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DS89C21 Datasheet - National Semiconductor

DS89C21_NationalSemiconductor.pdf

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Datasheet Details

Part number:

DS89C21

Manufacturer:

National Semiconductor

File Size:

78.27 KB

Description:

Differential cmos line driver and receiver pair.

DS89C21, Differential CMOS Line Driver and Receiver Pair

The DS89C21 is a differential CMOS line driver and receiver pair, designed to meet the requirements of TIA/EIA-422-A (RS-422) electrical characteristics interface standard.

The DS89C21 provides one driver and one receiver in a minimum footprint.

The device is offered in an 8-pin SOIC package.

The CM

DS89C21 Features

* a fast transition time specified at 2.2 ns, and a maximum differential skew of 2 ns making the driver ideal for use in high speed applications operating above 10 MHz. The receiver can detect signals as low as 200 mV, and also incorporates hysteresis for noise rejection. Skew is specified at 4 ns max

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