Manufacturer Part Number
ADS7946SRTER
Manufacturer
Texas Instruments
Introduction
The ADS7946SRTER is a compact, high-speed, 14-bit analog-to-digital converter featuring a fully differential input and low power consumption designed for data acquisition in a variety of systems.
Product Features and Performance
14-bit resolution
2 MSPS (Megabits per second) sampling rate
Dual single-ended inputs
Serial Peripheral Interface (SPI)
Multiplexer with sample-and-hold (MUX-S/H-ADC)
Single SAR A/D converter
Successive Approximation Register (SAR) architecture
Supports external reference voltage
Analog supply voltage range: 2.7V to 5.25V
Digital supply voltage range: 1.65V to 5.25V
Operational temperature range: -40°C to 125°C
Product Advantages
High resolution and fast sampling rate for precise data acquisition
Single-ended input compatibility for easier integration
Low power consumption suitable for battery-powered applications
Flexible voltage supply range to accommodate various system designs
SPI interface ensures easy digital communication
Wide operational temperature range for use in harsh environments
Key Technical Parameters
Number of Bits: 14
Sampling Rate: 2M samples per second
Number of Inputs: 2
Input Type: Single Ended
Data Interface: SPI
Configuration: MUX-S/H-ADC
Ratio - S/H:ADC: 1:1
Number of A/D Converters: 1
Architecture: SAR
Reference Type: External
Quality and Safety Features
Robust WFQFN 16-pin package
High-temperature endurance up to 125°C
Compatibility
SPI interface for compatibility with most microcontrollers
Surface Mount for PCB integration
Application Areas
Medical Imaging
Industrial Control Systems
Portable Instrumentation
Data Acquisition Systems
Communication Systems
Product Lifecycle
Active Product Status
Not nearing discontinuation
Replacements or upgrades are available through Texas Instruments product portfolio
Several Key Reasons to Choose This Product
High-performance SAR ADC with fast data acquisition capability
Versatile for both battery-powered and line-powered systems
Durable and reliable over a wide temperature range, making it suitable for industrial applications
Ease of digital integration with common microcontroller interfaces
Supported by Texas Instruments' comprehensive technical resources and customer support
Ideal for precision measurement and real-time processing tasks in advanced electronics systems
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