AD7938BCPZ-6
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Analog Devices Inc. AD7938BCPZ-6

Manufacturer No:
AD7938BCPZ-6
Manufacturer:
Analog Devices Inc.
Package:
Bulk
Description:
IC ADC 12BIT SAR 32LFCSP
Delivery:
Payment:
iso14001
iso45001
iso9001
iso13485

Product Introduction

Overview

The AD7938BCPZ-6 from Analog Devices Inc. is a high-performance, 12-bit successive approximation (SAR) analog-to-digital converter (ADC). This component is designed for applications requiring high-speed and low power consumption. It operates from a single supply voltage of 2.7 V to 5.25 V and features throughput rates up to 625 kSPS. The AD7938BCPZ-6 includes eight analog input channels that can be configured as single-ended, fully differential, or pseudo differential inputs, making it versatile for various signal processing needs.

Key Specifications

ParameterValue
ManufacturerAnalog Devices Inc.
Resolution12 bit
Number of Channels8 Channel
Sampling Rate625 kS/s
Input TypeDifferential/Pseudo-Differential/Single-Ended
Interface TypeParallel
ArchitectureSAR
Reference TypeExternal, Internal
SNR - Signal to Noise Ratio71 dB
Minimum Operating Temperature-40°C
Maximum Operating Temperature+85°C
Package32-Lead LFCSP
Power Dissipation7.5 mW
DNL - Differential Nonlinearity-0.95 LSB / 1.5 LSB
INL - Integral Nonlinearity+/- 1.5 LSB
Gain Error+/- 3 LSB

Key Features

  • Accurate analog performance with a high signal-to-noise ratio (SNR) of 71 dB.
  • Fast sampling rate of up to 625 kSPS and low power consumption of 7.5 mW.
  • Multi-channel digital output with eight analog input channels configurable as single-ended, fully differential, or pseudo differential inputs.
  • Robust data conversion technology using successive approximation (SAR) architecture.
  • Synchronous serial interface and parallel interface for easy interfacing with microprocessors and DSPs.
  • High-speed processing and precision with an on-chip 2.5 V reference.
  • Flexible power management options to optimize power performance for different throughput rates.

Applications

The AD7938BCPZ-6 is suitable for a variety of applications that require high-speed, low-power analog-to-digital conversion. These include:

  • Battery-powered and portable devices due to its low power consumption.
  • Medical devices, such as patient monitoring systems and diagnostic equipment.
  • Industrial automation and control systems.
  • Aerospace and defense applications where high reliability and precision are critical.
  • Automotive systems, including sensor data acquisition and control systems.

Q & A

  • Q: What is the resolution of the AD7938BCPZ-6?
    A: The AD7938BCPZ-6 has a resolution of 12 bits.
  • Q: What are the possible configurations for the analog input channels?
    A: The analog input channels can be configured as single-ended, fully differential, or pseudo differential inputs.
  • Q: What is the maximum sampling rate of the AD7938BCPZ-6?
    A: The maximum sampling rate is up to 625 kSPS.
  • Q: What is the operating temperature range of the AD7938BCPZ-6?
    A: The operating temperature range is from -40°C to +85°C.
  • Q: Does the AD7938BCPZ-6 have an on-chip reference voltage?
    A: Yes, it has an accurate on-chip 2.5 V reference that can be used for analog-to-digital conversion.
  • Q: How many analog input channels does the AD7938BCPZ-6 have?
    A: It has eight analog input channels.
  • Q: What is the power dissipation of the AD7938BCPZ-6 at maximum throughput?
    A: The power dissipation is 7.5 mW.
  • Q: What type of interface does the AD7938BCPZ-6 use?
    A: It uses a parallel interface.
  • Q: Is the AD7938BCPZ-6 RoHS compliant?
    A: Yes, it is RoHS compliant.
  • Q: What is the package type of the AD7938BCPZ-6?
    A: It is housed in a 32-lead LFCSP package.

Product Attributes

Number of Bits:12
Sampling Rate (Per Second):1.5M
Number of Inputs:4, 7, 8
Input Type:Differential, Pseudo-Differential, Single Ended
Data Interface:Parallel
Configuration:MUX-S/H-ADC
Ratio - S/H:ADC:1:1
Number of A/D Converters:1
Architecture:SAR
Reference Type:External, Internal
Voltage - Supply, Analog:2.7V ~ 5.25V
Voltage - Supply, Digital:2.7V ~ 5.25V
Features:- 
Operating Temperature:-40°C ~ 85°C
Package / Case:32-VFQFN Exposed Pad, CSP
Supplier Device Package:32-LFCSP-VQ (5x5)
Mounting Type:Surface Mount
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Similar Products

Part Number AD7938BCPZ-6 AD7938BCP-6
Manufacturer Analog Devices Inc. Analog Devices Inc.
Product Status Active Obsolete
Number of Bits 12 12
Sampling Rate (Per Second) 1.5M 625k
Number of Inputs 4, 7, 8 -
Input Type Differential, Pseudo-Differential, Single Ended -
Data Interface Parallel Parallel
Configuration MUX-S/H-ADC -
Ratio - S/H:ADC 1:1 -
Number of A/D Converters 1 1
Architecture SAR -
Reference Type External, Internal -
Voltage - Supply, Analog 2.7V ~ 5.25V -
Voltage - Supply, Digital 2.7V ~ 5.25V -
Features - -
Operating Temperature -40°C ~ 85°C -40°C ~ 85°C
Package / Case 32-VFQFN Exposed Pad, CSP 32-VFQFN Exposed Pad, CSP
Supplier Device Package 32-LFCSP-VQ (5x5) 32-LFCSP-VQ (5x5)
Mounting Type Surface Mount Surface Mount

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