General Description

The MAX3040–MAX3045 is a family of 5V quad RS-485/RS-422 transmitters designed for digital data transmission over twisted-pair balanced lines. All transmitter outputs are protected to ±10kV using the Human Body Model.

Features

♦ ESD Protection: ±10kV—Human Body Model

♦ Single +5V Operation

♦ Guaranteed Device-to-Device Skew

    (MAX3040/MAX3041/MAX3043/MAX3044)

♦ Pin-Compatible with ‘SN75174, ‘26LS31C and

    LTC487

♦ Hot-Swappable for Telecom Applications

♦ Up to 20Mbps Data Rate (MAX3042B/MAX3045B)

♦ Slew-Rate Limited (Data Rates at 2.5Mbps and

    250kbps)

♦ 2nA Low-Power Shutdown Mode

♦ 1mA Operating Supply Current

♦ ±4kV EFT Fast Transient Burst Immunity per IEC

    1000-4-4

♦ Level 2 Surge Immunity per IEC 1000-4-5,

    Unshielded Cable Model

♦ Ultra-Small 16-Pin TSSOP, 16-Pin Narrow SO, and

    Wide 16-Pin SO

Applications

    Telecommunications Equipment

    Industrial Motor Control

    Transmitter for ESD-Sensitive Applications

    Hand-Held Equipment

    Industrial PLCs

    Networking