| Electronic component: | Description: | Manuf. | Package | Pins | T°min | T°max | Datasheet |
|---|
| MC145572FN | ISDN U-interface transceiver | Motorola | PLCC | 44 | -40°C | 85°C | 267 K |
| MC145572PB | ISDN U-interface transceiver | Motorola | PQFP | 44 | -40°C | 85°C | 267 K |
| MC145574DW | ISDN S/T interface transceiver | Motorola | SOG | 28 | -40°C | 85°C | 371 K |
| MC145574PB | ISDN S/T interface transceiver | Motorola | PQFP | 32 | -40°C | 85°C | 371 K |
| MC1455BD | Timing circuit | Motorola | - | 8 | -40°C | 85°C | 204 K |
| MC1455BD | Timing circuit | Motorola | - | 8 | -40°C | 85°C | 204 K |
| MC1455BP1 | Timing circuit | Motorola | PDIP | 8 | -40°C | 85°C | 204 K |
| MC1455D | Timing circuit | Motorola | - | 8 | 0°C | 70°C | 204 K |
| MC1455P1 | Timing circuit | Motorola | PDIP | 8 | 0°C | 70°C | 204 K |
| MC145705P | 5 volt only driver/receiver with an integrated standly mode | Motorola | PDIP | 20 | -40°C | 85°C | 229 K |
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