| Model Number |
| DS1644-120+ |
DS1670E+ |
| Model Name |
| Analog Devices DS1644-120+ |
Analog Devices DS1670E+ |
| Category |
| Real-Time Clocks(RTC) |
Real-Time Clocks(RTC) |
| Brand |
| Analog Devices |
Analog Devices |
| Description |
| 多路外部总线接口 DIP-28 Real-Time Clocks(RTC) ROHS |
Three-wire serial interface TSSOP-20 Real-Time Clocks(RTC) ROHS |
| RoHS |
| Lead free / RoHS Compliant |
Lead free / RoHS Compliant |
| Unit |
| Piece |
Piece |
| Weight: |
| 137.500 grams / 4.850175 oz |
1.000 grams / 0.035274 oz |
| Package / Case |
| DIP-28 |
TSSOP-20 |
| Package / Arrange |
| Tube-packed |
Tube-packed |
| Battery |
| No |
No |
| ECCN |
| - |
EAR99 |
| Operating Voltage |
| 4.5V~5.5V |
2.97V~3.63V |
| Interface |
| 多路外部总线接口 |
Three-wire serial interface |
