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SN65C3232, SN75C3232
SLLS540C – JULY 2002 – REVISED JUNE 2021
3-V to 5.5-V Multichannel RS-232 Compatible Line Driver and Receiver
1 Features
• Operate with 3-V to 5.5-V VCC supply • Operate up to 1 Mbit/s • Low supply current: 300 μA typical • External capacitors: 4 × 0.1 μF • Accept 5-V logic input with 3.3-V supply • RS-232 bus-pin ESD protection exceeds
±15 kV using human-body model (HBM)
2 Applications
• Industrial PCs • Wired networking • Data center and enterprise computing • Battery-powered systems • Notebooks • Laptops • Palmtop PCs • Hand-held equipment
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3 Description
The SN65C3232 and SN75C3232 consist of two line drivers, two line receivers, and a dual chargepump circuit with ±15-kV ESD protection pin-to-pin (serial-port connection pins, including GND).