 | |  | |
| PartNumber | RX-8581SA:B | RX-8581SA:B0 | RX-8581SA:B3 |
| Description | Real Time Clock i2C Bus -40C +85C 5 +/-23ppm | IC RTC CLK/CALENDAR I2C 14-SOP | |
| Manufacturer | EPSON | EPSON | - |
| Product Category | Clock/Timing - Real Time Clocks | Clock/Timing - Real Time Clocks | - |
| Series | - | - | - |
| Product | Real Time Clocks | - | - |
| Type | Clock/Calendar | Clock/Calendar | - |
| Packaging | Tube | Tape & Reel (TR) | - |
| Unit Weight | 0.011923 oz | - | - |
| Mounting Style | SMD/SMT | - | - |
| Package Case | SOIC-14 | 14-SOIC (0.197", 5.00mm Width) | - |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | - |
| Mounting Type | Surface Mount | Surface Mount | - |
| Features | Alarm, Leap Year | Alarm, Leap Year | - |
| Function | Alarm Calendar Clock | - | - |
| Interface | I2C, 2-Wire Serial | I2C, 2-Wire Serial | - |
| Voltage Supply | 1.8 V ~ 5.5 V | 1.8 V ~ 5.5 V | - |
| Supplier Device Package | 14-SOP | 14-SOP | - |
| Memory Size | - | - | - |
| Time Format | HH:MM:SS (24 hr) | HH:MM:SS (24 hr) | - |
| Date Format | YY-MM-DD-dd | YY-MM-DD-dd | - |
| Voltage Supply Battery | - | - | - |
| Current Timekeeping Max | 0.8μA ~ 1.2μA @ 3V ~ 5V | 0.8μA ~ 1.2μA @ 3V ~ 5V | - |
| Maximum Operating Temperature | + 85 C | - | - |
| Minimum Operating Temperature | - 40 C | - | - |
| Supply Voltage Max | 5.5 V | - | - |
| Supply Voltage Min | 1.8 V | - | - |
| RTC Bus Interface | I2C-Bus | - | - |
| Manufacturer | Part # | Description | RFQ |
|---|---|---|---|
Epson Timing |
RX-8581SA:B3:PURE SN | Real Time Clock 32.768KHz 3.0Volts 5+/-23ppm -40C +85C | |
| RX-8581SA:B | Real Time Clock i2C Bus -40C +85C 5 +/-23ppm | ||
| RX-8581SA:B3:ROHS | Real Time Clock 32.768KHz 3.0Volts 5+/-23ppm -40C +85C | ||
| RX-8581SA:B0 | IC RTC CLK/CALENDAR I2C 14-SOP | ||
| RX-8581SA:B3 | New and Original |