| Photo | Mfr. Part # | Availability | Quantity | Datasheet | Series | Package/Case | Packaging | Part Status | Programmable | Type | Memory Size | Time Format | Date Format | Interface | Voltage - Supply | Features | Voltage - Supply, Battery | Current - Timekeeping (Max) | Supplier Device Package | Operating Temperature | Qualification | Mounting Style | Grade |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
RX-4581NB:B3 ROHSIC RTC CLK/CALENDAR SPI 22SON EPSON |
3,352 |
|
Datasheet |
RX-4581NB | 22-SMD, 20 Leads, Flat Leads | Tape & Reel (TR) | Obsolete | Not Verified | Clock/Calendar | 16B | HH:MM:SS (24 hr) | YY-MM-DD-dd | SPI | 1.6V ~ 5.5V | Alarm, Leap Year, SRAM | - | 0.8µA ~ 1.2µA @ 3V ~ 5V | 22-SON | -40°C ~ 85°C | - | Surface Mount | - |
|
RTC-4574SA:B ROHSIC RTC CLK/CALENDAR SER 14SOP EPSON |
3,029 |
|
Datasheet |
RTC-4574SA | 14-SOIC (0.197", 5.00mm Width) | Bulk | Obsolete | Not Verified | Clock/Calendar | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | 3-Wire Serial | 1.6V ~ 5.5V | Alarm, Leap Year | - | 1µA ~ 2µA @ 3V ~ 5V | 14-SOP | -40°C ~ 85°C | - | Surface Mount | - |
|
RX-8025SA:AA:ROHSIC RTC CLK/CALENDAR I2C 14SOP EPSON |
3,088 |
|
Datasheet |
RX-8025SA | 14-SOIC (0.197", 5.00mm Width) | Tube | Obsolete | Not Verified | Clock/Calendar | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 1.7V ~ 5.5V | Alarm, Leap Year | - | 1.2µA ~ 1.8µA @ 3V ~ 5V | 14-SOP | -40°C ~ 85°C | - | Surface Mount | - |
|
RTC-8564JE:ROHSIC RTC CLK/CALENDAR I2C 20VSOJ EPSON |
4,356 |
|
Datasheet |
RTC-8564JE | 20-LSSOJ (0.213", 5.40mm Width) | Tube | Obsolete | Not Verified | Clock/Calendar | - | HH:MM:SS | YY-MM-DD-dd | I2C, 2-Wire Serial | 1.8V ~ 5.5V | Alarm, Y2K | - | 0.7µA ~ 0.8µA @ 3V ~ 5V | 20-VSOJ | -40°C ~ 85°C | - | Surface Mount | - |
|
RX-4581NB:B0 ROHSIC RTC CLK/CALENDAR SPI 22SON EPSON |
4,511 |
|
Datasheet |
RX-4581NB | 22-SMD, 20 Leads, Flat Leads | Tape & Reel (TR) | Obsolete | Not Verified | Clock/Calendar | 16B | HH:MM:SS (24 hr) | YY-MM-DD-dd | SPI | 1.6V ~ 5.5V | Alarm, Leap Year, SRAM | - | 0.8µA ~ 1.2µA @ 3V ~ 5V | 22-SON | -40°C ~ 85°C | - | Surface Mount | - |
|
RX-4581NB:B ROHSIC RTC CLK/CALENDAR SPI 22SON EPSON |
4,488 |
|
Datasheet |
RX-4581NB | 22-SMD, 20 Leads, Flat Leads | Bulk | Obsolete | Not Verified | Clock/Calendar | 16B | HH:MM:SS (24 hr) | YY-MM-DD-dd | SPI | 1.6V ~ 5.5V | Alarm, Leap Year, SRAM | - | 0.8µA ~ 1.2µA @ 3V ~ 5V | 22-SON | -40°C ~ 85°C | - | Surface Mount | - |
|
RX-4801JE:UBIC RTC CLK/CALENDAR SPI 20VSOJ EPSON |
4,287 |
|
Datasheet |
- | 20-LSSOJ (0.213", 5.40mm Width) | Bulk | Obsolete | Not Verified | Clock/Calendar | 16B | HH:MM:SS (24 hr) | YY-MM-DD-dd | SPI | 1.6V ~ 5.5V | Alarm, Leap Year | - | 2.1µA ~ 3.4µA @ 3V ~ 5V | 20-VSOJ | -40°C ~ 85°C | - | Surface Mount | - |
|
RTC-7301DG:B ROHSIC RTC CLK/CALENDAR PAR 18DIP EPSON |
4,047 |
|
Datasheet |
- | 18-DIP (0.300", 7.62mm) | Tube | Obsolete | Not Verified | Clock/Calendar | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | Parallel | 2.4V ~ 5.5V | Alarm, Leap Year | - | 1µA ~ 2µA @ 3V ~ 5V | 18-DIP | -40°C ~ 85°C | - | Through Hole | - |
|
|
RX-8581JE:B3 I2C-BUSIC RTC CLK/CALENDAR I2C 20VSOJ EPSON |
2,184 |
|
Datasheet |
RX-8581JE | 20-LSSOJ (0.213", 5.40mm Width) | Tape & Reel (TR) | Obsolete | Not Verified | Clock/Calendar | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 1.8V ~ 5.5V | Alarm, Leap Year | - | 0.8µA ~ 1.2µA @ 3V ~ 5V | 20-VSOJ | -40°C ~ 85°C | - | Surface Mount | - |
|
RTC-72423A0:ROHSIC RTC CLK/CALENDAR PAR 24SOP EPSON |
4,031 |
|
Datasheet |
RTC-72423 | 24-SOIC (0.311", 7.90mm Width) | Tape & Reel (TR) | Obsolete | Not Verified | Clock/Calendar | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | Parallel | 4.5V ~ 5.5V | Leap Year | - | 5µA ~ 10µA @ 2V ~ 5V | 24-SOP | -40°C ~ 85°C | - | Surface Mount | - |