ADS8691IPWR

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ADS8691IPWR

IC ADC 18BIT SAR 16TSSOP

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Spécifications

Series ADS869x
Part Status Active
Number of Bits 18
Sampling Rate (Per Second) 1M
Number of Inputs 1
Input Type Differential, Pseudo-Differential, Single Ended
Data Interface SPI
Configuration PGA-ADC
Ratio - S/H:ADC 0:1
Number of A/D Converters 1
Architecture SAR
Reference Type Internal
Voltage - Supply, Analog 4.75V ~ 5.25V
Voltage - Supply, Digital 1.65V ~ 3.3V
Features Internal Oscillator
Operating Temperature -40°C ~ 125°C
Package / Case 16-TSSOP (0.173", 4.40mm Width)
Supplier Device Package 16-TSSOP
Mounting Type Surface Mount
Base Product Number ADS8691

Vue d'ensemble

Description

The ADS8691IPWR is a high-performance, 16-bit analog-to-digital converter (ADC) from Texas Instruments, designed for precision measurement applications. It features a simultaneous sampling capability with an integrated internal reference, making it suitable for applications that require high accuracy and low noise.
Key specifications include a sampling rate of up to 1 MSPS (megahertz), differential inputs, and multiple input voltage ranges. The device supports various communication interfaces, including SPI, facilitating easy integration into digital systems.
The ADS8691IPWR has built-in features such as programmable gain amplifiers (PGAs) and an internal oscillator, enhancing its versatility for various applications in industrial automation, medical devices, and data acquisition systems. Its low power consumption and compact package make it ideal for portable and battery-operated devices.
Overall, the ADS8691IPWR is an excellent choice for engineers seeking a reliable and efficient ADC for high-resolution measurement tasks.

Features

The ADS8691IPWR is a high-performance, low-power 16-bit, 1 MSPS analog-to-digital converter (ADC) from Texas Instruments. Key features include:
1. Resolution: 16-bit resolution provides high precision in data conversion.
2. Sampling Rate: 1 MSPS maximum sampling rate allows for high-speed data acquisition.
3. Input Range: Supports unipolar and bipolar input ranges, accommodating a variety of applications.
4. Differential Inputs: Offers differential input for improved noise immunity and common-mode rejection.
5. Low Power Consumption: Operates with low power, making it suitable for battery-operated devices.
6. Built-in Reference: Includes an internal voltage reference for simplified design.
7. Flexible Interface: Features a serial interface (SPI) for easy integration with microcontrollers and processors.
8. Integrated Features: Includes programmable gain amplifiers (PGA) for signal conditioning.
9. Temperature Range: Operates over an extended temperature range, suitable for industrial applications.
These features make the ADS8691IPWR ideal for precision data acquisition in industrial, medical, and automotive applications.

Package

The ADS8691IPWR is packaged in a TQFP (Thin Quad Flat Package) with a 32-pin configuration. This package type facilitates easy mounting on PCBs and provides good thermal performance.

Pinout

The ADS8691IPWR is a 16-bit, 1 MSPS, simultaneous sampling analog-to-digital converter (ADC) from Texas Instruments. It features a total of 28 pins.
Key functions of the pins include:
1. Analog Inputs: Four differential analog input channels (INP0, INN0; INP1, INN1; INP2, INN2; INP3, INN3) for simultaneous sampling.
2. Digital Interface: SPI-compatible interface pins (SCLK, DIN, DOUT, CS) for data communication.
3. Power Supply: VDD and GND pins for power connections.
4. Reference Voltage: VREF pin for external reference voltage.
5. Control Pins: Pins for configuration and control, including RESET, START, and other function pins to manage the operation of the ADC.
6. Clock Input: External clock input for operation timing.
This ADC is designed for a variety of applications requiring high-resolution data acquisition.

Manufacturer

The manufacturer of the ADS8691IPWR is Texas Instruments (TI). Texas Instruments is a multinational semiconductor company based in Dallas, Texas, known for designing and manufacturing a wide range of electronic components, including analog, embedded processing, and digital signal processing (DSP) devices. Founded in 1930, TI is a leading provider of semiconductor solutions for various industries, including automotive, industrial, communications, and consumer electronics. The ADS8691IPWR is a high-performance, 16-bit analog-to-digital converter (ADC) designed for precision applications, offering features like low power consumption and high speed. TI is recognized for its innovation in the semiconductor industry, contributing to advancements in technology and engineering solutions.

Application

The ADS8691IPWR is a high-precision, 16-bit analog-to-digital converter (ADC) primarily used in industrial automation, process control, and instrumentation applications. It is suitable for data acquisition systems, medical devices, and sensor interfacing. Its low-noise performance and wide input voltage range make it ideal for monitoring and controlling analog signals in various environments, including automotive systems and smart grid applications.

Equivalent

The ADS8691IPWR is a precision, low-power, 16-bit analog-to-digital converter (ADC). Equivalent products include the AD7730 from Analog Devices, the LTC2415 from Analog Devices, and the MCP3461 from Microchip. Each of these alternatives offers similar resolution and functionality, but specifications like sampling rate, power consumption, and interface may vary, so it's important to check datasheets for specific requirements.

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