| Electronic component: | Description: | Manuf. | Package | Pins | T°min | T°max | Datasheet |
|---|
| M41T56 | 512 BIT (64B X 8) SERIAL ACCESS TIMEKEEPER SRAM | SGS-Thomson-Microelectronics | - | - | - | - | 137 K |
| M41T56M6TR | 512 bit (64 bit x 8) serial access timekeeper SRAM | SGS-Thomson-Microelectronics | SO | 8 | -40°C | 85°C | 150 K |
| M41T56MH6TR | 512 bit (64 bit x 8) serial access timekeeper SRAM | SGS-Thomson-Microelectronics | SOH | 28 | -40°C | 85°C | 150 K |
| M41T56SH6TR | 512 bit (64 bit x 8) serial access timekeeper SRAM, battery & brystal | SGS-Thomson-Microelectronics | SNAPHAT | 28 | -40°C | 85°C | 150 K |
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