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ADS8345NB

Name: ADS8345NB
Rating: 4.7 (12 reviews)

IC ADC 16BIT SAR 20SSOP

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Mfr。パート #ADS8345NB
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仕様

Part Status	Active
Number of Bits	16
Sampling Rate (Per Second)	100k
Number of Inputs	4, 8
Input Type	Differential, Single Ended
Data Interface	SPI
Configuration	S/H-ADC
Ratio - S/H:ADC	1:1
Number of A/D Converters	1
Architecture	SAR
Reference Type	External
Voltage - Supply, Analog	2.7V ~ 3.6V, 5V
Voltage - Supply, Digital	2.7V ~ 3.6V, 5V
Operating Temperature	-40°C ~ 85°C
Package / Case	20-SSOP (0.209", 5.30mm Width)
Supplier Device Package	20-SSOP
Mounting Type	Surface Mount
Base Product Number	ADS8345

概要

Description

The ADS8345NB is a high-precision, 16-bit analog-to-digital converter (ADC) designed for applications requiring accurate and fast data conversion. It features a sampling rate of up to 100 kSPS and operates with a supply voltage of 2.7V to 5.25V, making it suitable for various power-sensitive applications.
Key features include a differential input, low power consumption, and a flexible serial interface compatible with SPI, facilitating easy integration into microcontroller systems. The device also offers built-in programmable gain amplifier (PGA) for signal conditioning, enhancing its versatility for different input ranges.
The ADS8345NB is ideal for applications in industrial automation, medical instrumentation, and data acquisition systems, providing high performance in terms of linearity, low noise, and minimal signal distortion. Its compact package and ease of use make it a preferred choice for engineers seeking reliable and accurate data conversion solutions.

Features

The ADS8345NB is a high-performance, 16-bit analog-to-digital converter (ADC) designed for precision applications. Key features include:
1. Resolution: 16-bit conversion for high accuracy.
2. Sampling Rate: Up to 1.5 MSPS for fast data acquisition.
3. Input Range: Supports a wide input voltage range, typically from 0 to VREF.
4. Reference Voltage: Internal and external reference options for flexibility.
5. Interface: SPI-compatible serial interface for easy integration with microcontrollers and digital systems.
6. Power Consumption: Low power operation, suitable for battery-powered applications.
7. Built-in Features: Includes internal digital filtering and supports a programmable gain amplifier (PGA) for signal conditioning.
8. Temperature Range: Industrial-grade temperature range for robust performance in various environments.
These features make the ADS8345NB ideal for applications in industrial automation, data acquisition systems, and instrumentation.

Package

The ADS8345NB is packaged in a TQFP (Thin Quad Flat Package) with a 32-pin configuration. This surface mount package is designed for ease of integration into circuits while providing a compact footprint.

Pinout

The ADS8345NB is a 16-bit, 4-channel analog-to-digital converter (ADC) from Texas Instruments, featuring a total of 28 pins. These pins serve various functions:
1. Power Supply: VREF, AVDD, and DVDD for power and reference voltage.
2. Analog Inputs: AIN0 to AIN3 for connecting analog signals.
3. Digital Interface: SPI-compatible digital inputs and outputs (DIN, DOUT, SCLK, CS).
4. Control Pins: CONVST for starting conversions, and GPIO for general purpose I/O.
5. Ground Pins: AGND and DGND for analog and digital ground connections.
The ADC supports single-ended input mode and offers features like internal reference and programmable gain, making it suitable for various applications in industrial and consumer electronics.

Manufacturer

The ADS8345NB is manufactured by Texas Instruments (TI), a leading semiconductor company. Texas Instruments designs and produces a wide range of electronic components, including analog and digital signal processing devices, microcontrollers, and integrated circuits. Founded in 1930, TI is known for its innovation in the field of electronics, particularly in analog technology and embedded processing solutions. The company serves various industries, including automotive, industrial, communications, and consumer electronics. TI is recognized for its commitment to quality and reliability in its products, making it a prominent player in the semiconductor market.

Application

The ADS8345NB is a 16-bit, 4-channel analog-to-digital converter (ADC) widely used in applications such as industrial automation, medical instrumentation, data acquisition systems, and audio processing. Its high-speed conversion and low power consumption make it suitable for precision measurement tasks, including sensor interfacing, process control, and instrumentation in both portable and stationary devices.

Equivalent

The ADS8345NB is a 16-bit, low-power, 4-channel analog-to-digital converter (ADC). Equivalent products include the LTC1865 from Analog Devices, AD7606 from Analog Devices, and MCP3564 from Microchip. Each offers similar functionality, with variations in power consumption, speed, and interface options. Always verify specifications to ensure compatibility with your application.