ST3243E is a high-performance, low-power RS-232 transceiver supporting 250kbps data rate. It offers true RS-232 performance with guaranteed ESD protection, low dropout voltage, and auto-powerdown feature.
The ST3243E is a low-dropout RS-232 transceiver designed for battery-powered equipment and peripherals such as notebooks and printers. It features enhanced electrostatic discharge (ESD) protection with +15KV Human Body Model and +8KV Contact Discharge ratings.
The device operates from a 3V to 5.5V supply voltage and guarantees data rates up to 400kbps. It includes an auto-powerdown feature that reduces supply current to 1µA when no valid signal is detected, making it ideal for portable applications.
| Supply Voltage Range | 3V to 5.5V |
|---|---|
| ESD Protection (Human Body Model) | +15 KV |
| Supply Current (Auto-powerdown) | 1 µA |
| Minimum Guaranteed Data Rate | 250 Kbps |
The device operates from a 3.0V to 5.5V supply.
It is available in SO-28, SSOP-28, TSSOP28 and Flip-Chip28 packages.