ADC122S021CIMM

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ADC122S021CIMM

IC ADC 12BIT SAR 8VSSOP

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Specifications

Part Status Obsolete
Number of Bits 12
Sampling Rate (Per Second) 200k
Number of Inputs 2
Input Type Single Ended
Data Interface SPI, DSP
Configuration MUX-S/H-ADC
Ratio - S/H:ADC 1:1
Number of A/D Converters 1
Architecture SAR
Reference Type Supply
Voltage - Supply, Analog 2.7V ~ 5.25V
Voltage - Supply, Digital 2.7V ~ 5.25V
Operating Temperature -40°C ~ 85°C
Package / Case 8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
Supplier Device Package 8-VSSOP
Mounting Type Surface Mount
Base Product Number ADC122

Overview

Description

The ADC122S021CIMM is a precision analog-to-digital converter (ADC) from Texas Instruments. It is a 12-bit, 2-channel ADC designed for high-performance data acquisition systems. The device operates on a low power consumption architecture, making it ideal for battery-powered applications. It can convert signals at a rate of up to 200 kilosamples per second (kSPS) per channel. The ADC122S021CIMM uses a successive approximation register (SAR) architecture to achieve high accuracy and reliability in signal conversion.
This ADC operates with a single supply voltage ranging from 2.7V to 5.5V, offering flexibility in various system designs. It features a simple serial interface compatible with SPI, QSPI, and Microwire protocols, facilitating easy integration with microcontrollers and DSPs. The device is packaged in a small, 8-pin Mini SOIC (Small Outline Integrated Circuit) for space-constrained applications.
Its robust design and low power requirements make the ADC122S021CIMM suitable for applications in industrial control, consumer electronics, and sensor data acquisition systems.

Features

The ADC122S021CIMM is a 12-bit analog-to-digital converter (ADC) from Texas Instruments. It features a dual-channel input, allowing it to process two analog signals. The device operates with a low power consumption, making it suitable for battery-powered applications. It has a maximum sampling rate of 200 kilosamples per second (ksps), providing fast and accurate digital conversion of analog signals.
This ADC is designed to operate with a single power supply ranging from 2.7V to 5.25V, offering flexibility for different system requirements. The ADC122S021CIMM is known for its ease of use, with a straightforward serial interface that simplifies integration into various applications.
Its small footprint, available in an 8-pin MSOP package, makes it ideal for space-constrained designs. The device also includes features like a two-channel multiplexer, which enables it to select between two different input signals, and a reference voltage that can be supplied externally or generated internally.
Overall, the ADC122S021CIMM is suitable for applications in data acquisition, instrumentation, and portable devices where precise and efficient analog-to-digital conversion is necessary.

Package

The ADC122S021CIMM is a 2-channel, 12-bit analog-to-digital converter (ADC) in the MicroSOIC-8 package. This compact package type is designed for ease of use in space-constrained applications, offering efficient performance with a small footprint.

Pinout

The ADC122S021CIMM is a 12-bit, 2-channel Analog-to-Digital Converter (ADC) from Texas Instruments. It has an 8-pin package. Below is a concise description of its pin functions:
1. V_D (Pin 1): Digital supply voltage.
2. D_OUT (Pin 2): Serial data output.
3. SCLK (Pin 3): Serial clock input.
4. CS (Pin 4): Chip select, active low.
5. V_IN1 (Pin 5): Analog input channel 1.
6. V_IN0 (Pin 6): Analog input channel 0.
7. GND (Pin 7): Ground reference for the device.
8. V_A (Pin 8): Analog supply voltage.
The ADC122S021CIMM operates using a serial interface for communication, making it suitable for low-power and space-constrained applications.

Manufacturer

The ADC122S021CIMM is manufactured by Texas Instruments. Texas Instruments (TI) is an American technology company that designs and manufactures semiconductors and various integrated circuits. It is one of the largest semiconductor companies globally and is known for producing analog chips and embedded processors, which are used in a broad range of applications including industrial equipment, automotive systems, and personal electronics.

Application

The ADC122S021CIMM is a 12-bit analog-to-digital converter commonly used in applications requiring precise digital representations of analog signals. Key application areas include industrial automation, medical instrumentation, portable devices, and data acquisition systems. It is often employed in sensor interfacing, battery monitoring, and any application needing efficient power consumption and compact design. Its ability to operate in a wide temperature range makes it suitable for harsh environments.

Equivalent

The ADC122S021CIMM is a 12-bit, 2-channel analog-to-digital converter (ADC) from Texas Instruments. Equivalent products with similar specifications include:
1. Microchip Technology's MCP3202
2. Analog Devices' AD7940
3. Maxim Integrated's MAX11100
4. STMicroelectronics' ADC121S101
These alternatives may vary slightly in specifications, so it's important to review datasheets for precise compatibility.

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