ADM3491 Series

3.3 V, Low Power, RS-485/RS-422 Transceiver (Full Duplex, 10 Mbps, Driver/Receiver Enable)

Catalog

3.3 V, Low Power, RS-485/RS-422 Transceiver (Full Duplex, 10 Mbps, Driver/Receiver Enable)

Part	Protocol	Type	Voltage - Supply [Max]	Voltage - Supply [Min]	Duplex	Operating Temperature [Max]	Operating Temperature [Min]	Receiver Hysteresis	Mounting Type	Package / Case [x]	Package / Case [y]	Package / Case	Data Rate	Voltage - Supply
Analog Devices ADM3491ARZ-REEL	RS422 RS485	Transceiver	3.6 V	3 V	Full	85 °C	-40 °C	50 mV	Surface Mount	0.154 in	3.9 mm	14-SOIC	10 Mbps
Analog Devices ADM3491AR-REEL7	RS422 RS485	Transceiver	3.6 V	3 V	Full	85 °C	-40 °C	50 mV	Surface Mount	0.154 in	3.9 mm	14-SOIC	10 Mbps
Analog Devices ADM3491ANZ-1	RS422 RS485	Transceiver	3.6 V	3 V					Through Hole	0.3 "	7.62 mm	14-DIP
Analog Devices ADM3491ARZ-REEL7	RS422 RS485	Transceiver	3.6 V	3 V	Full	85 °C	-40 °C	50 mV	Surface Mount	0.154 in	3.9 mm	14-SOIC	10 Mbps
Analog Devices ADM3491AR-1	RS422 RS485	Transceiver			Full	85 °C	-40 °C	50 mV	Surface Mount	0.154 in	3.9 mm	14-SOIC	20 Mbps	3.3 V
Analog Devices ADM3491ARZ	RS422 RS485	Transceiver	3.6 V	3 V	Full	85 °C	-40 °C	50 mV	Surface Mount	0.154 in	3.9 mm	14-SOIC	10 Mbps
Analog Devices ADM3491AR	RS422 RS485	Transceiver	3.6 V	3 V	Full	85 °C	-40 °C	50 mV	Surface Mount	0.154 in	3.9 mm	14-SOIC	10 Mbps

Catalog

3.3 V, Low Power, RS-485/RS-422 Transceiver (Full Duplex, 10 Mbps, Driver/Receiver Enable)

Key Features

• Operate with 3.3 V supply

• Interoperable with 5 V logic

• EIA RS-422 and RS-485 compliant over full common-mode range

• Data rate options: 10 Mbps

• Half- and full-duplex options

• 2 nA supply current in shutdown mode

• Up to 32 transceivers on the bus

• −7 V to +12 V bus common-mode range

• Specified over the –40°C to +85°C temperature range

• 8 ns skew

• 14-lead SOIC packages

Description

The ADM3491 is a low power differential line transceiver designed to operate using a single +3.3 V power supply. Low power consumption coupled with a shutdown mode make it ideal for power sensitive applications. It is suitable for communication on multipoint bus transmission lines.