ADS7138IRTER

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ADS7138IRTER

IC ADC 12BIT SAR 16WQFN

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사양

Part Status Active
Number of Bits 12
Number of Inputs 8
Input Type Single Ended
Data Interface I2C
Configuration MUX-ADC
Ratio - S/H:ADC 0:1
Number of A/D Converters 1
Architecture SAR
Reference Type External
Voltage - Supply, Analog 2.35V ~ 5.5V
Voltage - Supply, Digital 1.65V ~ 5.5V
Features Internal Oscillator
Operating Temperature -40°C ~ 125°C
Package / Case 16-WFQFN Exposed Pad
Supplier Device Package 16-WQFN (3x3)
Mounting Type Surface Mount
Base Product Number ADS7138
Grade Automotive
Qualification AEC-Q100

개요

Description

The ADS7138IRTER is a high-performance, 16-bit analog-to-digital converter (ADC) designed by Texas Instruments. It features a 1 MSPS (Mega Sample Per Second) sampling rate and operates with a voltage range of 1.8V to 5V. This ADC is equipped with an I2C-compatible digital interface, allowing easy integration into various microcontroller and digital signal processing systems.
Key specifications include low power consumption, typically around 500 µA, and a simple single-supply operation. It offers differential and single-ended input configurations, making it versatile for different applications. The ADS7138 is suitable for battery-operated devices, industrial applications, and precision measurement systems due to its low noise and high accuracy.
Typical use cases include sensor data acquisition, portable medical devices, and environmental monitoring. The ADS7138IRTER is available in a compact package, making it ideal for space-constrained designs. Overall, it is an excellent choice for applications requiring high-resolution and efficient data conversion.

Features

The ADS7138IRTER is a precision, 16-bit analog-to-digital converter (ADC) from Texas Instruments. Key features include:
1. Resolution: 16-bit conversion with a maximum sampling rate of 1 MSPS.
2. Input Range: Supports both unipolar and bipolar input configurations.
3. Low Power Consumption: Operates with low power, making it suitable for battery-operated devices.
4. SPI Interface: Uses a Serial Peripheral Interface (SPI) for easy integration with microcontrollers.
5. High Accuracy: Features low total unadjusted error (TUE) and excellent linearity.
6. Integrated Reference: Contains an on-chip voltage reference for simplified design.
7. Multiple Channels: Configurable for multiple input channels, enhancing versatility.
8. Temperature Range: Rated for operation from -40°C to +125°C, suitable for industrial applications.
9. Package: Available in a compact VQFN package for space-constrained designs.
These features make the ADS7138IRTER ideal for applications in industrial automation, medical devices, and data acquisition systems.

Package

The ADS7138IRTER is packaged in a VQFN (Very Thin Quad Flat No-lead) package, specifically a 16-pin format. This package type is designed for compactness and provides excellent thermal and electrical performance.

Pinout

The ADS7138IRTER is an 8-channel, 12-bit analog-to-digital converter (ADC) from Texas Instruments. It features a total of 32 pins. The primary functions of these pins include:
1. Power Supply Pins: VDD (power), GND (ground).
2. Input Pins: Multiple analog input channels (AIN0 to AIN7) for signal acquisition.
3. Digital Interface Pins: SPI interface pins (SCLK, SDI, SDO, CS) for communication with microcontrollers.
4. Control Pins: Pins for controlling the device operation, including RESET and CONFIG.
5. Reference Pins: A reference voltage input pin (VREF) for ADC operation.
The device is optimized for low power consumption and is suitable for various applications, including industrial, medical, and consumer electronics.

Manufacturer

The ADS7138IRTER is manufactured by Texas Instruments (TI), a prominent semiconductor company. Texas Instruments designs and produces a wide range of analog and digital semiconductor products, including integrated circuits (ICs), microcontrollers, and embedded processors. Established in 1930, TI is known for its innovations in signal processing, power management, and automation solutions. The company serves various industries, including automotive, industrial, consumer electronics, and communications, making it a key player in the global electronics market. Texas Instruments is also recognized for its commitment to research and development, consistently advancing technology to enhance performance and efficiency in electronic devices.

Application

The ADS7138IRTER is a precision, 16-bit analog-to-digital converter (ADC) typically used in applications such as industrial automation, medical instrumentation, data acquisition systems, and sensor interfacing. Its high-resolution and low power consumption make it suitable for portable devices, consumer electronics, and automotive applications, facilitating accurate signal conversion in various measurement and monitoring systems.

Equivalent

The ADS7138IRTER is a 16-bit, 1MSPS analog-to-digital converter (ADC) from Texas Instruments. Equivalent products include:
1. AD7606 - from Analog Devices
2. MCP3208 - from Microchip Technology
3. LTC1864 - from Analog Devices
4. ISL26102 - from Renesas
Always check datasheets for specific features and compatibility.

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