HT6571 Datasheet (Holtek Semiconductor Inc) - Multiple RS-232 Drivers and Receivers

HT6571, Multiple RS-232 Drivers and Receivers

The HT6571 is a CMOS device containing three RS-232 line drivers, and five RS-232 line receivers that are used to interface data terminal equipment (DTE) with data circuit-terminating equipment (DCE).

Block Diagram R A 1 R A 2 R A 3 D Y 1 D Y 2 R A 4 D Y 3 R A 5 R Y 1 R Y 2 R Y 3 D A 1 D A 2 R Y 4

HT6571 Features

* Single-chip with easy interface between UART and

* Driver current-limited output: 25mA typ.

* Flexible supply voltage range

* ESD protection exceeds 5kV

* 20-pin SOP package serial port connector

* Three drivers and five receivers meet or exceed the requirements of EIA/TI