PartNumber | DS1244W-120IND+ | DS1244W-120+ | DS1244WP-120+ |
Description | Real Time Clock 256k NV SRAM w/Phantom Clock | Real Time Clock 256k NV SRAM w/Phantom Clock | Real Time Clock 256k 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 | Y |
Mounting Style | Through Hole | Through Hole | SMD/SMT |
Package / Case | EDIP-28 | EDIP-28 | PowerCap-34 |
RTC Bus Interface | Parallel | Phantom Clock | Parallel |
Date Format | DW:DM:M:Y | YY-MM-DD-dd | DW:DM:M:Y |
Time Format | HH:MM:SS:hh | HH:MM:SS:hh | HH:MM:SS:hh |
RTC Memory Size | 32 kB | 256 kB | 32 kB |
Supply Voltage Max | 3.63 V | 5 V | 3.63 V |
Supply Voltage Min | 2.97 V | 3.3 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 SRAM Control | Alarm, Calendar, Clock | Calendar, Clock, NV SRAM Control |
Product | Real Time Clocks | Real Time Clocks | Real Time Clocks |
Series | DS1244W | DS1244W | DS1244WP |
Brand | Maxim Integrated | Maxim Integrated | Maxim Integrated |
Product Type | Real Time Clock | Real Time Clock | Real Time Clock |
Factory Pack Quantity | 12 | 12 | 40 |
Subcategory | Clock & Timer ICs | Clock & Timer ICs | Clock & Timer ICs |
Part # Aliases | 90-1244W+12I DS1244W | 90-1244W+120 DS1244W | 90-1244W+P12 DS1244WP |
Battery Backup Switching | - | Backup Switching | - |
Memory Type | - | NV RAM | - |
Moisture Sensitive | - | - | Yes |