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AD7682BCPZ

Name: AD7682BCPZ
Rating: 4.7 (12 reviews)

IC ADC 16BIT SAR 20LFCSP

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製造商。部分 #AD7682BCPZ
包 WFQFN-20
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規格

Package	Bulk,Tray
Series	PulSAR®
ProductStatus	Active
NumberofBits	16
SamplingRate(PerSecond)	250k
NumberofInputs	4
InputType	Differential, Pseudo-Differential, Single Ended
DataInterface	SPI, DSP
Configuration	MUX-S/H-ADC
Ratio-S/H:ADC	1:1
NumberofA/DConverters	1
Architecture	SAR
ReferenceType	External, Internal
Voltage-SupplyAnalog	2.3V ~ 5.5V
Voltage-SupplyDigital	2.3V ~ 5.5V
Features	Temperature Sensor
OperatingTemperature	-40°C ~ 85°C
Package/Case	20-WFQFN Exposed Pad, CSP
SupplierDevicePackage	20-LFCSP (4x4)

概述

Description

The AD7682BCPZ is a high-performance, 16-bit analog-to-digital converter (ADC) from Analog Devices. It features a dual-channel architecture, enabling simultaneous sampling of two inputs. With a sampling rate of up to 1 MSPS (mega samples per second), it is suitable for various applications, including industrial automation, medical devices, and data acquisition systems.
The device operates on a single 2.5V to 5V power supply, making it versatile for different systems. It employs a successive approximation register (SAR) architecture, ensuring low power consumption while providing high precision and low noise. The AD7682BCPZ offers an internal reference and supports a serial interface (SPI) for easy connectivity with microcontrollers and FPGAs.
Key features include low total harmonic distortion (THD), excellent linearity, and programmable gain, allowing it to handle a wide range of input signals. Overall, the AD7682BCPZ is an ideal choice for applications demanding high accuracy and speed in data conversion.

Features

The AD7682BCPZ is a high-performance, 16-bit, successive approximation analog-to-digital converter (ADC) designed for low power and high accuracy applications. Key features include:
- Resolution: 16-bit conversion.
- Sampling Rate: Supports up to 1 MSPS (mega-sample per second).
- Input Voltage Range: Typically from 0 to 5V.
- Power Supply: Operates on a single 2.7V to 5.5V supply.
- Low Power Consumption: Consumes around 1.5 mW at 1 MSPS.
- Interface: SPI-compatible serial interface for easy integration.
- Internal Reference: Features an internal 2.5V reference, with the option for an external reference.
- Noise Performance: Excellent signal-to-noise ratio (SNR) and total harmonic distortion (THD).
- Package: Available in a compact 16-lead LFCSP package.
These features make the AD7682BCPZ suitable for a variety of applications, including data acquisition systems, medical instrumentation, and industrial control systems.

Package

The AD7682BCPZ comes in a 16-lead LFCSP (Lead Frame Chip Scale Package) with a size of 3 mm x 3 mm. This package type is designed for space-constrained applications while providing good thermal and electrical performance.

Pinout

The AD7682BCPZ is a 16-bit, successive approximation ADC (Analog-to-Digital Converter) with a pin count of 28 pins.
Key functions of the pins include:
- Analog Input Pins: These pins are used for the differential analog input signal.
- Digital Input/Output Pins: Used for the interface with digital controllers, including the SPI (Serial Peripheral Interface) signals: SCLK (Serial Clock), DIN (Data Input), DOUT (Data Output), and CS (Chip Select).
- Reference Voltage Pins: For connecting the external reference voltage (VREF) which sets the ADC range.
- Power Supply Pins: VDD for the digital power supply and AGND/DGND for analog and digital grounds.
- Conversion Control Pins: Pins such as CONVST (Convert Start) control the start of the conversion process.
The AD7682BCPZ is designed for applications requiring high precision and low power consumption.

Manufacturer

The AD7682BCPZ is manufactured by Analog Devices, Inc. (ADI), a leading global company specializing in high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits. Established in 1965, Analog Devices focuses on various sectors, including communications, automotive, industrial, healthcare, and consumer electronics. The company is well-known for its innovations in signal processing and is recognized for providing solutions that enable high-precision data acquisition, interface, and control systems. ADI's products are integral in applications that require high accuracy and reliability in processing and converting analog signals to digital forms.

Application

The AD7682BCPZ is a 16-bit, dual-channel analog-to-digital converter (ADC) commonly used in applications such as industrial process control, data acquisition systems, medical instrumentation, and precision measurement. It is suitable for battery-operated devices due to low power consumption and is used in sensor interfacing, portable measurement devices, and automotive applications for signal conditioning and monitoring.

Equivalent

Equivalent products to the AD7682BCPZ include the MCP3424 from Microchip, LTC2485 from Analog Devices, and MAX11614 from Maxim Integrated. These alternatives offer similar 16-bit resolution, differential input capabilities, and I2C interface, but specific features and performance specifications may vary. Always verify compatibility based on your application requirements.