Model No: MAX182AEWI+T

Analog Devices Inc./Maxim Integrated MAX182AEWI+T

Manufacturer: Analog Devices Inc./Maxim Integrated
SEMICON NO.: MAX182AEWI+T
Package: 28-SOIC
Stock: In stock
Description: 12 Bit Analog to Digital Converter 4 Input 1 SAR
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 Mfr  Analog Devices Inc./Maxim Integrated 
 Device Type Analog-to-Digital Converter (ADC)    
 Architecture Successive Approximation Register (SAR) 
 Resolution (Bits)   12-bit  
 Number of Channels  4 (multiplexed) 
 Sampling Rate   17 ksps
 Input Voltage Range   ±5V (Max ±5V, Min -5V) 
 Power Dissipation  1000 mW (1W)  
 Analog Supply Voltage (Vcc)   ±5V, 11.4V to 15.75V
 Digital Supply Voltage   5V    
 Supply Current (Max) 10 mA  
 Operating Temperature -40°C to +85°C
 Package 28-SOIC
 Mounting Type Surface Mount
 Compliance    
 RoHS Compliant
MAX182AEWI+T 4-Channel, 12-Bit ADC
The MAX182AEWI+T​ is a high-precision, 12-bit analog-to-digital converter (ADC) from Analog Devices (formerly Maxim Integrated), designed for industrial and instrumentation applications requiring accurate multi-channel data acquisition. It features a 4-channel input multiplexer, a built-in track-and-hold (T/H) circuit, and a flexible reference system, all housed in a compact 28-pin SOIC-W package. This device operates on a dual supply system (typically ±5V for analog and +5V for digital) and is specified for the industrial temperature range of -40°C to +85°C, making it suitable for harsh environments. With a conversion rate of up to 17 kSPS, it provides reliable performance for systems that need to digitize multiple sensor signals with high linearity and low noise. 
Analog-to-Digital Converter Key Features
The MAX182AEWI+T is built on a successive-approximation register (SAR) architecture, known for its low latency and deterministic response. It offers a 12-bit resolution with no missing codes, ensuring full accuracy across its operating range. A key feature is its calibrated​ design, which includes on-chip auto-calibration circuits to minimize offset and gain errors, providing excellent DC accuracy without requiring external trimming. The device supports both internal and external reference options, with a typical reference voltage of 5V. It features a parallel data interface for fast data transfer to microprocessors or DSPs. The device is designed for low power consumption, with a typical power dissipation of around 100mW, and includes a power-down mode to conserve energy in battery-operated systems. 
Alternative 12-bit ADC Models
● Texas Instruments ADS7809P:​ A 12-bit, 10µs SAR ADC with a similar ±5V supply range and parallel interface, offering a direct functional replacement for many applications.
● Analog Devices AD7892ANZ-1:​ A 12-bit, 600 kSPS ADC with a faster conversion rate and serial interface, suitable for space-constrained designs requiring high speed.
● Microchip MCP3204-CI/P:​ A 12-bit, 100 kSPS ADC with a 4-channel input and SPI interface, providing a low-cost, low-power alternative for microcontroller-based systems.