AD7691BRMZ-RL7

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AD7691BRMZ-RL7

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IC ADC 18BIT SAR 10MSOP

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Attribut Wert
Package Tape & Reel (TR),Cut Tape (CT)
Series PulSAR®
ProductStatus Active
NumberofBits 18
SamplingRate(PerSecond) 250k
NumberofInputs 1
InputType Differential
DataInterface SPI, DSP
Configuration S/H-ADC
Ratio-S/H:ADC 1:1
NumberofA/DConverters 1
Architecture SAR
ReferenceType External
Voltage-SupplyAnalog 2.3V ~ 5.5V
Voltage-SupplyDigital 2.3V ~ 5.5V
OperatingTemperature -40°C ~ 85°C
Package/Case 10-TFSOP, 10-MSOP (0.118, 3.00mm Width)
SupplierDevicePackage 10-MSOP

Übersicht

Description

The AD7691BRMZ-RL7 is a high-performance, 18-bit successive approximation register (SAR) analog-to-digital converter (ADC) from Analog Devices. It offers a fast sampling rate of up to 400 kSPS and is designed for precision measurement applications. The ADC operates with a single 2.5 V power supply and provides a wide dynamic range with excellent linearity and low power consumption, making it suitable for battery-powered and portable devices.
Key features include a differential input range and a serial SPI-compatible interface for flexible connectivity with microcontrollers or DSPs. The AD7691BRMZ-RL7 also includes a low noise floor and high-speed throughput, ensuring accurate conversion of analog signals to digital data in demanding environments.
This ADC is housed in a compact MSOP package, which facilitates easy integration into space-constrained designs. The device is widely used in applications such as industrial automation, medical instrumentation, and data acquisition systems, where precise and reliable analog-to-digital conversion is critical. Its robust performance and energy efficiency make it a popular choice for engineers looking to optimize both accuracy and power usage.

Equivalent

The AD7691BRMZ-RL7 is a high-performance 18-bit ADC from Analog Devices. Equivalent products include:
1. Texas Instruments ADS8881: 18-bit, 1 MSPS, serial interface.
2. Maxim Integrated MAX11156: 18-bit, 500 kSPS, serial.
3. Linear Technology LTC2380-18: 18-bit, 2 MSPS, serial ADC.
4. Microchip MCP33151-02: 18-bit, 1 MSPS, serial.
These alternatives may vary slightly in specifications and features, so check detailed datasheets to ensure compatibility with specific applications.

Features

The AD7691BRMZ-RL7 is a high-performance analog-to-digital converter (ADC) designed for precision measurement applications. Key features include:
1. Resolution and Speed: It offers a 18-bit resolution with a sampling rate of up to 250 kSPS, providing high accuracy and fast data acquisition.
2. Single-Supply Operation: Operates on a single 2.3V to 5.5V power supply, making it suitable for a wide range of applications.
3. Low Power Consumption: Designed with low power consumption in mind, which is critical for battery-powered and portable devices.
4. Input Range: It supports a unipolar input range, which can be configured between 0V and the reference voltage.
5. Serial Interface: Features a SPI-compatible serial interface for easy integration with microcontrollers and digital signal processors.
6. Small Package: Comes in a compact MSOP package, ideal for space-constrained designs.
7. Temperature Range: Operates over the extended industrial temperature range of -40°C to +85°C, making it suitable for diverse environmental conditions.
These features make the AD7691BRMZ-RL7 ideal for applications requiring high precision and reliability, such as medical instrumentation, industrial process controls, and data acquisition systems.

Pinout

The AD7691BRMZ-RL7 is a high-performance analog-to-digital converter (ADC) from Analog Devices. It is a 16-bit, successive approximation register (SAR) ADC. The device comes in a 10-lead MSOP (Mini Small Outline Package) with a pin count of 10.
The functions of the pins are as follows:
1. VDD: Power supply input.
2. GND: Ground reference.
3. IN+: Positive analog input.
4. IN-: Negative analog input.
5. REF: Reference voltage input.
6. VIO: Digital input/output interface supply.
7. CNV: Convert input; starts the conversion process when activated.
8. SCK: Serial clock input for data transfer.
9. SDO: Serial data output; the output conversion result is transferred through this pin.
10. BUSY: Busy indicator; indicates the ADC is in the process of conversion.
This ADC is commonly used in precision applications due to its high resolution and low power consumption.

Manufacturer

The AD7691BRMZ-RL7 is manufactured by Analog Devices, Inc. Analog Devices is a multinational company that specializes in the design and production of a wide range of analog, mixed-signal, and digital signal processing (DSP) integrated circuits. These components are used in electronic equipment to convert, condition, and process real-world phenomena such as temperature, pressure, sound, light, speed, and motion into electrical signals. The company's products serve various industries, including telecommunications, healthcare, automotive, industrial, and consumer electronics, providing solutions for signal processing challenges in today's technology-driven world.

Application

The AD7691BRMZ-RL7 is a precision 18-bit, 250 kSPS successive approximation (SAR) analog-to-digital converter (ADC). Its application areas include industrial automation, where high-resolution measurement is critical, and instrumentation systems that require accurate data conversion. It is also used in medical devices for precise monitoring and diagnostics, as well as in communications systems for signal processing. Additionally, the AD7691BRMZ-RL7 is suitable for use in energy management systems, offering efficient and accurate data acquisition, and in automotive electronics, where it aids in advanced driver-assistance systems (ADAS) and other sensor applications.

Package

The AD7691BRMZ-RL7 is packaged in a 10-lead Mini Small Outline Package (MSOP).

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