AD7676ASTZ

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AD7676ASTZ

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IC ADC 16BIT SAR 48LQFP

  • FabricanteAnalog Devices Inc.

  • Peça do Fabricante #AD7676ASTZ

  • Ficha Técnica AD7676ASTZ DataSheet

  • Em Estoque3318

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Especificações

Atributo Valor
Series PulSAR®
PartStatus Active
NumberofBits 16
SamplingRate(PerSecond) 500k
NumberofInputs 1
InputType Differential
DataInterface SPI, Parallel, DSP
Configuration S/H-ADC
Ratio-S/H:ADC 1:1
NumberofA/DConverters 1
Architecture SAR
ReferenceType External
Voltage-Supply,Analog 5V
Voltage-Supply,Digital 5V
OperatingTemperature -40°C ~ 85°C
Package/Case 48-LQFP
SupplierDevicePackage 48-LQFP (7x7)
MountingType Surface Mount
BaseProductNumber AD7676

Visão Geral

Description

The AD7676ASTZ is a high-performance, 16-bit analog-to-digital converter (ADC) from Analog Devices. It features a high sampling rate of up to 1 MSPS and operates on a dual-supply voltage, typically between 2.5V and 5V. The device utilizes a successive approximation architecture, ensuring excellent linearity and low noise, making it suitable for precision applications in industrial, medical, and communications systems.
Key features include a differential input structure, built-in sample-and-hold function, and a flexible digital interface supporting both parallel and serial communication modes. The AD7676ASTZ also incorporates extensive power management options, allowing users to optimize performance according to application needs.
With a low total harmonic distortion (THD) and a wide operating temperature range, the AD7676ASTZ is ideal for systems requiring accurate signal digitization in challenging environments. Overall, its combination of speed, resolution, and ease of integration makes it a popular choice for engineers seeking reliable ADC solutions.

Equivalent

The AD7676ASTZ is a 16-bit, 1 MSPS analog-to-digital converter (ADC) from Analog Devices. Equivalent products include the Texas Instruments ADS8320, Microchip MCP3201, and Maxim Integrated MAX11614. Other alternatives may include the LTC1867 from Analog Devices and the NXP LPC1114 with ADC capabilities. When selecting equivalents, consider specifications such as resolution, sampling rate, interface type, and power requirements.

Features

The AD7676ASTZ is a high-speed, 16-bit, successive approximation register (SAR) analog-to-digital converter (ADC) designed for a variety of applications. Key features include:
1. Sampling Rate: Up to 1 MSPS (megasample per second).
2. Resolution: 16-bit resolution with integral nonlinearity (INL) of ±1 LSB (least significant bit).
3. Input Range: Supports a bipolar input range of ±10 V.
4. Power Supply: Operates on a single +5 V supply, with a low power consumption of around 30 mW.
5. Differential Inputs: Offers differential input architecture for improved noise performance.
6. Built-in Reference: Integrated voltage reference simplifies design and reduces external components.
7. Flexible Interface: Compatible with SPI (Serial Peripheral Interface) for easy data communication.
8. Temperature Range: Specified for operation from -40°C to +85°C.
This makes the AD7676ASTZ suitable for applications in industrial control, medical instrumentation, and data acquisition systems.

Pinout

The AD7676ASTZ is a 16-bit, 1 MSPS, analog-to-digital converter (ADC) with a pin count of 32.
Key functions of its pins include:
- Analog Input Pins (VINA, VINB): These are the differential inputs for the ADC.
- Reference Voltage Pins (VREF+ and VREF-): Define the reference voltage range for the ADC.
- Digital Output Pins (DB0-DB15): These provide the converted digital output data.
- Control Pins (CONVST, SCLK, CS, RD): Used for initiating conversions and controlling the readout of data.
- Power Supply Pins (AVDD, DVDD, AGND, DGND): Supply voltages and ground references for the analog and digital circuits.
- Mode Select Pins (MODE): Select between different operating modes.
The AD7676ASTZ offers features such as low power consumption, high-speed operation, and flexibility in interfacing with microcontrollers and digital signal processors.

Manufacturer

The AD7676ASTZ is manufactured by Analog Devices, Inc. Analog Devices is a multinational technology company that specializes in the design, manufacture, and marketing of 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 telecommunications, automotive, industrial automation, healthcare, and consumer electronics.
The company is known for its innovative solutions in high-performance signal processing, enabling various applications such as data conversion, sensors, and power management. Analog Devices is recognized for its commitment to quality and performance in the semiconductor industry, providing advanced technology that facilitates the development of sophisticated electronic systems.

Application

The AD7676ASTZ is a high-performance, 16-bit analog-to-digital converter (ADC) primarily used in applications requiring high precision and speed. Key application areas include:
1. Medical Imaging: For ultrasound and MRI systems where accurate signal processing is critical.
2. Industrial Automation: In process control and instrumentation for precise measurements.
3. Data Acquisition Systems: Used in various scientific and engineering applications for collecting and analyzing data.
4. Communication Systems: In baseband processing for wireless and wired communications.
5. Automotive Systems: For monitoring and control in advanced driver-assistance systems (ADAS).
Its low power consumption and high accuracy make it suitable for these diverse fields.

Package

The AD7676ASTZ is packaged in a 16-lead LFCSP (Lead Frame Chip Scale Package) with a size of 4 mm × 4 mm. This type of package is designed for enhanced thermal performance and compact integration in applications.

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