AD7854BRZ
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Analog Devices Inc. AD7854BRZ

Manufacturer No:
AD7854BRZ
Manufacturer:
Analog Devices Inc.
Package:
Tube
Description:
IC ADC 12BIT SAR 28SOIC
Delivery:
Payment:
iso14001
iso45001
iso9001
iso13485

Product Introduction

Overview

The AD7854BRZ is a 12-bit, single-supply, parallel output analog-to-digital converter (ADC) produced by Analog Devices Inc. This device is designed for high accuracy and reliability in various data acquisition applications. It operates on a single supply voltage of 5V and features a sampling rate of up to 200 kSPS. The AD7854BRZ is part of the AD7854 series, known for its precise sampling and robust performance.

Key Specifications

Specification Value
Resolution 12 bits
Number of Channels Single channel
Interface Type Parallel
Sampling Rate 200 kS/s
Input Type Single-ended
Architecture SAR (Successive Approximation Register)
SNR - Signal to Noise Ratio 72 dB
Minimum Operating Temperature -40°C
Maximum Operating Temperature +85°C
DNL - Differential Nonlinearity ±1 LSB
INL - Integral Nonlinearity ±1 LSB
Gain Error ±5 LSB
Operating Supply Voltage 5 V
Power Consumption 25 mW
Package Type 28-SOIC
Mounting Style SMD/SMT

Key Features

  • High Accuracy: The AD7854BRZ offers high accuracy with low differential nonlinearity (DNL) and integral nonlinearity (INL) of ±1 LSB.
  • Fast Sampling Rate: It supports a sampling rate of up to 200 kSPS, making it suitable for high-speed data acquisition applications.
  • Single Supply Operation: The device operates on a single 5V supply voltage, simplifying system design.
  • Parallel Output: It features a parallel output interface, facilitating easy integration with microprocessors and other digital systems.
  • Sample and Hold Capability: The ADC includes a sample and hold circuit, ensuring accurate conversion of the input signal.
  • Wide Operating Temperature Range: The device operates over a temperature range of -40°C to +85°C, making it suitable for various environmental conditions.

Applications

  • Data Acquisition Systems: The AD7854BRZ is ideal for data acquisition systems that require high accuracy and fast sampling rates.
  • Industrial Control Systems: It is used in industrial control systems for precise measurement and monitoring of analog signals.
  • Medical Devices: The device is suitable for medical devices that require accurate and reliable analog-to-digital conversion.
  • Aerospace and Defense: Its robust performance and wide operating temperature range make it a good fit for aerospace and defense applications.

Q & A

  1. What is the resolution of the AD7854BRZ?

    The AD7854BRZ has a resolution of 12 bits.

  2. What is the sampling rate of the AD7854BRZ?

    The AD7854BRZ supports a sampling rate of up to 200 kSPS.

  3. What type of interface does the AD7854BRZ use?

    The AD7854BRZ features a parallel output interface.

  4. What is the operating supply voltage of the AD7854BRZ?

    The device operates on a single 5V supply voltage.

  5. Does the AD7854BRZ include a sample and hold circuit?

    Yes, the AD7854BRZ includes a sample and hold circuit.

  6. What is the operating temperature range of the AD7854BRZ?

    The device operates over a temperature range of -40°C to +85°C.

  7. What is the power consumption of the AD7854BRZ?

    The power consumption of the AD7854BRZ is 25 mW.

  8. What type of package does the AD7854BRZ come in?

    The AD7854BRZ comes in a 28-SOIC package.

  9. Is the AD7854BRZ suitable for high-speed data acquisition applications?

    Yes, the AD7854BRZ is suitable for high-speed data acquisition applications due to its fast sampling rate and high accuracy.

  10. What are some common applications of the AD7854BRZ?

    The AD7854BRZ is commonly used in data acquisition systems, industrial control systems, medical devices, and aerospace and defense applications.

Product Attributes

Number of Bits:12
Sampling Rate (Per Second):200k
Number of Inputs:1
Input Type:Pseudo-Differential
Data Interface:SPI
Configuration:S/H-ADC
Ratio - S/H:ADC:1:1
Number of A/D Converters:1
Architecture:SAR
Reference Type:External, Internal
Voltage - Supply, Analog:3V ~ 5.5V
Voltage - Supply, Digital:3V ~ 5.5V
Features:- 
Operating Temperature:-40°C ~ 85°C
Package / Case:28-SOIC (0.295", 7.50mm Width)
Supplier Device Package:28-SOIC
Mounting Type:Surface Mount
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Similar Products

Part Number AD7854BRZ AD7858BRZ AD7853BRZ AD7854ARZ AD7854BR
Manufacturer Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc.
Product Status Obsolete Active Obsolete Active Obsolete
Number of Bits 12 12 12 12 12
Sampling Rate (Per Second) 200k 200k 200k 200k 200k
Number of Inputs 1 4, 8 1 1 -
Input Type Pseudo-Differential Pseudo-Differential, Single Ended Pseudo-Differential Pseudo-Differential -
Data Interface SPI SPI SPI SPI Parallel
Configuration S/H-ADC MUX-S/H-ADC S/H-ADC S/H-ADC -
Ratio - S/H:ADC 1:1 1:1 1:1 1:1 -
Number of A/D Converters 1 1 1 1 2
Architecture SAR SAR SAR SAR -
Reference Type External, Internal External, Internal External, Internal External, Internal -
Voltage - Supply, Analog 3V ~ 5.5V 3V ~ 5.5V 3V ~ 5.5V 3V ~ 5.5V -
Voltage - Supply, Digital 3V ~ 5.5V 3V ~ 5.5V 3V ~ 5.5V 3V ~ 5.5V -
Features - - - - -
Operating Temperature -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C
Package / Case 28-SOIC (0.295", 7.50mm Width) 24-SOIC (0.295", 7.50mm Width) 24-SOIC (0.295", 7.50mm Width) 28-SOIC (0.295", 7.50mm Width) 28-SOIC (0.295", 7.50mm Width)
Supplier Device Package 28-SOIC 24-SOIC 24-SOIC 28-SOIC 28-SOIC
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount

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