 | |  | |
| PartNumber | DS1251W-120IND+ | DS1251W-120+ | DS1251W-120 |
| Description | Real Time Clock 4096K NV SRAM w/Phantom Clock | Real Time Clock 4096K NV SRAM w/Phantom Clock | Real Time Clock 4096K NV SRAM w/Phantom Clock |
| Manufacturer | Maxim Integrated | Maxim Integrated | Maxim Integrated |
| Product Category | Real Time Clock | Real Time Clock | Real Time Clock |
| RoHS | Y | Y | - |
| Mounting Style | Through Hole | Through Hole | Through Hole |
| Package / Case | EDIP-32 | EDIP-32 | eDIP |
| RTC Bus Interface | Parallel | Phantom Clock | Parallel, Phantom Clock |
| Date Format | DW:DM:M:Y | YY-MM-DD-dd | - |
| Time Format | HH:MM:SS:hh | HH:MM:SS:hh | HH:MM:SS:hh |
| RTC Memory Size | 512 kB | 4096 kB | 524288 B |
| Supply Voltage Max | 3.63 V | 3.63 V | 3.63 V |
| Supply Voltage Min | 2.97 V | 2.97 V | 2.97 V |
| Minimum Operating Temperature | - 40 C | 0 C | 0 C |
| Maximum Operating Temperature | + 85 C | + 70 C | + 70 C |
| Packaging | Tube | Tube | Tube |
| Function | Calendar, Clock, NV Timekeeping RAM | Alarm, Calendar, Clock | Calendar, Clock, NV Timekeeping RAM |
| Product | Real Time Clocks | Real Time Clocks | - |
| Series | DS1251W | DS1251W | DS1251W |
| Brand | Maxim Integrated | Maxim Integrated | Maxim Integrated |
| Product Type | Real Time Clock | Real Time Clock | Real Time Clocks |
| Factory Pack Quantity | 10 | 11 | 11 |
| Subcategory | Clock & Timer ICs | Clock & Timer ICs | Clock & Timer ICs |
| Part # Aliases | 90-1251W+12I DS1251W | 90-1251W+120 DS1251W | DS1251W |
| Battery Backup Switching | - | Backup Switching | - |
| Memory Type | - | NV RAM | - |
| Manufacturer | Part # | Description | RFQ |
|---|---|---|---|
Maxim Integrated |
DS1251W-120IND+ | Real Time Clock 4096K NV SRAM w/Phantom Clock | |
| DS1251W-120+ | Real Time Clock 4096K NV SRAM w/Phantom Clock | ||
| DS1251WP-120+ | Real Time Clock 4096K NV SRAM w/Phantom Clock | ||
| DS1251WP-120IND+ | Real Time Clock 4096K NV SRAM w/Phantom Clock | ||
| DS1251WP-120 | Real Time Clock 4096K NV SRAM w/Phantom Clock | ||
| DS1251WP-C01+ | Real Time Clock 4096K NV SRAM w/Phantom Clock | ||
| DS1251WP-120+C01 | Real Time Clock 4096K NV SRAM w/Phantom Clock | ||
| DS1251W-120 | Real Time Clock 4096K NV SRAM w/Phantom Clock | ||
| DS1251WP-120IND+ | Real Time Clock 4096K NV SRAM w/Phantom Clock | ||
| DS1251WP-120+C01 | Real Time Clock 4096K NV SRAM w/Phantom Clock | ||
| DS1251WP-120+C02 | Real Time Clock 4096K NV SRAM w/Phantom Clock | ||
| DS1251WP-C02+ | Real Time Clock 4096K NV SRAM w/Phantom Clock | ||
| DS1251WP-C01+ | Real Time Clock 4096K NV SRAM w/Phantom Clock | ||
| DS1251W-120IND+ | Real Time Clock 4096K NV SRAM w/Phantom Clock | ||
| DS1251W-120+ | Real Time Clock 4096K NV SRAM w/Phantom Clock | ||
| DS1251WP-120+ | Real Time Clock 4096K NV SRAM w/Phantom Clock | ||
| DS1251W-120IND | IC RTC PHANTOM PAR 32-DIP | ||
| DS1251WP-120IND | IC RTC PHANTOM PAR 34-PCM | ||
| DS1251WP-C02 | Real Time Clock 4096K NV SRAM w/Phantom Clock | ||
| DS1251WP-C01 | Real Time Clock 4096K NV SRAM w/Phantom Clock | ||
| DS1251W-120 | IC RTC PHANTOM PAR 32-DIP | ||
| DS1251WP-120 | IC RTC PHANTOM PAR 34-PCM |