max30205数据手册（max3490数据手册）



3.3V供电， 10Mbps的和摆率限制真RS - 485 / RS -422收发器 3.3V-Powered, 10Mbps and Slew-Rate-Limited True RS-485/RS-422 Transceivers

General Description

The MAX3483, MAX3485, MAX3486, MAX3488, MAX3490, and MAX3491 are 3.3V, low-power trans

ceivers for RS-485 and RS-422 communication. Each part contains one driver and one receiver.

Features

♦Operate from a Single 3.3V Supply—No Charge Pump!

♦Interoperable with +5V Logic

♦8ns Max Skew (MAX3485/MAX3490/MAX3491)

♦Slew-Rate Limited for Errorless Data Transmission

  (MAX3483/MAX3488)

♦2nA Low-Current Shutdown Mode

  (MAX3483/MAX3485/MAX3486/MAX3491)

♦-7V to +12V Common-Mode Input Voltage Range

♦Allows up to 32 Transceivers on the Bus

♦Full-Duplex and Half-Duplex Versions Available

♦Industry Standard 75176 Pinout

  (MAX3483/MAX3485/MAX3486)

♦Current-Limiting and Thermal Shutdown for Driver Overload Protection

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