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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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
DS1501YZ+T&RIC RTC CLK/CALENDAR PAR 28SOIC |
3,245 | 7.55 |
|
Datasheet |
- | 28-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Active | Not Verified | Clock/Calendar | Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K | 256B | HH:MM:SS (24 hr) | YY-MM-DD-dd | Parallel | 4.5V ~ 5.5V | 2.5V ~ 3.7V | 5mA @ 4.5V ~ 5.5V | 0°C ~ 70°C | Surface Mount | - | - | 28-SOIC |
|
RTC-7301SF:B3 ROHSIC RTC CLK/CALENDAR PAR 24SSOP |
4,382 | 8.90 |
|
Datasheet |
- | 24-SOP (0.213", 5.40mm Width) | Tape & Reel (TR) | Obsolete | Not Verified | Clock/Calendar | Alarm, Leap Year | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | Parallel | 2.4V ~ 5.5V | - | 1µA ~ 2µA @ 3V ~ 5V | -40°C ~ 85°C | Surface Mount | - | - | 24-SSOP |
|
M48T201V-85MH1EIC RTC CLK/CALENDAR PAR 44SOH |
3,179 | 0.00 |
|
Datasheet |
Timekeeper® | 44-BSOP (0.337", 8.56mm Width) requires SNAPHAT | Tube | Obsolete | Not Verified | Clock/Calendar | Alarm, Leap Year, Square Wave Output, Supervisor, Watchdog Timer, Y2K | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | Parallel | 3V ~ 3.6V | 3V | 2mA @ 3V ~ 3.6V | 0°C ~ 70°C | Surface Mount | - | - | 44-SOH |
|
|
M48T201Y-70MH1EIC RTC CLK/CALENDAR PAR 44SOH |
1,746 | 0.00 |
|
Datasheet |
Timekeeper® | 44-BSOP (0.337", 8.56mm Width) requires SNAPHAT | Tube | Obsolete | Not Verified | Clock/Calendar | Alarm, Leap Year, Square Wave Output, Supervisor, Watchdog Timer, Y2K | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | Parallel | 4.5V ~ 5.5V | 3V | 3mA @ 4.5V ~ 5.5V | 0°C ~ 70°C | Surface Mount | - | - | 44-SOH |
|
DS1615IC RTC TEMP RECORDER SER 16DIP |
2,194 | 0.00 |
|
Datasheet |
- | 16-DIP (0.300", 7.62mm) | Tube | Obsolete | Not Verified | Temperature Recorder | Alarm, Leap Year, Unique ID, Y2K | 32B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 3-Wire Serial | 4V ~ 5.5V | 2.7V ~ 4.95V | 0.5µA @ 5V | -40°C ~ 85°C | Through Hole | - | - | 16-PDIP |
|
DS1384FP-12+IC RTC CLK/CALENDAR PAR 44MQFP |
4,734 | 0.00 |
|
Datasheet |
- | 44-QFP | Bag | Obsolete | Not Verified | Clock/Calendar | Alarm, Leap Year, Square Wave Output, Watchdog Timer | 50B | HH:MM:SS:hh (12/24 hr) | YY-MM-DD-dd | Parallel | 4.5V ~ 5.5V | 2.4V ~ 4V | 3mA @ 5V | 0°C ~ 70°C | Surface Mount | - | - | 44-MQFP (10x10) |
|
DS32C35-33#IC RTC CLK/CALENDAR I2C 20SOIC |
4,087 | 0.00 |
|
Datasheet |
- | 20-SOIC (0.295", 7.50mm Width) | Tube | Obsolete | Not Verified | Clock/Calendar | Alarm, FRAM, Leap Year, Square Wave Output, TCXO/Crystal | 8KB | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 2.7V ~ 3.63V | 2.3V ~ 3.6V | 110µA @ 3.63V | 0°C ~ 70°C | Surface Mount | - | - | 20-SOIC |
|
|
DS32C35-33IND#IC RTC CLK/CALENDAR I2C 20SOIC |
1,233 | 0.00 |
|
Datasheet |
- | 20-SOIC (0.295", 7.50mm Width) | Tube | Obsolete | Not Verified | Clock/Calendar | Alarm, FRAM, Leap Year, Square Wave Output, TCXO/Crystal | 8KB | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 2.7V ~ 3.63V | 2.3V ~ 3.6V | 110µA @ 3.63V | -40°C ~ 85°C | Surface Mount | - | - | 20-SOIC |
|
DS1315EN-5IC RTC PHANTOM CHIP PAR 20TSSOP |
4,906 | 1.00 |
|
Datasheet |
- | 20-TSSOP (0.173", 4.40mm Width) | Tube | Obsolete | Not Verified | Phantom Time Chip | Leap Year | - | HH:MM:SS:hh (12/24 hr) | YY-MM-DD-dd | Parallel | 4.5V ~ 5.5V | 2.5V ~ 3.7V | 1.3mA @ 5V | -40°C ~ 85°C | Surface Mount | - | - | 20-TSSOP |
|
DS1315SN-33IC RTC PHANTOM CHIP PAR 16SOIC |
3,833 | 1.00 |
|
Datasheet |
- | 16-SOIC (0.295", 7.50mm Width) | Tube | Obsolete | Not Verified | Phantom Time Chip | Leap Year | - | HH:MM:SS:hh (12/24 hr) | YY-MM-DD-dd | Parallel | 3V ~ 3.6V | 2.5V ~ 3.7V | 1.1mA @ 3.3V | -40°C ~ 85°C | Surface Mount | - | - | 16-SOIC |
|
|
M48T212V-85MH1FIC RTC CLK/CALENDAR PAR 44SOH |
3,445 | 0.00 |
|
Datasheet |
Timekeeper® | 44-BSOP (0.337", 8.56mm Width) requires SNAPHAT | Tape & Reel (TR) | Obsolete | Not Verified | Clock/Calendar | Alarm, Leap Year, Watchdog Timer, Y2K | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | Parallel | 3V ~ 3.6V | 3V | 2mA @ 3V ~ 3.6V | 0°C ~ 70°C | Surface Mount | - | - | 44-SOH |
|
DS17485S-3+IC RTC CLK/CALENDAR PAR 24SOIC |
4,728 | 0.00 |
|
Datasheet |
- | 24-SOIC (0.295", 7.50mm Width) | Tube | Obsolete | Not Verified | Clock/Calendar | Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output | 4KB | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | Parallel | 2.7V ~ 3.7V | 2.5V ~ 3.7V | 2mA @ 2.7V ~ 3.7V | 0°C ~ 70°C | Surface Mount | - | - | 24-SOIC |
|
M48T59Y-70MH6EIC RTC CLK/CALENDAR PAR 28SOH |
4,307 | 0.00 |
|
- |
Timekeeper® | 28-SOP (0.350", 8.89mm Width) with SNAPHAT Sockets | Tube | Obsolete | Not Verified | Clock/Calendar | Alarm, Leap Year, Watchdog Timer | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | Parallel | 4.5V ~ 5.5V | - | 3mA @ 4.5V ~ 5.5V | -40°C ~ 85°C | Surface Mount | - | - | 28-SOH |
|
|
M41T256YMT7FIC RTC CLK/CALENDAR I2C 44SOH |
2,349 | 0.00 |
|
Datasheet |
Timekeeper® | 44-BSOP (0.337", 8.56mm Width) | Tape & Reel (TR) | Obsolete | Not Verified | Clock/Calendar | Leap Year, NVSRAM | 32KB | HH:MM:SS:hh (24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 4.5V ~ 5.5V | 2.5V ~ 3.5V | 2.5mA @ 4.5V ~ 5.5V | -25°C ~ 70°C | Surface Mount | - | - | 44-SOH |
|
|
DS1501YZN+T&RIC RTC CLK/CALENDAR PAR 28SOIC |
1,824 | 8.84 |
|
Datasheet |
- | 28-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Active | Not Verified | Clock/Calendar | Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K | 256B | HH:MM:SS (24 hr) | YY-MM-DD-dd | Parallel | 4.5V ~ 5.5V | 2.5V ~ 3.7V | 5mA @ 4.5V ~ 5.5V | -40°C ~ 85°C | Surface Mount | - | - | 28-SOIC |
|
|
DS17485S-5+T&RIC RTC CLK/CALENDAR PAR 24SOIC |
1,076 | 9.02 |
|
Datasheet |
- | 24-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Active | Not Verified | Clock/Calendar | Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output | 4KB | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | Parallel | 4.5V ~ 5.5V | 2.5V ~ 3.7V | 3mA @ 4.5V ~ 5.5V | 0°C ~ 70°C | Surface Mount | - | - | 24-SOIC |
|
|
M41T256YMH7FIC RTC CLK/CALENDAR I2C 44SOH |
2,906 | 0.00 |
|
Datasheet |
Timekeeper® | 44-BSOP (0.337", 8.56mm Width) requires SNAPHAT | Tape & Reel (TR) | Obsolete | Not Verified | Clock/Calendar | Leap Year, NVSRAM | 32KB | HH:MM:SS:hh (24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 4.5V ~ 5.5V | 2.5V ~ 3.5V | 2.5mA @ 4.5V ~ 5.5V | -25°C ~ 70°C | Surface Mount | - | - | 44-SOH |
|
COM-10079REAL TIME CLOCK - DS3234 |
2,305 | 0.00 |
|
- |
- | 20-SOIC (0.295", 7.50mm Width) | Bulk | Active | Not Verified | Clock/Calendar | Alarm, Leap Year, Square Wave Output, SRAM | 256B | HH:MM:SS (12/24 hr) | YY-MM-DD | SPI | 2V ~ 5.5V | 2V ~ 3.8V | 120µA ~ 160µA @ 3.63V ~ 5.5V | 0°C ~ 70°C (TA) | Surface Mount | - | - | 20-SOIC |
|
|
DS1501WZ+IC RTC CLK/CALENDAR PAR 28SOIC |
1,808 | 9.73 |
|
Datasheet |
- | 28-SOIC (0.295", 7.50mm Width) | Tube | Active | Not Verified | Clock/Calendar | Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K | 256B | HH:MM:SS (24 hr) | YY-MM-DD-dd | Parallel | 3V ~ 3.6V | 2.5V ~ 3.7V | 4mA @ 3V ~ 3.6V | 0°C ~ 70°C | Surface Mount | - | - | 28-SOIC |
|
RX-4803LC:AA3 PURE SNIC RTC CLK/CALENDAR SPI 12VSOJ |
1,126 | 11.90 |
|
Datasheet |
RX-4803LC | 12-TFSOJ (0.094", 2.40mm Width) | Tape & Reel (TR) | Active | Not Verified | Clock/Calendar | Alarm, Leap Year | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | SPI | 1.6V ~ 5.5V | - | 2.1µA ~ 3.4µA @ 3V ~ 5V | -40°C ~ 85°C | Surface Mount | - | - | 12-VSOJ |
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