| Electronic component: | Description: | Manuf. | Package | Pins | T°min | T°max | Datasheet |
|---|
| MAX4542CSA | Low-voltage, single-supply dual SPST analog switch. | Maxim-Integrated-Producs | SO | 8 | 0°C | 70°C | 181 K |
| MAX4542CUA | Low-voltage, single-supply dual SPST analog switch. | Maxim-Integrated-Producs | microMAX | 8 | 0°C | 70°C | 181 K |
| MC145421DW | ISDN universal digital loop transceiver II | Motorola | SOG | 24 | -40°C | 85°C | 268 K |
| MC145421P | ISDN universal digital loop transceiver II | Motorola | PDIP | 24 | -40°C | 85°C | 268 K |
| MC145422DW | Universal digital loop transceiver | Motorola | SOG | 24 | -40°C | 85°C | 261 K |
| MC145422P | Universal digital loop transceiver | Motorola | PDIP | 22 | -40°C | 85°C | 261 K |
| MC145425DW | ISDN universal digital loop transceiver II | Motorola | SOG | 24 | -40°C | 85°C | 268 K |
| MC145425P | ISDN universal digital loop transceiver II | Motorola | PDIP | 24 | -40°C | 85°C | 268 K |
| MC145426DW | Universal digital loop transceiver | Motorola | SOG | 24 | -40°C | 85°C | 261 K |
| MC145426P | Universal digital loop transceiver | Motorola | PDIP | 22 | -40°C | 85°C | 261 K |
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