 | | | |
| PartNumber | DS1243Y-120+ | DS1244W-120+ | DS1244W-120 |
| Description | Real Time Clock 64k NV SRAM w/Phantom Clock | Real Time Clock 256k NV SRAM w/Phantom Clock | Real Time Clock |
| Manufacturer | Maxim Integrated | Maxim Integrated | Maxim Integrated |
| Product Category | Real Time Clock | Real Time Clock | Real Time Clock |
| RoHS | Y | Y | N |
| Mounting Style | Through Hole | Through Hole | - |
| Package / Case | EDIP-28 | EDIP-28 | EDIP-28 |
| RTC Bus Interface | Parallel | Phantom Clock | Parallel, Phantom Clock |
| 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 | 8 kB | 256 kB | 32768 B |
| Supply Voltage Max | 5.5 V | 5 V | 3.63 V |
| Supply Voltage Min | 4.5 V | 3.3 V | 2.97 V |
| Minimum Operating Temperature | 0 C | 0 C | 0 C |
| Maximum Operating Temperature | + 70 C | + 70 C | + 70 C |
| Packaging | Tube | Tube | - |
| Function | Calendar, Clock, NV Timekeeping RAM | Alarm, Calendar, Clock | - |
| Product | Real Time Clocks | Real Time Clocks | - |
| Series | DS1243Y | DS1244W | DS1244W |
| Brand | Maxim Integrated | Maxim Integrated | Maxim Integrated |
| Product Type | Real Time Clock | Real Time Clock | Real Time Clocks |
| Factory Pack Quantity | 12 | 12 | - |
| Subcategory | Clock & Timer ICs | Clock & Timer ICs | Clock & Timer ICs |
| Part # Aliases | 90-1243Y+120 DS1243Y | 90-1244W+120 DS1244W | DS1244W |
| Battery Backup Switching | - | Backup Switching | - |
| Memory Type | - | NV RAM | - |
| Manufacturer | Part # | Description | RFQ |
|---|---|---|---|
Maxim Integrated |
DS1243Y-120+ | Real Time Clock 64k NV SRAM w/Phantom Clock | |
| DS1244Y-70+ | Real Time Clock 256k NV SRAM w/Phantom Clock | ||
| DS1244YP-70+ | Real Time Clock 256k NV SRAM w/Phantom Clock | ||
| DS1244W-120IND+ | Real Time Clock 256k NV SRAM w/Phantom Clock | ||
| DS1244W-120+ | Real Time Clock 256k NV SRAM w/Phantom Clock | ||
| DS1244WP-120+ | Real Time Clock 256k NV SRAM w/Phantom Clock | ||
| DS1245AB-100+ | NVRAM 1024K SRAM Nonvolatile | ||
| DS1245AB-120+ | NVRAM 1024K SRAM Nonvolatile | ||
| DS1245AB-120IND+ | NVRAM 1024K SRAM Nonvolatile | ||
| DS1245AB-70+ | NVRAM 1024K SRAM Nonvolatile | ||
| DS1244Y-70 | Real Time Clock | ||
| DS1244WP-120IND+ | Real Time Clock 256k NV SRAM w/Phantom Clock | ||
| DS1244WP-120 | Real Time Clock | ||
| DS1244W-120IND | Real Time Clock | ||
| DS1244W-120 | Real Time Clock | ||
| DS1245AB-120IND | NVRAM 1024K SRAM Nonvolatile | ||
| DS1244YP-70+ | Real Time Clock 256k NV SRAM w/Phantom Clock | ||
| DS1244W-120IND+ | IC RTC PHANTOM PAR 28-DIP | ||
| DS1244W-120+ | Real Time Clock 256k NV SRAM w/Phantom Clock | ||
| DS1244Y-70+ | Real Time Clock 256k NV SRAM w/Phantom Clock | ||
| DS1244WP-120+ | Real Time Clock 256k NV SRAM w/Phantom Clock | ||
| DS1243Y-120+ | Real Time Clock 64k NV SRAM w/Phantom Clock | ||
| DS1244WP-120IND+ | Real Time Clock 256k NV SRAM w/Phantom Clock | ||
| DS1245AB-120IND+ | NVRAM 1024K SRAM Nonvolatile | ||
| DS1245AB-120+ | NVRAM 1024K SRAM Nonvolatile | ||
| DS1245AB-100+ | IC NVSRAM 1M PARALLEL 32EDIP | ||
| DS1244W-120 | IC SRAM 256K 3.3V 120NS 28-DIP | ||
| DS1244W-120IND | IC RTC PHANTOM PAR 28-DIP | ||
| DS1244WP-120 | IC RTC PHANTOM PAR 34-PCM | ||
| DS1244YP-70 | IC RTC PHANTOM PAR 34-PCM | ||
| DS1245AB-70 | IC NVSRAM 1M PARALLEL 32EDIP | ||
| DS1244WP-120IND | IC RTC PHANTOM PAR 34-PCM | ||
| DS1244Y+70 | New and Original | ||
| DS1243Y | Real Time Clock | ||
| DS1243Y-120 | IC RTC PHANTOM PAR 28-DIP | ||
| DS1243Y-120IND | New and Original | ||
| DS1243Y-120IND+ | New and Original | ||
| DS1244Y-150 | Timer or RTC, Non-Volatile, CMOS, PDIP28 | ||
| DS1244Y-150+ | Timer or RTC, Non-Volatile, CMOS, PDIP28 | ||
| DS1244Y-150IND | New and Original | ||
| DS1244Y-70 | IC SRAM 256K 5V 70NS 28-DIP | ||
| DS1244Y-70IND | New and Original | ||
| DS1244Y-70IND+ | New and Original | ||
| DS1245AB-100 | IC NVSRAM 1M PARALLEL 32EDIP | ||
| DS1245AB-100IND | New and Original | ||
| DS1245AB-100IND+ | New and Original | ||
| DS1245AB-120 | IC NVSRAM 1M PARALLEL 32EDIP | ||
| DS1245AB-120 IND | New and Original | ||
| DS1245AB-120/Y-100/1 | New and Original | ||
| DS1245AB-120IND | IC NVSRAM 1M PARALLEL 32EDIP |