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AD7679ASTZ

Name: AD7679ASTZ
Rating: 4.7 (12 reviews)

IC ADC 18BIT SAR 48LQFP

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Mfr.부분 #AD7679ASTZ
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데이터시트 AD7679ASTZ DataSheet
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사양

Series	PulSAR®
Part Status	Active
Number of Bits	18
Sampling Rate (Per Second)	570k
Number of Inputs	1
Input Type	Differential
Data Interface	SPI, Parallel, DSP
Configuration	S/H-ADC
Ratio - S/H:ADC	1:1
Number of A/D Converters	1
Architecture	SAR
Reference Type	External, Internal
Voltage - Supply, Analog	5V
Voltage - Supply, Digital	5V
Operating Temperature	-40°C ~ 85°C
Package / Case	48-LQFP
Supplier Device Package	48-LQFP (7x7)
Mounting Type	Surface Mount
Base Product Number	AD7679

개요

Description

The AD7679ASTZ is a high-performance, 16-bit, analog-to-digital converter (ADC) designed for applications requiring precision data acquisition. It features a sampling rate of up to 1 MSPS and operates on a low power supply voltage of 2.5V. The device employs a successive approximation register (SAR) architecture, which allows for fast and accurate conversion of analog signals into digital form.
Key features include a differential input configuration, programmable gain amplifiers (PGAs), and low noise performance, making it suitable for applications in medical imaging, industrial automation, and instrumentation. The AD7679ASTZ also includes a built-in reference voltage and supports both serial and parallel data output interfaces, enhancing its versatility.
In summary, the AD7679ASTZ is ideal for high-speed, high-precision applications, providing reliable performance while maintaining low power consumption.

Features

The AD7679ASTZ is a high-performance, 18-bit analog-to-digital converter (ADC) designed for low power consumption and high speed. Key features include:
1. Sampling Rate: Up to 1 MSPS, suitable for demanding applications.
2. Resolution: 18-bit resolution, providing excellent accuracy and precision.
3. Input Range: Differential input range of ±10 V, allowing for a wide range of signal levels.
4. Low Power: Consumes only 20 mW at 1 MSPS, making it energy-efficient.
5. Built-in Reference: Includes a 2.5 V reference for improved stability and ease of use.
6. Digital Output Interface: Supports both parallel and serial (SPI-compatible) output formats.
7. Low Latency: Fast conversion time and low latency, suitable for real-time applications.
8. Built-in Features: Includes features like on-chip calibration and a high-speed, low-noise architecture.
These features make the AD7679ASTZ ideal for applications in industrial automation, medical imaging, and data acquisition systems.

Package

The AD7679ASTZ is packaged in a 32-lead LFCSP (Lead Frame Chip Scale Package) with a size of 5mm x 5mm. This package type is designed for compact applications, providing a low profile and efficient thermal performance.

Pinout

The AD7679ASTZ is a 16-bit, dual-channel, successive approximation ADC (Analog-to-Digital Converter) with a total of 28 pins.
Pin Functions:
- Power Supply Pins: VDD, VIO for power.
- Analog Input Pins: AIN1, AIN2 for differential voltage inputs.
- Reference Input: VREF for setting the reference voltage.
- Digital Interface: Includes pins like SDO (Serial Data Output), SDI (Serial Data Input), SCLK (Serial Clock), and CS (Chip Select) for SPI communication.
- Control Pins: CONVST (Convert Start), which initiates conversion, and several other pins for settings and configuration.
- Ground Pins: DGND and AGND for digital and analog ground references.
The AD7679 operates at high speed with low power consumption and is designed for applications needing high precision and accuracy in data conversion.

Manufacturer

The AD7679ASTZ is manufactured by Analog Devices, Inc. Analog Devices is a multinational company that specializes in designing and manufacturing a wide range of analog, mixed-signal, and digital signal processing (DSP) integrated circuits. Founded in 1965 and headquartered in Norwood, Massachusetts, Analog Devices serves various industries, including communications, automotive, healthcare, and industrial automation, providing solutions for high-performance signal processing and data conversion applications. The AD7679 is a high-speed, 16-bit analog-to-digital converter (ADC) known for its performance in applications requiring precise data acquisition.

Application

The AD7679ASTZ is a 16-bit, 1 MSPS analog-to-digital converter (ADC) primarily used in applications such as industrial process control, medical imaging, data acquisition systems, telecommunications, and instrumentation. Its high-speed performance and precision make it suitable for capturing fast-changing signals in various embedded systems and sensor interfaces.

Equivalent

The AD7679ASTZ is a 16-bit, 1 MSPS ADC. Equivalent products include the following:
1. MAX11131 - 16-bit, 1 MSPS ADC from Maxim Integrated.
2. MCP3201 - 12-bit, 1 MSPS ADC from Microchip.
3. LTC1867 - 16-bit, 1 MSPS ADC from Analog Devices.
4. ADS8320 - 16-bit, 1 MSPS ADC from Texas Instruments.
These alternatives might differ in specifications, such as resolution and sample rates, so check datasheets for specific requirements.