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AD7843ARUZ

Name: AD7843ARUZ
Rating: 4.7 (12 reviews)

IC SCREEN CNTRL 12BIT 16TSSOP

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資料表 AD7843ARUZ DataSheet
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規格

Part Status	Active
Touchscreen	4 Wire Resistive
Resolution (Bits)	12 b
Interface	Serial
Voltage Reference	External
Voltage - Supply	2.2V ~ 5.25V
Operating Temperature	-40°C ~ 85°C
Mounting Type	Surface Mount
Package / Case	16-TSSOP (0.173", 4.40mm Width)
Supplier Device Package	16-TSSOP
Base Product Number	AD7843

概述

Description

The AD7843ARUZ is a high-performance digital-to-analog converter (DAC) developed by Analog Devices. It features a 12-bit resolution and is designed for precision applications requiring accurate signal generation. The device operates over a wide supply voltage range, typically from 2.5V to 5.5V, making it suitable for both battery-powered and fixed-voltage systems.
Key features include a serial interface for easy communication with microcontrollers or digital signal processors, low power consumption, and fast settling time. The AD7843ARUZ also has built-in reference voltages that simplify design requirements. Its compact package (often in a 20-lead TSSOP) allows for space-saving designs in portable electronics.
Applications of the AD7843ARUZ span industrial automation, audio equipment, and instrumentation, where precise voltage output is critical. Its robust performance and reliability make it a popular choice for engineers seeking to implement high-quality analog signals in their designs.

Features

The AD7843ARUZ is a high-speed, 12-bit, digital-to-analog converter (DAC) featuring the following key features:
1. Resolution: 12-bit resolution for precise output.
2. Speed: Fast conversion rate, typically up to 1 MSPS (Mega Samples Per Second).
3. Output Range: Supports both unipolar and bipolar output configurations.
4. Interface: Serial interface using a 3-wire SPI-compatible communication for easy integration.
5. Low Power: Operates with low supply current, ideal for battery-powered applications.
6. Temperature Range: Extended operating temperature range for industrial applications.
7. Integrated Reference: Includes a voltage reference for stable output performance.
8. Settling Time: Fast settling time, ensuring quick response to input changes.
9. Package: Available in a compact 28-lead TSSOP package, suitable for space-constrained designs.
These features make the AD7843ARUZ suitable for a variety of applications, including industrial automation, data acquisition systems, and audio processing.

Package

The AD7843ARUZ is packaged in a 16-lead TSSOP (Thin Shrink Small Outline Package). This type of package is designed for surface mount applications, offering a compact footprint suitable for space-constrained designs.

Pinout

The AD7843ARUZ is a 14-bit, serial input digital-to-analog converter (DAC) with a pin count of 20. It is designed for applications requiring precise analog output, such as telecommunications and instrumentation.
The main functions of its pins are as follows:
1. Power Supply: VDD (Pin 1) for positive voltage; VSS (Pin 20) for ground.
2. Digital Inputs:
- Data Input (DIN - Pin 2)
- Clock Input (SCLK - Pin 3)
- Chip Select (CS - Pin 4) to enable communication.
3. Analog Outputs:
- Output Voltage (VOUT - Pins 5 to 14).
4. Reference Voltage: REF (Pin 15) for setting the output range.
5. Control Inputs: Various control pins for configuration and operation (e.g., LDAC - Pin 16 for load data).
6. Miscellaneous: Pins for setting data format and addressing.
Overall, the AD7843ARUZ provides high precision in digital-to-analog conversion with robust interfacing capabilities.

Manufacturer

The AD7843ARUZ is manufactured by Analog Devices, Inc. Analog Devices is a multinational company specializing in the design and manufacture of high-performance analog, mixed-signal, and digital signal processing integrated circuits (ICs). Founded in 1965, the company focuses on serving various markets, including telecommunications, automotive, industrial automation, and healthcare. Their products are widely used in applications that require precision signal processing, such as data acquisition systems, control systems, and instrumentation.

Application

The AD7843ARUZ is a 12-bit digital-to-analog converter (DAC) commonly used in applications such as industrial automation, process control, instrumentation, and audio systems. It is suitable for generating analog signals in programmable gain amplifiers, waveform generation, and calibration in electronic measurement systems. Its precision and low noise make it ideal for applications requiring accurate analog output.

Equivalent

The AD7843ARUZ is a 12-bit digital-to-analog converter (DAC). Equivalent products include the MCP4922 from Microchip, the LTC1252 from Analog Devices, and the DAC7565 from Texas Instruments. These alternatives offer similar specifications in terms of resolution and performance, but ensure to check compatibility with your specific application requirements.