AD7887ARM - Analog Devices Inc.

Manufacturer Part Number

AD7887ARM

Manufacturer

analog-devices

Introduction

The AD7887ARM is a high-performance, 12-bit analog to digital converter designed for data acquisition systems. It operates with a single or dual input mode and incorporates a multiplexed sample-and-hold circuit.

Product Features and Performance

12-bit resolution

Sampling Rate of 125 kSPS

Single or Dual input mode

SPI and DSP compatible data interfaces

SAR (Successive Approximation Register) architecture

Input Type: Single Ended

Reference Type: Can use either external or internal references

Support Input voltage ranges from 2.7V to 5.25V

Product Advantages

High-resolution ADC enhances accuracy in readings

Flexible power requirements accommodate various supply voltages

Multiplexed sample-and-hold feature saves on additional component requirements

Compact 8-MSOP package suitable for space-constrained applications

Key Technical Parameters

Number of Bits: 12

Sampling Rate (Per Second): 125k

Number of Inputs: 1, 2

Input Type: Single Ended

Voltage - Supply, Analog: 2.7V ~ 5.25V

Voltage - Supply, Digital: 2.7V ~ 5.25V

Operating Temperature: -40°C ~ 125°C

Quality and Safety Features

Operating temperature range ensures reliability under extreme conditions

Compatibility

Compatible with SPI and DSP interfaces, ensuring easy integration with most microcontrollers and digital signal processors

Application Areas

Industrial automation

Consumer Electronics

Data logging systems

Communication systems

Product Lifecycle

Status: Obsolete

Note: Users may need to consider replacements or upgrade options as this model is no longer being produced.

Several Key Reasons to Choose This Product

High sampling rate suitable for high-speed signal applications

Dual input flexibility allows for expanded application use

Broad power supply range makes it adaptable to various operating environments

Compact and robust packaging ensures durability and space efficiency

Integrated features like internal reference reduce overall system complexity