
Dual RS-232 driver/receiver in DIP-16 package, powered from a single 5V supply. Internal charge pump generates ±10V for RS-232 levels using four external 1 µF capacitors. Two TX and two RX channels; not 3.3V compatible.
| Pin | Position | Type |
|---|---|---|
| C1+ | 1 | Signal |
| V+ | 2 | Power |
| C1- | 3 | Signal |
| C2+ | 4 | Signal |
| C2- | 5 | Signal |
| V- | 6 | Power |
| T2OUT | 7 | Signal |
| R2IN | 8 | Signal |
| R2OUT | 9 | Signal |
| T2IN | 10 | Signal |
| T1IN | 11 | Signal |
| R1OUT | 12 | Signal |
| R1IN | 13 | Signal |
| T1OUT | 14 | Signal |
| GND | 15 | Ground |
| VCC | 16 | Power |
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