ST3938B datasheet by STMicroelectronics.
This datasheet includes multiple variants, all published together in a single manufacturer document.
| Part number | ST3938B |
|---|---|
| Datasheet | ST3938B ST3938A Datasheet (PDF) |
| File Size | 206.81 KB |
| Manufacturer | STMicroelectronics |
| Description | SPEECH - TONE/PULSE DIALER - LED INDICATOR |
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The device consists of the speech and the dialer functions. It provides the DC line interface circuit that terminates the telephone line, analog amplifier for speech transmission and necessary signals for either DTMF and pulse dialing. When mated with a tone ringer, a plete telephonecan be producedwith just two ICs.
View all STMicroelectronics datasheets
| Part Number | Description |
|---|---|
| ST3938A | SPEECH - TONE/PULSE DIALER - LED INDICATOR |
| ST3222B | RS-232 drivers/receivers |
| ST3222C | RS-232 drivers/receivers |
| ST3222EB | RS-232 drivers/receivers |
| ST3222EC | RS-232 drivers/receivers |
| ST3232B | RS-232 drivers and receivers |
| ST3232C | RS-232 drivers and receivers |
| ST3232EB | RS-232 drivers/receivers |
| ST3232EC | RS-232 drivers/receivers |
| ST3241EB | (ST3241EB/C) transceiver |
