendar | Alarm, Leap Year | - | HH:MM:SS | YY-MM-DD | 3-Wire Serial | 1.6V ~ 5.5V | 1V ~ 5.5V | 0.95µA ~ 1µA @ 3V ~ 5V | -40°C ~ 85°C | Surface Mount | - | - | 12-VSOJ |
|
RV-8803-C7-TA-QCIC RTC CLK/CALENDAR I2C 8SON |
3,703 | 0.00 |
|
- |
- | 8-WCDFN | Tape & Reel (TR) | Obsolete | Not Verified | Clock/Calendar | Alarm, Leap Year, RAM | - | HH:MM:SS | YY-MM-DD-dd | I2C | 1.5V ~ 5.5V | - | 0.35µA @ 3V | -40°C ~ 85°C (TA) | Surface Mount | - | - | 8-SON (3.2x1.5) |
|
M41T11M6EIC RTC CLK/CALENDAR I2C 8SOIC |
4,378 | 0.00 |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Not Verified | Clock/Calendar | Leap Year, NVSRAM | 56B | HH:MM:SS | YY-MM-DD-dd | I2C, 2-Wire Serial | 2V ~ 5.5V | 2.5V ~ 3.5V | 70µA @ 2V ~ 5.5V | -40°C ~ 85°C | Surface Mount | - | - | 8-SOIC |
|
ISL1208IU8-TKIC RTC CLK/CALENDAR I2C 8MSOP |
1,781 | 1.66 |
|
Datasheet |
- | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Obsolete | Not Verified | Clock/Calendar | Alarm, Leap Year, SRAM | 2B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 2.7V ~ 5.5V | 1.8V ~ 5.5V | 4µA ~ 6µA @ 3V ~ 5V | -40°C ~ 85°C | Surface Mount | - | - | 8-MSOP |
|
|
V3021DL8A+LINEAR IC |
2,771 | 0.00 |
|
- |
- | 8-DIP (0.300", 7.62mm) | Tube | Active | - | Clock/Calendar | Leap Year, RAM | 1B | HH:MM:SS | YY-MM-DD-dd | 3-Wire Serial | 2V ~ 5.5V | - | 1.8µA @ 5V | -40°C ~ 85°C (TA) | Through Hole | - | - | 8-DIP |
|
|
MAX31329NELB+TINTEGRATED RC17 W/ NDK CRYSTAL |
3,514 | 0.00 |
|
Datasheet |
- | 10-LLGA | Tape & Reel (TR) | Active | - | Clock/Calendar | Alarm, Leap Year, RAM, Square Wave Output, Trickle Charger | 64B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I2C | 1.6V ~ 5.5V | 1.6V ~ 5.5V | 0.5µA ~ 0.7µA @ 1.6V ~ 5.5V | -40°C ~ 85°C | Surface Mount | - | - | 10-LGA (5x5) |
|
RTC-4574SA:B0 ROHSIC RTC CLK/CALENDAR SER 14SOP |
4,258 | 0.00 |
|
Datasheet |
RTC-4574SA | 14-SOIC (0.197", 5.00mm Width) | Tape & Reel (TR) | Obsolete | Not Verified | Clock/Calendar | Alarm, Leap Year | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | 3-Wire Serial | 1.6V ~ 5.5V | - | 1µA ~ 2µA @ 3V ~ 5V | -40°C ~ 85°C | Surface Mount | - | - | 14-SOP |
|
DS2415P+IC RTC BINARY CNTR 1-WIRE 6TSOC |
1,747 | 0.00 |
|
Datasheet |
- | 6-SMD, J-Lead | Tube | Obsolete | Not Verified | Binary Counter | Unique ID | - | Binary | Binary | 1-Wire® Serial | 2.5V ~ 5.5V | 2.5V ~ 5.5V | 0.25µA ~ 0.45µA @ 3V ~ 5V | -40°C ~ 85°C | Surface Mount | - | - | 6-TSOC |
|
RTC-4543SA:A0 ROHSIC RTC CLK/CALENDAR SER 14SOP |
2,962 | 0.00 |
|
Datasheet |
RTC-4543SA | 14-SOIC (0.197", 5.00mm Width) | Tape & Reel (TR) | Obsolete | Not Verified | Clock/Calendar | Leap Year | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | 3-Wire Serial | 2.5V ~ 5.5V | - | 1µA ~ 3µA @ 2V ~ 5V | -40°C ~ 85°C | Surface Mount | - | - | 14-SOP |
|
|
RX-8581SA:B0IC RTC CLK/CALENDAR I2C 14SOP |
4,568 | 0.00 |
|
Datasheet |
RX-8581SA | 14-SOIC (0.197", 5.00mm Width) | Tape & Reel (TR) | Obsolete | Not Verified | Clock/Calendar | Alarm, Leap Year | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 1.8V ~ 5.5V | - | 0.8µA ~ 1.2µA @ 3V ~ 5V | -40°C ~ 85°C | Surface Mount | - | - | 14-SOP |
|
RX8130CE:BBIC RTC TIME EVENT REC I2C 10SMD |
4,958 | 2.15 |
|
Datasheet |
RX8130CE | 10-SMD, No Lead | Bulk | Active | Not Verified | Time Event Recorder | Alarm | - | - | - | I2C | 1.25V ~ 5.5V | - | 0.5µA @ 3V | -40°C ~ 85°C | Surface Mount | - | - | 10-SMD |
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