SN65C3221E is 3-V to 5.5-V Single-channel RS-232 1-Mbits Line Driver/Receiver manufactured by Texas Instruments.
| Part Number | Description |
|---|---|
| SN65C3221 | 3-V to 5.5-V Single-Channel RS-232 Compatible Line Driver/Receiver |
| SN65C3221-Q1 | 3-V to 5.5-V Single-Channel RS-232 Compatible Line Driver/Receiver |
| SN65C3222 | 3-V to 5.5-V Multichannel RS-232 Compatible Line Driver/Receiver |
| SN65C3222E | 3-V to 5.5-V Multichannel RS-232 Line Drivers/Receivers |
| SN65C3223 | 3-V to 5-V Multichannel RS-232 Compatible Line Driver/Receiver |
The SN65C3221E and SN75C3221E consist of one line driver, one line receiver, and a dual charge-pump circuit with ±15-kV IEC ESD protection pin to pin (serial-port connection pins, including GND). These devices provide the electrical interface between an asynchronous munication controller and the serial-port connector. The charge pump and four small external capacitors allow operation from a single spacer DIN 11 3-V...
