Manufacturer Part Number
ADS7822P
Manufacturer
Texas Instruments
Introduction
The ADS7822P is a high-speed, precision, 12-bit Analog to Digital Converter (ADC) from Texas Instruments featuring a low-power design suitable for battery-powered applications and data acquisition systems.
Product Features and Performance
12-bit resolution
200k samples per second
Single pseudo-differential input
Serial Peripheral Interface (SPI) for data output
Sample-and-Hold ADC with 1:1 ratio
Single SAR ADC architecture
Compatible with external reference voltage
Product Advantages
Low power consumption supporting battery-operated devices
High-speed sampling suitable for fast signal acquisition
Pseudo-differential input reduces common-mode noise
SPI interface for simple connectivity to microcontrollers
Through hole mounting for easy assembly and prototyping
Key Technical Parameters
Resolution: 12-bit
Sampling Rate: 200k SPS
Number of Inputs: 1
Input Type: Pseudo-Differential
Data Interface: SPI
ADC Architecture: SAR
Supply Voltage, Analog: 2.7V to 3.6V, 5V
Supply Voltage, Digital: 2.7V to 3.6V, 5V
Operating Temperature Range: -40°C to 85°C
Quality and Safety Features
Built-in over-temperature protection
Robust interface with error detection capabilities
Compatibility
Standard SPI communication protocol
Can interface with various microcontroller units or digital signal processors
Compatible with bipolar and unipolar signal types
Application Areas
Battery-powered devices
Portable instrumentation
Data monitoring systems
Industrial process control
Product Lifecycle
Current Status: Obsolete
Product may be at the end of its lifecycle with limited availability, and customers should look for replacements or upgrades.
Several Key Reasons to Choose This Product
Exceptional balance of power efficiency and high-speed sampling
Consistent performance under a wide range of operating temperatures
Ease of integration with existing systems via SPI interface
Flexible supply voltage compatibility ensuring adaptability to various power designs
Pseudo-differential input aiding in noise reduction for accurate conversions
ADS7822EBBURR-BROWN
ADS7822ETexas Instruments