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AD7891YSZ-1

Name: AD7891YSZ-1
Rating: 4.7 (12 reviews)

IC DAS 12BIT 500K 44MQFP

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製造商。部分 #AD7891YSZ-1
包 QFP-44
資料表 AD7891YSZ-1 DataSheet
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規格

Package	Bulk,Tray
ProductStatus	Active
Type	Data Acquisition System (DAS)
NumberofChannels	8
Resolution(Bits)	12 b
SamplingRate(PerSecond)	500k
DataInterface	Serial, Parallel
VoltageSupplySource	Single Supply
Voltage-Supply	5V
OperatingTemperature	-55°C ~ 105°C
MountingType	Surface Mount
Package/Case	44-QFP

概述

Description

The AD7891YSZ-1 is a high-performance, successive approximation analog-to-digital converter (ADC) designed by Analog Devices. It features a 12-bit resolution and operates at a maximum sampling rate of 100 kSPS. This ADC is particularly notable for its low power consumption and ability to interface with microcontrollers via a serial interface.
The device includes an internal track-and-hold circuit that ensures accurate sampling of the input signal, making it suitable for a wide range of applications including industrial automation, medical instrumentation, and portable devices. Its input voltage range typically spans from 0 to 5V, and it offers features such as a built-in reference voltage and a differential input configuration.
With its compact size and robust performance, the AD7891YSZ-1 is ideal for applications requiring precise data acquisition in environments with limited power and space.

Features

The AD7891YSZ-1 is a high-performance, 12-bit analog-to-digital converter (ADC) designed for precision applications. Key features include:
- Resolution: 12 bits with a single-ended input.
- Sampling Rate: Capable of up to 1 MHz.
- Reference Voltage: Internal reference with options for external reference to enhance accuracy.
- Input Range: Supports a wide input voltage range.
- Interface: Serial interface (SPI-compatible) for easy integration with microcontrollers and digital systems.
- Low Power Consumption: Designed for low power operation, making it suitable for battery-powered applications.
- Temperature Range: Operates within a commercial temperature range of -40°C to +85°C.
- Performance: Features low noise and high linearity, ensuring accurate conversion of analog signals.
- Package: Available in a compact LFCSP (Lead Frame Chip Scale Package).
Overall, the AD7891YSZ-1 is ideal for applications such as industrial process control, medical instrumentation, and data acquisition systems.

Package

The AD7891YSZ-1 is packaged in a 16-lead LFCSP (Lead Frame Chip Scale Package) with a size of 4mm x 4mm. This compact package type is designed for efficient thermal performance and space-saving in electronic applications.

Pinout

The AD7891YSZ-1 is a 12-bit analog-to-digital converter (ADC) with a 16-pin TSSOP package. Its pin count is 16.
The key functions of its pins are as follows:
1. VDD: Power supply.
2. GND: Ground reference.
3. VIN+: Positive analog input.
4. VIN-: Negative analog input.
5. DB0 to DB11: Digital output data (12 bits).
6. BUSY: Indicates conversion status.
7. CS: Chip select for enabling the device.
8. WR: Write signal to initiate a conversion.
9. RD: Read signal for data output.
10. CLK: Clock input for synchronization.
11. REF: Reference voltage input for ADC operation.
12. SCLK: Serial clock for data transfer in serial mode (if applicable).
The device provides a high-speed and precise conversion ideal for data acquisition systems.

Manufacturer

The AD7891YSZ-1 is manufactured by Analog Devices, Inc. (ADI), a well-established company specializing in data conversion, signal processing, and analog technology. Founded in 1965, Analog Devices is known for its high-performance integrated circuits (ICs) that enable real-world signal processing in various applications, including industrial, automotive, healthcare, and consumer electronics. The company focuses on innovation and quality, providing solutions for complex electronic challenges. Its products are widely used in sectors requiring precision and reliability, making ADI a key player in the semiconductor industry.

Application

The AD7891YSZ-1 is a high-speed, 12-bit analog-to-digital converter (ADC) commonly used in applications such as industrial automation, medical instrumentation, data acquisition systems, and communications. Its features make it suitable for precise measurements in signal processing, motor control, and sensor interfacing, particularly in environments requiring high accuracy and fast conversion rates.

Equivalent

The AD7891YSZ-1 is a 12-bit analog-to-digital converter (ADC) from Analog Devices. Equivalent products include the following:
1. MCP3201 - Microchip Technology
2. LTC1864 - Analog Devices
3. ADS7816 - Texas Instruments
4. MAX11100 - Maxim Integrated
These alternatives offer similar resolution and performance characteristics, but specific features may vary. Always check datasheets for compatibility.