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AD7716BSZ

Name: AD7716BSZ
Rating: 4.7 (12 reviews)

IC ADC 22BIT SIGMA-DELTA 44MQFP

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資料表 AD7716BSZ DataSheet
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規格

Part Status	Active
Number of Bits	22
Sampling Rate (Per Second)	2.2k
Number of Inputs	4
Input Type	Single Ended
Data Interface	SPI
Configuration	ADC
Number of A/D Converters	4
Architecture	Sigma-Delta
Reference Type	External
Voltage - Supply, Analog	5V
Voltage - Supply, Digital	5V
Features	Simultaneous Sampling
Operating Temperature	-40°C ~ 85°C
Package / Case	44-QFP
Supplier Device Package	44-MQFP (10x10)
Mounting Type	Surface Mount
Base Product Number	AD7716

概述

Description

The AD7716BSZ is a precision, low-power, Sigma-Delta analog-to-digital converter (ADC) designed for high-resolution data acquisition applications. It features a 16-bit resolution and can operate in dual-channel mode, allowing the simultaneous conversion of two input signals. The device utilizes a built-in programmable gain amplifier (PGA), enabling it to handle a wide range of input signal levels.
Key features include a low-noise architecture, digital filtering options, and a flexible SPI-compatible interface for easy integration with microcontrollers and digital systems. The AD7716 also supports various power modes, allowing for energy-efficient operation.
Applications include industrial process control, weigh scales, and sensor signal processing, where accurate and reliable measurements are critical. Its compact design and ease of use make it a popular choice in both consumer and industrial electronics.

Features

The AD7716BSZ is a precision, low-power, sigma-delta analog-to-digital converter (ADC) with the following key features:
1. Resolution: 16 bits.
2. Input Configuration: Dual-channel, differential or single-ended input.
3. Sampling Rate: Up to 10 kSPS.
4. Low Noise: High accuracy with low noise performance.
5. Reference Voltage: Internal and external reference options.
6. Power Supply: Operates on a single +5 V supply.
7. Digital Filter: Includes programmable digital filters to enhance noise performance.
8. Interface: SPI-compatible serial interface for data communication.
9. Temperature Range: Industrial temperature range (−40°C to +85°C).
10. Internal Calibration: On-chip calibration for offset and gain errors.
These features make the AD7716BSZ suitable for various applications, including weigh scales, industrial process control, and medical devices.

Package

The AD7716BSZ is packaged in a 24-lead SSOP (Shrink Small Outline Package) format.

Pinout

The AD7716BSZ is a sigma-delta analog-to-digital converter (ADC) with a pin count of 28.
Key functions of the pins include:
1. Power Supply: Pins for VDD (power) and GND (ground).
2. Analog Inputs: IN+ and IN- pins for differential analog input signals.
3. Digital Interface: Pins for SPI communication, including SCLK (serial clock), SDI (serial data input), SDO (serial data output), and CS (chip select).
4. Reference Voltage: VREF pin for connecting the external reference voltage.
5. Configurable Pins: Pins for configuring the device, including filter settings and output data format.
6. Clock Input: A pin for an external clock signal.
7. Status/Interrupt: Pins for interrupt and status signals to indicate data readiness.
The AD7716BSZ is designed for precision measurements in various applications, including industrial process control and instrumentation.

Manufacturer

The AD7716BSZ is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company headquartered in Norwood, Massachusetts, specializing in data conversion, signal processing, and analog technology. They design and produce a wide range of high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits. Their products serve various industries, including communications, automotive, healthcare, and industrial automation, providing solutions for precise measurement and signal processing applications.

Application

The AD7716BSZ is a low-power, 24-bit analog-to-digital converter (ADC) mainly used in precision measurement applications. Its application areas include industrial process control, medical instrumentation, portable data acquisition systems, weighing scales, and sensor interfacing for temperature, pressure, and strain measurements. Its high accuracy and low noise make it suitable for high-resolution data capture in diverse fields.

Equivalent

The AD7716BSZ is a precision analog-to-digital converter (ADC) with dual channel capabilities. Equivalent products include the ADS1232 from Texas Instruments, MCP3561 from Microchip, and INA226 from Texas Instruments. Other alternatives may be the LTC2440 from Analog Devices and the MAX11200 from Maxim Integrated. When selecting an equivalent, consider factors like resolution, sampling rate, and interface compatibility.