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 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
DS1254YB-100IC RTC PHANTOM CHIP PAR 168BGA |
0 |
|
![]() |
- | 168-BBGA Module | Bag | Obsolete | Not Verified | Phantom Time Chip | Leap Year, NVSRAM | 2MB | HH:MM:SS:hh (12/24 hr) | YY-MM-DD-dd | Parallel | 4.5V ~ 5.5V | 3V | 7mA @ 3.3V | 0°C ~ 70°C | Surface Mount | - | - | 168-BGA (40x40) |
![]() |
PCF2123BS/1,518IC RTC CLK/CALENDAR SPI 16HVQFN |
0 |
|
![]() |
- | 16-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Not Verified | Clock/Calendar | Alarm, Leap Year, Square Wave Output, Watchdog Timer | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | SPI | 1.6V ~ 5.5V | - | 0.33µA ~ 0.38µA @ 2V ~ 5V | -40°C ~ 85°C | Surface Mount | - | - | 16-HVQFN (3x3) |
![]() |
RS5C372A-E2-FIC RTC CLK/CALENDAR I2C 8SSOP |
19 |
|
![]() |
- | 8-LSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Not Verified | Clock/Calendar | Alarm, Leap Year | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 1.7V ~ 6V | - | 0.9µA ~ 2µA @ 3V ~ 6V | -40°C ~ 85°C | Surface Mount | - | - | 8-SSOP |
![]() |
MAX31341CETB+TIC RTC CLK/CALENDAR I2C 10TDFN |
0 |
|
![]() |
- | 10-WFDFN Exposed Pad | Tape & Reel (TR) | Active | Not Verified | Clock/Calendar | Alarm, Leap Year, RAM, Square Wave Output, Trickle Charger | 64B | HH:MM:SS (24 hr) | YY-MM-DD-dd | I2C | 1.6V ~ 3.6V | 1.6V ~ 3.6V | 0.33µA ~ 0.39µA @ 1.6V ~ 3.6V | -40°C ~ 85°C | Surface Mount | - | - | 10-TDFN (3x3) |
![]() |
DS1371U+IC RTC BINARY COUNTER I2C 8UMAX |
0 |
|
![]() |
- | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tube | Active | Not Verified | Binary Counter | Alarm, Square Wave Output, Watchdog Timer | - | Binary | Binary | I2C, 2-Wire Serial | 1.7V ~ 5.5V | - | 1.3µA @ 1.7V ~ 5.5V | -40°C ~ 85°C | Surface Mount | - | - | 8-uMAX/uSOP |
![]() |
RX-8564LC:B0 PURE SNIC RTC CLK/CALENDAR I2C 12VSOJ |
5 |
|
![]() |
RX-8564LC | 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 | I2C, 2-Wire Serial | 1.8V ~ 5.5V | - | 0.65µA ~ 0.8µA @ 2V ~ 5V | -40°C ~ 85°C | Surface Mount | - | - | 12-VSOJ |
![]() |
DS1344E-3+T&RIC RTC CLK/CALENDAR SPI 20TSSOP |
0 |
|
![]() |
- | 20-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Not Verified | Clock/Calendar | Alarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger | 96B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | SPI | 2.7V ~ 5.5V | 1.3V ~ 5.5V | - | -40°C ~ 85°C | Surface Mount | - | - | 20-TSSOP |
|
AB-RTCMC-32.768KHZ-B5ZE-S3-TIC RTC CLK/CALENDAR I2C MODULE |
0 |
|
![]() |
- | 10-SMD Module | Tape & Reel (TR) | Active | Not Verified | Clock/Calendar | Alarm, Leap Year, Square Wave Output | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 1.2V ~ 5.5V | 1.8V ~ 5.5V | 0.5µA @ 2V ~ 5V | -40°C ~ 85°C | Surface Mount | - | - | Module |
![]() |
DS1305EN+IC RTC CLK/CALENDAR SPI 20TSSOP |
0 |
|
![]() |
- | 20-TSSOP (0.173", 4.40mm Width) | Tube | Active | Not Verified | Clock/Calendar | Alarm, Leap Year, NVSRAM, Trickle-Charger | 96B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | SPI | 2V ~ 5.5V | 2V ~ 5.5V | 25.3µA ~ 81µA @ 2V ~ 5V | -40°C ~ 85°C | Surface Mount | - | - | 20-TSSOP |
![]() |
DS3231SN#T&RIC RTC CLK/CALENDAR I2C 16SOIC |
0 |
|
![]() |
- | 16-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Active | Not Verified | Clock/Calendar | Alarm, Leap Year, Square Wave Output, TCXO/Crystal | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 2.3V ~ 5.5V | 2.3V ~ 5.5V | 110µA ~ 170µA @ 3.63V ~ 5.5V | -40°C ~ 85°C | Surface Mount | - | - | 16-SOIC |
![]() |
M48T35-70PC1IC RTC CLK/CALENDAR PAR 28DIP |
0 |
|
![]() |
Timekeeper® | 28-DIP Module (0.600", 15.24mm) | Tube | Active | Not Verified | Clock/Calendar | Leap Year | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | Parallel | 4.75V ~ 5.5V | - | 2mA @ 4.75V ~ 5.5V | 0°C ~ 70°C | Through Hole | - | - | 28-PCDIP, CAPHAT® |
![]() |
MCP795W20-I/SLIC RTC CLK/CALENDAR SPI 14SOIC |
0 |
|
![]() |
- | 14-SOIC (0.154", 3.90mm Width) | Tube | Active | Not Verified | Clock/Calendar | Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, 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-SOIC |
![]() |
MAX31341BEWC+TIC RTC CLK/CALENDAR I2C 12WLP |
1 |
|
![]() |
- | 12-WFBGA, WLBGA | Tape & Reel (TR) | Active | Not Verified | Clock/Calendar | Alarm, Leap Year, Square Wave Output | 64B | HH:MM:SS (24 hr) | YY-MM-DD-dd | I2C | 1.6V ~ 3.6V | 1.6V ~ 3.6V | 0.33µA ~ 0.39µA @ 1.6V ~ 3.6V | -40°C ~ 85°C | Surface Mount | - | - | 12-WLP (2.14x1.56) |
|
DS3231MZ/V+TIC RTC CLK/CALENDAR I2C 8SOIC |
0 |
|
![]() |
- | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Not For New Designs | Not Verified | Clock/Calendar | Alarm, Leap Year, Square Wave Output | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 2.3V ~ 5.5V | 2.3V ~ 5.5V | 130µA ~ 200µA @ 3.63V ~ 5.5V | -40°C ~ 85°C | Surface Mount | Automotive | AEC-Q100 | 8-SOIC |
![]() |
M48T58Y-70PC1IC RTC CLK/CALENDAR PAR 28-DIP |
0 |
|
![]() |
Timekeeper® | 28-DIP Module (0.600", 15.24mm) | Tube | Active | Not Verified | Clock/Calendar | Leap Year | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | Parallel | 4.5V ~ 5.5V | - | 3mA @ 4.5V ~ 5.5V | 0°C ~ 70°C | Through Hole | - | - | 28-PCDIP, CAPHAT® |
|
M48T12-150PC1IC RTC CLK/CALENDAR PAR 24DIP |
0 |
|
![]() |
Timekeeper® | 24-DIP Module (0.600", 15.24mm) | Tube | Active | Not Verified | Clock/Calendar | Leap Year | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | Parallel | 4.5V ~ 5.5V | - | 3mA @ 4.5V ~ 5.5V | 0°C ~ 70°C | Through Hole | - | - | 24-PCDIP, CAPHAT® |
![]() |
M48T58-70PC1IC RTC CLK/CALENDAR PAR 28DIP |
0 |
|
![]() |
Timekeeper® | 28-DIP Module (0.600", 15.24mm) | Tube | Active | Not Verified | Clock/Calendar | Leap Year | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | Parallel | 4.75V ~ 5.5V | - | 3mA @ 4.75V ~ 5.5V | 0°C ~ 70°C | Through Hole | - | - | 28-PCDIP, CAPHAT® |
|
MCP7940M-I/STIC RTC CLK/CALENDAR I2C 8TSSOP |
22 |
|
![]() |
- | 8-TSSOP (0.173", 4.40mm Width) | Tube | Active | Not Verified | Clock/Calendar | Alarm, Leap Year, Square Wave Output, SRAM | 64B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 1.8V ~ 5.5V | - | 1µA @ 5.5V | -40°C ~ 85°C | Surface Mount | - | - | 8-TSSOP |
![]() |
EM3028V3TP14BIC RTC CLK/CALENDAR I2C 14TSSOP |
10 |
|
![]() |
- | 14-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Not Verified | Clock/Calendar | Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Trickle-Charger | 43B | HH:MM:SS:hh (12/24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 1.1V ~ 5.5V | 1.1V ~ 5.5V | 0.4µA @ 5V | -40°C ~ 85°C | Surface Mount | - | - | 14-TSSOP |
![]() |
M48T18-100PC1IC RTC CLK/CALENDAR PAR 28DIP |
0 |
|
![]() |
Timekeeper® | 28-DIP Module (0.600", 15.24mm) | Tube | Active | Not Verified | Clock/Calendar | Leap Year, Watchdog Timer | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | Parallel | 4.5V ~ 5.5V | - | 3mA @ 4.5V ~ 5.5V | 0°C ~ 70°C | Through Hole | - | - | 28-PCDIP, CAPHAT® |