ADM2485BRWZ vs ADM2491EBRWZ Comparison

Detailed side-by-side comparison of ADM2485BRWZ by Analog Devices and ADM2491EBRWZ by Analog Devices. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.

Analog Devices
ADM2485BRWZ ADM2485BRWZ - Isolated RS-485 Transceiver | Analog Devices

ADM2485BRWZ - Isolated RS-485 Transceiver | Analog Devices

ADM2485BRWZ ✓ Active

Specification Comparison

Parameter ADM2485BRWZ ADM2491EBRWZ
Brand Analog Devices Analog Devices
Category Interface ICs Interface ICs
Lifecycle Status Active Active
Stock Status In Stock In Stock
Unit Price (USD) $9.12 $4.55
Type Isolated RS-485/RS-422 Transceiver —
Number of Channels 3 3 (1 Tx + 1 Rx + iso)
Isolation Voltage 2500 Vrms 5000 Vrms
Data Rate 16 Mbps —
CMTI 25 kV/µs —
Supply Voltage (Logic Side) 5 V —
Supply Voltage (Bus Side) 5 V —
Driver Output Current ±60 mA —
Receiver Unit Load 1/8 —
Operating Temperature Range -40°C to +85°C -40°C to +105°C
Package 16-SOIC (0.295", 7.50mm Width) 16-lead SOIC-W (RW-16), 0.295" (7.50 mm) width
Mounting Type Surface Mount Surface Mount
RoHS Status Compliant Compliant (lead-free)
Standards Compliance ANSI/TIA/EIA RS-485-A-98, ISO 8482:1987 (E) ANSI TIA/EIA RS-485-A-1998; ISO 8482:1987(E)
Integrated Transformer Driver Yes —
Function — Isolated RS-485/RS-422 transceiver (full-/half-duplex)
ESD Protection (Bus Pins) — ±8 kV (HBM)
Data Rate (max) — 16 Mbps
Common-Mode Transient Immunity (CMTI) — 25 kV/µs
Supply Voltage (VDD, logic side) — 3.0 V to 5.5 V
Bus-side Supply — Internally generated from VDD (isolated DC/DC)
Number of Nodes on Bus — Up to 256 (1 unit load)
Isolation Technology — iCoupler® (chip-scale transformer)
MSL Level — [DATA_NEEDED: MSL rating per JEDEC J-STD-020]

Datasheets & Resources

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