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AD7894ARZ-10

Name: AD7894ARZ-10
Rating: 4.7 (12 reviews)

IC ADC 14BIT SAR 8SOIC

メーカー
Mfr。パート #AD7894ARZ-10
パッケージ SOIC-8
データシート
在庫中6066

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仕様

Package	Tube
ProductStatus	Active
NumberofBits	14
SamplingRate(PerSecond)	200k
NumberofInputs	1
InputType	Single Ended
DataInterface	SPI
Configuration	S/H-ADC
Ratio-S/H:ADC	1:1
NumberofA/DConverters	1
Architecture	SAR
ReferenceType	External
Voltage-SupplyAnalog	5V
Voltage-SupplyDigital	5V
OperatingTemperature	-40°C ~ 85°C
Package/Case	8-SOIC (0.154, 3.90mm Width)
SupplierDevicePackage	8-SOIC

概要

Description

The AD7894ARZ-10 is a high-speed, 12-bit Analog-to-Digital Converter (ADC) from Analog Devices, designed for applications requiring precise signal conversion in a compact package. It operates with a 2.5V reference voltage and features a sampling rate of up to 1 MSPS (Mega Samples Per Second). The device includes a serial interface for easy communication with microcontrollers and digital signal processors.
Key features include low power consumption, differential input capability, and a built-in track-and-hold circuit, ensuring high accuracy and low noise in signal conversion. The AD7894ARZ-10 is ideal for applications in industrial automation, medical instrumentation, and data acquisition systems where speed and precision are crucial.
With its high performance and ease of integration, the AD7894ARZ-10 is a popular choice among engineers looking for reliable ADC solutions in demanding environments.

Features

The AD7894ARZ-10 is a 16-bit Analog-to-Digital Converter (ADC) designed for high-speed, high-resolution applications. Key features include:
1. Resolution: 16-bit conversion with a sampling rate of up to 1 MSPS (Mega Samples Per Second).
2. Input Voltage Range: Supports a wide input voltage range, typically 0 to VREF.
3. Interface: Offers a parallel interface for easy connection to microcontrollers or digital signal processors.
4. Low Power Consumption: Operates on a low power supply, making it suitable for battery-powered applications.
5. Internal Reference: Features an internal voltage reference with options for external reference connection.
6. Differential Input: Accepts differential input signals, improving noise immunity and accuracy.
7. Multiple Channel Support: Can be configured for multiple input channels, allowing versatile applications.
These attributes make the AD7894ARZ-10 ideal for data acquisition systems, industrial process control, and medical instrumentation.

Package

The AD7894ARZ-10 is packaged in a 20-lead TSSOP (Thin Shrink Small Outline Package), which is designed for efficient space utilization in electronic circuits.

Pinout

The AD7894ARZ-10 is a 12-bit, successive approximation analog-to-digital converter (ADC) with a pin count of 28.
Key functions of its pins include:
1. Power Supply Pins: VDD (power supply) and VSS (ground).
2. Analog Input Pins: Multiple analog input channels for signal sampling.
3. Digital Interface Pins: Serial data output, including DOUT and SDI for data communication.
4. Control Pins: CS (chip select), SCLK (serial clock), and CONVST (conversion start) for controlling the operation of the ADC.
5. Reference Pins: VREF for external reference voltage to set the full-scale range.
The AD7894ARZ-10 is known for its high-speed performance, making it suitable for applications requiring precise signal conversion.

Manufacturer

The AD7894ARZ-10 is manufactured by Analog Devices, Inc. (ADI), a semiconductor company specializing in high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits. Founded in 1965, Analog Devices is known for its innovations in signal processing technology and offers a wide range of products, including data converters, amplifiers, and sensors used in various applications such as industrial automation, automotive systems, and telecommunications. The company focuses on providing solutions that enhance the performance and efficiency of electronic devices across multiple sectors.

Application

The AD7894ARZ-10 is a 12-bit, successive approximation analog-to-digital converter (ADC) widely used in industrial applications, medical devices, and portable instrumentation. Its application areas include data acquisition systems, process control, sensor interfacing, and audio signal processing. The device's high accuracy and low power consumption make it suitable for battery-operated equipment and telemetry systems.

Equivalent

The AD7894ARZ-10 is a 12-bit analog-to-digital converter (ADC) from Analog Devices. Equivalent products include the LTC1864 from Analog Devices, the MCP3204 from Microchip, and the ADS8320 from Texas Instruments. When choosing an equivalent, consider specifications like resolution, sampling rate, and interface type to ensure compatibility with your application.