Manufacturer Part Number
ADS7957QDBTRQ1
Manufacturer
Texas Instruments
Introduction
The ADS7957QDBTRQ1 is a high-performance, automotive-grade 10-bit Analog to Digital Converter (ADC) with a fully differential or pseudo-differential input. It combines a multichannel, programmable gain amplifier, and a SAR ADC in a single device.
Product Features and Performance
10-bit resolution
1M samples per second sampling rate
16 single-ended input channels
SPI data interface for easy connectivity
Integrated MUX, PGA, Sample-and-Hold, and ADC for simplified design
Support for external reference voltage
Programmable gain amplifier for signal conditioning
Operates with analog supply voltages from 2.7V to 5.25V, and digital supply from 1.7V to 5.25V
Temperature range from -40°C to 125°C ensuring reliability in harsh environments
Product Advantages
High integration reduces component count and system complexity
Flexible programming of channel sequences through SPI
Enhanced signal measurement accuracy through programmable gain
Wide voltage range compatibility ensures ease of use in various automotive applications
Designed to meet AEC-Q100 automotive standards for reliability
Key Technical Parameters
Number of Bits: 10
Sampling Rate: 1M samples per second
Number of Inputs: 16
Input Type: Single Ended
Architecture: SAR
Reference Type: External
Voltage Supply, Analog: 2.7V to 5.25V
Voltage Supply, Digital: 1.7V to 5.25V
Operating Temperature: -40°C to 125°C
Package: 38-TFSOP
Quality and Safety Features
AEC-Q100 qualified for automotive applications
Rugged temperature range endurance
Highly reliable SAR architecture
Compatibility
SPI interface for broad microcontroller and microprocessor compatibility
Flexible power supply requirements compatible with most automotive power systems
Application Areas
Automotive sensor data acquisition
Battery management systems
Industrial control systems
Portable and battery-powered equipment
Product Lifecycle
Status: Active
This product is currently in production and is not near discontinuation. Replacements or upgrades may become available but are not necessary at this time.
Several Key Reasons to Choose This Product
Advanced integration enables compact and efficient system design.
High sampling rate suitable for demanding applications.
The wide input voltage range and programmable gain allow flexible adaptation to different signal levels.
Robust design qualified for automotive applications ensures reliability and longevity.
Easy interfacing with most microcontrollers through SPI enhances system design flexibility.
ADS7955SDBTRTexas InstrumentsIC ADC 10BIT SAR 30TSSOP
ADS7956SRHBRTexas InstrumentsIC ADC 10BIT SAR 32VQFN