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HomeProductsIntegrated Circuits (ICs)Data Acquisition - Analog to Digital Converters (ADC)AD7942BRMZ
AD7942BRMZ Image
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AD7942BRMZ - Analog Devices Inc.

Manufacturer Part Number
Analog Devices, Inc.
Allelco Part Number
ECAD Model
Parts Description
Detailed Description
10-TFSOP, 10-MSOP (0.118', 3.00mm Width)
Data sheet
Cylindrical Battery Holders.pdf
RoHs Status
ROHS3 Compliant
In stock: 3189

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AD7942BRMZ Tech Specifications
Analog Devices Inc. - AD7942BRMZ technical specifications, attributes, parameters and parts with similar specifications to Analog Devices Inc. - AD7942BRMZ

Product Attribute Attribute Value  
Manufacturer Analog Devices, Inc.  
Voltage - Supply, Digital 2.3V ~ 5.5V  
Voltage - Supply, Analog 2.3V ~ 5.5V  
Supplier Device Package 10-MSOP  
Series PulSAR®  
Sampling Rate (Per Second) 250k  
Reference Type External  
Ratio - S/H:ADC 1:1  
Package / Case 10-TFSOP, 10-MSOP (0.118', 3.00mm Width)  
Package Tube  
Operating Temperature -40°C ~ 85°C  
Product Attribute Attribute Value  
Number of Inputs 1  
Number of Bits 14  
Number of A/D Converters 1  
Mounting Type Surface Mount  
Input Type Pseudo-Differential  
Features -  
Data Interface SPI, DSP  
Configuration S/H-ADC  
Base Product Number AD7942  
Architecture SAR  

Parts Introduction

Manufacturer Part Number



Analog Devices


The AD7942BRMZ is a high-performance, 14-bit, 250k SP Sampling PulSAR® Analog to Digital Converter (ADC) offered by Analog Devices, presenting accurate data acquisition capabilities.

Product Features and Performance

14-bit resolution ensuring high precision output

Fast sampling rate of 250k Samples Per Second for real-time data processing

Pseudo-Differential input type which reduces signal interference and noise

Single A/D converter minimizes complexity

Successive Approximation Register (SAR) architecture for rapid data analysis

External voltage reference for enhanced accuracy and flexibility

Compatible with SPI and DSP data interface enabling easy integration with most microprocessors

Product Advantages

High-resolution and sampling speed ideal for precision applications

Reduced system noise through pseudo-differential input

Flexibility in use with external voltage reference feature

Broad analog and digital supply voltage range (2.3V ~ 5.5V)

Key Technical Parameters

Number of Bits: 14

Sampling Rate: 250k per second

Input Type: Pseudo-Differential

Voltage Supply, Analog: 2.3V ~ 5.5V

Voltage Supply, Digital: 2.3V ~ 5.5V

Operating Temperature: -40°C to 85°C

Packaging: 10-MSOP

Quality and Safety Features

Operates within a wide temperature range from -40°C to 85°C ensuring reliability in varying environmental conditions

Surface Mount technology for secure and durable circuit board placement


SPI, DSP interfaces for broad microcontroller compatibility

Suitable for systems requiring a 2.3V to 5.5V power supply

Application Areas

Industrial instrumentation

Medical equipment

Data acquisition systems

Portable devices

Product Lifecycle

Currently active with ongoing manufacturer support

Not nearing discontinuation, ensuring long-term availability

Several Key Reasons to Choose This Product

High resolution and fast sampling rate ideal for precise and quick measurements

Capability to function accurately across a variety of temperatures and conditions

Versatile compatibility with various microcontrollers and system requirements

Reliable performance backed by active product lifecycle support from Analog Devices

Parts with Similar Specifications

The three parts on the right have similar specifications to Analog Devices Inc. AD7942BRMZ

Product Attribute AD7942BRMZ AD7939BSU AD7940BRMZ AD7940BRM
Part Number AD7942BRMZ AD7939BSU AD7940BRMZ AD7940BRM
Manufacturer Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc.
Package / Case 10-TFSOP, 10-MSOP (0.118', 3.00mm Width) 32-TQFP 8-TSSOP, 8-MSOP (0.118', 3.00mm Width) 8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
Package Tube Bulk Tube Tube
Number of A/D Converters 1 1 1 1
Voltage - Supply, Digital 2.3V ~ 5.5V 2.7V ~ 5.25V 2.5V ~ 5.5V 2.5V ~ 5.5V
Data Interface SPI, DSP Parallel SPI, DSP SPI, DSP
Number of Inputs 1 8 1 1
Supplier Device Package 10-MSOP 32-TQFP (7x7) 8-MSOP 8-MSOP
Ratio - S/H:ADC 1:1 1:1 1:1 1:1
Input Type Pseudo-Differential Differential, Pseudo-Differential, Single Ended Single Ended Single Ended
Features - - - -
Reference Type External External, Internal Supply Supply
Configuration S/H-ADC MUX-S/H-ADC S/H-ADC S/H-ADC
Voltage - Supply, Analog 2.3V ~ 5.5V 2.7V ~ 5.25V 2.5V ~ 5.5V 2.5V ~ 5.5V
Architecture SAR SAR SAR SAR
Number of Bits 14 10 14 14
Sampling Rate (Per Second) 250k 1.5M 100k 100k
Series PulSAR® AD7939 - -
Operating Temperature -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C
Base Product Number AD7942 - AD7940 AD7940
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount

AD7942BRMZ Datasheet PDF

Download AD7942BRMZ pdf datasheets and Analog Devices Inc. documentation for AD7942BRMZ - Analog Devices Inc..

Cylindrical Battery Holders.pdf


Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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Analog Devices Inc.

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