Model No: ADM4852ARZ-REEL7

Analog Devices Inc. ADM4852ARZ-REEL7

Manufacturer: Analog Devices Inc.
SEMICON NO.: ADM4852ARZ-REEL7
Package: 8-SOIC
Stock: In stock
Description: IC Transceiver RS422 RS485 1/1 Half Duplex
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 Mfr   Analog Devices Inc.
 Device Type  RS-485/RS-422 Transceiver    
 Number of Drivers/Receivers  1/1
 Duplex Mode Half Duplex
 Data Rate (Max)  2.5 Mbps    
 Supply Voltage (VCC)  4.75 V to 5.25 V 
 Number of Nodes on Bus  Up to 256 transceivers  
 Receiver Hysteresis   20 mV  
 Shutdown Mode Current  5 µA (max)    
 Bus Common-Mode Range   -7 V to +12 V  
 Operating Temperature -40°C to +85°C
 Package 8-SOIC
 Mounting Type
 Surface Mount
 Compliance    
 RoHS Compliant
ADM4852ARZ-REEL7​ RS-485/RS-422 transceiver​ 
TheADM4852ARZ-REEL7​ is a 5V, slew-rate limited, half-duplex RS-485/RS-422 transceiver​ housed in an 8-pin SOIC package. Designed for robust differential data transmission, it supports data rates up to 2.5 Mbps​ and complies with TIA/EIA-485-A and RS-422 standards. The transceiver integrates one driver and one receiver with a 1/8-unit-load receiver input impedance, allowing up to 256 transceivers​ to share a single multipoint bus. Key robustness features include true fail-safe receiver inputs​ (ensuring a logic-high output when inputs are open or shorted), thermal shutdown protection, and current-limited driver outputs​ to prevent damage from bus contention. It operates from a 4.75V to 5.25V supply​ and is fully specified over the industrial temperature range of -40°C to +85°C, making it suitable for harsh environments.
Alternative RS-485 transceiver Models
● MAX3485EASA+T (Maxim/Analog Devices):​ A classic 3.3V/5V-compatible RS-485 transceiver with similar 2.5Mbps speed and 1/4-unit load, widely used in industrial designs.
● SN75LBC184DR (Texas Instruments):​ A robust 5V RS-485 transceiver featuring enhanced ESD protection (±15kV) and surge tolerance for harsh electrical environments.
● SP3485EN-L/TR (MaxLinear):​ A low-power 3.3V half-duplex transceiver supporting 10Mbps, suitable for space-constrained and battery-powered applications.
● ISL83485ARZ (Renesas):​ A 5V industrial-grade half-duplex transceiver with high ESD tolerance and a wide -40°C to +85°C operating range.