General Description
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).

FEATUREs
• Single-chip with easy interface between UART and serial port connector
• Three drivers and five receivers meet or exceed the requirements of EIA/TIA-232-D
• Designed to support data rates up to 120 Kbit/s
• Driver current-limited output: 25mA typ.
• Flexible supply voltage range
• ESD protection exceeds 5kV
• 20-pin SOP package