| Electronic component: | Description: | Manuf. | Package | Pins | T°min | T°max | Datasheet |
|---|
| R1221N31AG-TR | Step-down DC/DC converter with voltage detector. Output voltage (Vout) 3.1V. Detector threshold (-Vdet) 3.0V. Oscillator frequency 300kHz | distributor | - | 6 | -40°C | 85°C | 218 K |
| UPD16431AGC-7ET | LCD controller/driver with built-in key scan circuit | NEC-Electronics-Inc- | - | - | - | - | 179 K |
| UPD703031AGC-XXX-8EU | 32-bit RISC single-chip microcontroller | NEC-Electronics-Inc- | - | - | - | - | 357 K |
| UPD703031AGF-XXX-3BA | 32-bit RISC single-chip microcontroller | NEC-Electronics-Inc- | - | - | - | - | 357 K |
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