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SP488E - Enhanced Quad RS-485/RS-422 Line Receivers

General Description

The SP488E and SP489E are low-power quad differential line receivers that meet the specifications of RS-485 and RS-422 serial protocols with enhanced ESD performance.

The ESD tolerance has been improved on these devices to over +15kV for both Human Body Model and IEC1000-4-2 Air Discharge Method.

Key Features

  • a common receiver enable control and the SP489E provides independent receiver enable controls for each pair of receivers. Both feature wide common-mode input ranges. The receivers have a fail-safe features which forces a logic "1" output when receiver inputs are left floating. Both are available in 16-pin plastic DIP and SOIC packages. RI1B RI1A RO1 EN RO2 RI2A RI2B GND 1 2 3 4 5 6 7 8 SP488E 1 4 16 15 14 13 12 VCC RI4B RI4A RO4 EN RO3 RI3A RI3B RI1B RI1A RO1 EN1/EN2 RO2 RI2A RI2B GND 1 2.

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Datasheet Details

Part number SP488E
Manufacturer Sipex
File Size 109.55 KB
Description Enhanced Quad RS-485/RS-422 Line Receivers
Datasheet download datasheet SP488E Datasheet

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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® SP488E and SP489E Enhanced Quad RS-485/RS-422 Line Receivers s s s s s s s RS-485 or RS-422 Applications Quad Differential Line Receivers Receiver Output Disable –7V to +12V Common Mode Input Range 1mA Supply Current Single +5V Supply Operation Superior Drop-in Replacement for SN75173, SN75175, LTC488 and LTC489 s Improved ESD Specifications: +15kV Human Body Model +15kV IEC1000-4-2 Air Discharge +8kV IEC1000-4-2 Contact Discharge DESCRIPTION… The SP488E and SP489E are low-power quad differential line receivers that meet the specifications of RS-485 and RS-422 serial protocols with enhanced ESD performance. The ESD tolerance has been improved on these devices to over +15kV for both Human Body Model and IEC1000-4-2 Air Discharge Method.