ST3237 is a 3V to 5.5V powered EIA/TIA-232 and V.28/V.24 communication interfaces with high data-rate capabilities. It is a transceiver (5 drivers, 3 receivers) for fast modem applications. The device has a proprietary low-dropout transmitter output stage providing true RS-232 performance from a 3V to 5.5V supply using a dual charge pump. The device is guaranteed to run at data rates of 250Kbps in the normal operation mode and 1Mbps in the very high speed operation mode while maintaining RS-232 output levels.
The STMicroelectronics ST3237 is a high-speed RS-232 and V.28/V.24 communication interface designed for fast modem applications. It operates on a supply voltage ranging from 3V to 5.5V, featuring proprietary low-dropout transmitter output stages that provide true RS-232 performance using an internal dual charge pump.
The device includes five drivers and three receivers, capable of guaranteed data rates up to 1Mbps in very high speed operation mode while maintaining standard RS-232 output levels. It is available in SO-28, SSOP-28, and TSSOP28 packages.
| Supply Voltage Range | 3V to 5.5V |
|---|---|
| Very High Speed Data Rate | 1Mbps |
| External Capacitance | 0.1nF |
| Supply Current (No Load) | 500uA |
| Shutdown Supply Current | 1pA |
| Driver Count | 5 drivers |
| Receiver Count | 3 receivers |
The ST3237 operates with a supply voltage from 3V to 5.5V.
The device requires only 0.1nF external capacitors.