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AD7478ARTZ-REEL7

Name: AD7478ARTZ-REEL7
Rating: 4.7 (12 reviews)

IC ADC 8BIT SAR SOT23-6

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規格

Part Status	Active
Number of Bits	8
Sampling Rate (Per Second)	1M
Number of Inputs	1
Input Type	Single Ended
Data Interface	SPI, DSP
Configuration	S/H-ADC
Ratio - S/H:ADC	1:1
Number of A/D Converters	1
Architecture	SAR
Reference Type	Supply
Voltage - Supply, Analog	2.7V ~ 5.25V
Voltage - Supply, Digital	2.7V ~ 5.25V
Operating Temperature	-40°C ~ 85°C
Package / Case	SOT-23-6
Supplier Device Package	SOT-23-6
Mounting Type	Surface Mount
Base Product Number	AD7478

概述

Description

The AD7478ARTZ-REEL7 is a high-performance, 12-bit Analog-to-Digital Converter (ADC) from Analog Devices. It operates at a sampling rate of up to 1 MSPS and utilizes a successive approximation register (SAR) architecture, making it suitable for a variety of applications including industrial automation, data acquisition, and medical instrumentation.
This ADC features a low power consumption of about 2.5 mW, which is beneficial for battery-operated devices. It has a differential input structure and supports a wide input voltage range, ensuring flexibility in signal conditioning. The device communicates via a serial interface, typically SPI, allowing for easy integration with microcontrollers and digital signal processors.
Additionally, it comes in a compact 16-lead TSSOP package, making it ideal for space-constrained designs. The AD7478ARTZ-REEL7 is known for its accuracy, speed, and efficiency, making it a robust choice for precise measurement applications.

Features

The AD7478ARTZ-REEL7 is a high-performance, 12-bit successive approximation analog-to-digital converter (ADC) from Analog Devices. Key features include:
1. Resolution: 12 bits, providing fine detail in digital representation.
2. Sampling Rate: Up to 1 MSPS (mega samples per second), suitable for high-speed applications.
3. Input Voltage Range: Typically supports a single-ended input range of 0 to VREF, with an internal reference voltage.
4. Low Power Consumption: Operates with low power, making it ideal for battery-operated devices.
5. Serial Interface: Uses a SPI-compatible interface for easy integration with microcontrollers and digital signal processors.
6. Temperature Range: Rated for industrial temperature range (-40°C to +85°C), ensuring reliability in harsh environments.
7. Integration: Features an internal sample-and-hold circuit to improve performance in dynamic applications.
This ADC is ideal for applications such as industrial control, medical instrumentation, and data acquisition systems.

Package

The AD7478ARTZ-REEL7 is packaged in a 10-lead MSOP (Mini Small Outline Package).

Pinout

The AD7478ARTZ-REEL7 is an 8-channel, 12-bit analog-to-digital converter (ADC) with a total of 20 pins. The pin functions include:
1. Power Supply Pins: VDD (power supply) and GND (ground).
2. Input Pins: 8 Analog input channels (A0 to A7) for connecting the input signals.
3. Digital Interface Pins:
- CLK (clock input)
- CS (chip select)
- RD (read signal)
- D0 to D11 (digital output data lines for the conversion result)
4. Configuration Pins:
- CONVST (conversion start)
- RANGE (to select the input range)
5. Reference Pins: VREF for the reference voltage.
This device is designed for low-power, high-speed applications and is typically used in data acquisition systems.

Manufacturer

The AD7478ARTZ-REEL7 is manufactured by Analog Devices, Inc. (ADI), a company that specializes in high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits. Founded in 1965, Analog Devices is known for its innovative semiconductor solutions that cater to various industries, including communications, automotive, consumer electronics, industrial automation, and healthcare. The company focuses on providing precision and reliability in its products, which are often utilized in applications such as signal processing, data conversion, and power management. ADI is recognized for its commitment to quality and technological advancement in the field of electronics.

Application

The AD7478ARTZ-REEL7 is a high-speed, 16-bit ADC (analog-to-digital converter) used in applications such as industrial automation, data acquisition systems, medical instrumentation, and portable measurement devices. Its low power consumption and fast data rates make it suitable for precision measurements in sensor interfaces, audio processing, and communication systems.

Equivalent

The AD7478ARTZ-REEL7 is a 12-bit ADC (Analog-to-Digital Converter). Equivalent products include:
1. MCP3202 - Microchip Technology
2. LTC1865 - Analog Devices
3. MAX1232 - Maxim Integrated
4. ADS8319 - Texas Instruments
These alternatives should be compared for specific features like resolution, sampling rate, and power requirements to ensure compatibility with your application.