Real Time Clocks
| Photo | Mfr. Part # | Availability | 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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PT7C4311WEIC RTC CLK/CALENDAR I2C 8SOIC |
0 |
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Datasheet | - | 8-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Not Verified | Clock/Calendar | Leap Year, Square Wave Output, Y2K | 56B | HH:MM:SS (24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 1.2V ~ 5.5V | 2V ~ 5.5V | 70µA @ 1.5V ~ 5.5V | -40°C ~ 85°C | Surface Mount | - | - | 8-SOIC |
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PT7C4337UEIC RTC CLK/CALENDAR I2C 8MSOP |
0 |
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Datasheet | - | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tube | Obsolete | Not Verified | Clock/Calendar | Alarm, Leap Year, Square Wave Output | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 1.8V ~ 5.5V | - | 0.8µA @ 1.3V ~ 1.8V | -40°C ~ 85°C | Surface Mount | - | - | 8-MSOP |
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PT7C4337WEIC RTC CLK/CALENDAR I2C 8SOIC |
0 |
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Datasheet | - | 8-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Not Verified | Clock/Calendar | Alarm, Leap Year, Square Wave Output | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 1.8V ~ 5.5V | - | 0.8µA @ 1.3V ~ 1.8V | -40°C ~ 85°C | Surface Mount | - | - | 8-SOIC |
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PT7C433833UEIC RTC CLK/CALENDAR I2C 8MSOP |
0 |
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Datasheet | - | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tube | Obsolete | Not Verified | Clock/Calendar | Leap Year, NVSRAM, Square Wave Output | 56B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 2.7V ~ 5.5V | 1.5V ~ 3.7V | 125µA @ 2.7V ~ 5.5V | -40°C ~ 85°C | Surface Mount | - | - | 8-MSOP |
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PT7C43390LEIC RTC CLK/CALENDAR I2C 8MSOP |
0 |
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Datasheet | - | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tube | Obsolete | Not Verified | Clock/Calendar | Alarm, Leap Year, Square Wave Output | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 1.3V ~ 5.5V | - | 0.65µA ~ 0.7µA @ 3V ~ 5V | -40°C ~ 85°C | Surface Mount | - | - | 8-MSOP |
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PT7C4372ALEIC RTC CLK/CALENDAR I2C 8TSSOP |
0 |
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Datasheet | - | 8-TSSOP (0.173", 4.40mm Width) | Tube | Obsolete | Not Verified | Clock/Calendar | Alarm, Leap Year | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 1.8V ~ 6V | - | 0.8µA @ 3V | -40°C ~ 85°C | Surface Mount | - | - | 8-TSSOP |
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1338AC-31SRGIIC RTC CLK/CALENDAR I2C 16SOIC |
0 |
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Datasheet | - | 16-SOIC (0.295", 7.50mm Width) | Tube | Obsolete | Not Verified | Clock/Calendar | Leap Year, NVSRAM, Square Wave Output | 56B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 3.3V ~ 5.5V | 1.3V ~ 3.7V | 5µA @ 3.63V ~ 5.5V | -40°C ~ 85°C | Surface Mount | - | - | 16-SOIC |
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1338AC-31SRGI8IC RTC CLK/CALENDAR I2C 16SOIC |
0 |
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Datasheet | - | 16-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Obsolete | Not Verified | Clock/Calendar | Leap Year, NVSRAM, Square Wave Output | 56B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 3.3V ~ 5.5V | 1.3V ~ 3.7V | 5µA @ 3.63V ~ 5.5V | -40°C ~ 85°C | Surface Mount | - | - | 16-SOIC |
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PT7C4337AWEIC RTC CLK/CALENDAR I2C 8SOIC |
0 |
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Datasheet | - | 8-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Not Verified | Clock/Calendar | Alarm, Leap Year, Square Wave Output | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 1.8V ~ 5.5V | - | 0.8µA @ 1.3V ~ 1.8V | -40°C ~ 85°C | Surface Mount | - | - | 8-SOIC |
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1337AGCSRGIIC RTC CLK/CALENDAR I2C 16SOIC |
0 |
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Datasheet | - | 16-SOIC (0.295", 7.50mm Width) | Tube | Obsolete | Not Verified | Clock/Calendar | Alarm, Leap Year, Square Wave Output | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 1.8V ~ 5.5V | - | 0.3µA @ 1.3V ~ 1.8V | -40°C ~ 85°C | Surface Mount | - | - | 16-SOIC |
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1337AGCSRGI8IC RTC CLK/CALENDAR I2C 16SOIC |
0 |
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Datasheet | - | 16-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Obsolete | Not Verified | Clock/Calendar | Alarm, Leap Year, Square Wave Output | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 1.8V ~ 5.5V | - | 0.3µA @ 1.3V ~ 1.8V | -40°C ~ 85°C | Surface Mount | - | - | 16-SOIC |
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1338AC-18SRGIIC RTC CLK/CALENDAR I2C 16SOIC |
0 |
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Datasheet | - | 16-SOIC (0.295", 7.50mm Width) | Tube | Obsolete | Not Verified | Clock/Calendar | Leap Year, NVSRAM, Square Wave Output | 56B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 1.8V ~ 5.5V | 1.3V ~ 3.7V | 2µA @ 3.3V | -40°C ~ 85°C | Surface Mount | - | - | 16-SOIC |
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1338AC-18SRGI8IC RTC CLK/CALENDAR I2C 16SOIC |
0 |
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Datasheet | - | 16-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Obsolete | Not Verified | Clock/Calendar | Leap Year, NVSRAM, Square Wave Output | 56B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 1.8V ~ 5.5V | 1.3V ~ 3.7V | 2µA @ 3.3V | -40°C ~ 85°C | Surface Mount | - | - | 16-SOIC |
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1339AC-2SRGIIC RTC CLK/CALENDAR I2C 16SOIC |
0 |
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Datasheet | - | 16-SOIC (0.295", 7.50mm Width) | Tube | Obsolete | Not Verified | Clock/Calendar | Alarm, Leap Year, Square Wave Output, Trickle-Charger | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 1.7V ~ 5.5V | 1.3V ~ 3.7V | 200µA @ 3.63V ~ 5.5V | -40°C ~ 85°C | Surface Mount | - | - | 16-SOIC |
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1339AC-2SRGI8IC RTC CLK/CALENDAR I2C 16SOIC |
0 |
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Datasheet | - | 16-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Obsolete | Not Verified | Clock/Calendar | Alarm, Leap Year, Square Wave Output, Trickle-Charger | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 1.7V ~ 5.5V | 1.3V ~ 3.7V | 200µA @ 3.63V ~ 5.5V | -40°C ~ 85°C | Surface Mount | - | - | 16-SOIC |
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1339AC-31SRGIIC RTC CLK/CALENDAR I2C 16SOIC |
0 |
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Datasheet | - | 16-SOIC (0.295", 7.50mm Width) | Tube | Obsolete | Not Verified | Clock/Calendar | Alarm, Leap Year, Square Wave Output, Trickle-Charger | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 2.7V ~ 5.5V | 1.3V ~ 3.7V | 200µA @ 3.63V ~ 5.5V | -40°C ~ 85°C | Surface Mount | - | - | 16-SOIC |
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1339AC-31SRGI8IC RTC CLK/CALENDAR I2C 16SOIC |
0 |
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Datasheet | - | 16-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Obsolete | Not Verified | Clock/Calendar | Alarm, Leap Year, Square Wave Output, Trickle-Charger | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 2.7V ~ 5.5V | 1.3V ~ 3.7V | 200µA @ 3.63V ~ 5.5V | -40°C ~ 85°C | Surface Mount | - | - | 16-SOIC |
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PCA8565AU/5BB/1,01IC RTC CLOCK/CALENDAR I2C DIE |
0 |
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Datasheet | - | Die | Bulk | Obsolete | Not Verified | Clock/Calendar | Alarm, Leap Year, Square Wave Output, Watchdog Timer | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 1.8V ~ 5.5V | - | 0.9µA ~ 1.8µA @ 2V ~ 5V | -40°C ~ 125°C | Surface Mount | Automotive | AEC-Q100 | Die |
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PT7C43190LEXIC RTC CLK/CALENDAR SER 8TSSOP |
0 |
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Datasheet | - | 8-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Obsolete | Not Verified | Clock/Calendar | Alarm, Leap Year, Square Wave Output | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 3-Wire Serial | 1.35V ~ 5.5V | - | 0.6µA ~ 14µA @ 3V ~ 5V | -40°C ~ 85°C | Surface Mount | - | - | 8-TSSOP |
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PT7C43190WEXIC RTC CLK/CALENDAR SER 8SOIC |
0 |
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Datasheet | - | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Not Verified | Clock/Calendar | Alarm, Leap Year, Square Wave Output | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 3-Wire Serial | 1.35V ~ 5.5V | - | 0.6µA ~ 14µA @ 3V ~ 5V | -40°C ~ 85°C | Surface Mount | - | - | 8-SOIC |