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ADM1491E

Analog Devices
Part Number ADM1491E
Manufacturer Analog Devices
Description (ADM1490E / ADM1491E) Full-Duplex RS-485 Transceivers
Published Oct 5, 2009
Detailed Description Data Sheet 16 Mbps, ESD Protected, Full-Duplex RS-485 Transceivers ADM1490E/ADM1491E FEATURES RS-485/RS-422 full-duple...
Datasheet PDF File ADM1491E PDF File

ADM1491E
ADM1491E

Overview
Data Sheet 16 Mbps, ESD Protected, Full-Duplex RS-485 Transceivers ADM1490E/ADM1491E FEATURES RS-485/RS-422 full-duplex transceiver for high speed motor control applications 16 Mbps data rate ±8 kV ESD protection on RS-485 input/output pins Complies with ANSI/TIA/EIA-485-A-1998 Open circuit fail-safe Suitable for 5 V power supply applications 32 nodes on the bus (1 unit load) Thermal shutdown protection Operating temperature range: −40°C to +85°C ADM1490E packages Narrow body, 8-lead SOIC 8-lead MSOP ADM1491E packages Narrow-body, 14-lead SOIC 10-lead MSOP APPLICATIONS RS-485/RS-422 interfaces Industrial field networks High data rate motor control Multipoint data transmission systems Single-ended-to-differential signal conversion GENERAL DESCRIPTION The ADM1490E/ADM1491E are RS-485/RS-422 transceivers with ±8 kV ESD protection and are suitable for high speed, fullduplex communication on multipoint transmission lines.
In particular, the ADM1490E/ADM1491E are designed for use in ...


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