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HomeProductsIntegrated Circuits (ICs)Data Acquisition - Analog to Digital Converters (ADC)AD7641BCPZ
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AD7641BCPZ - Analog Devices Inc.

Manufacturer Part Number
Analog Devices, Inc.
Allelco Part Number
ECAD Model
Parts Description
Detailed Description
48-VFQFN Exposed Pad, CSP
Data sheet
Cylindrical Battery Holders.pdf
Cylindrical Battery Holders.pdf
RoHs Status
ROHS3 Compliant
In stock: 584

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AD7641BCPZ Tech Specifications
Analog Devices Inc. - AD7641BCPZ technical specifications, attributes, parameters and parts with similar specifications to Analog Devices Inc. - AD7641BCPZ

Product Attribute Attribute Value  
Manufacturer Analog Devices, Inc.  
Voltage - Supply, Digital 2.37V ~ 2.63V  
Voltage - Supply, Analog 2.37V ~ 2.63V  
Supplier Device Package 48-LFCSP-VQ (7x7)  
Series -  
Sampling Rate (Per Second) 2M  
Reference Type External, Internal  
Ratio - S/H:ADC 1:1  
Package / Case 48-VFQFN Exposed Pad, CSP  
Package Tray  
Operating Temperature -40°C ~ 85°C  
Product Attribute Attribute Value  
Number of Inputs 1  
Number of Bits 18  
Number of A/D Converters 1  
Mounting Type Surface Mount  
Input Type Differential  
Features -  
Data Interface SPI, Parallel, DSP  
Configuration S/H-ADC  
Base Product Number AD7641  
Architecture SAR  

Parts Introduction

Manufacturer Part Number



Analog Devices


The AD7641BCPZ is a high-performance 18-bit SAR ADC designed for precise data acquisition in systems requiring high dynamic range.

Product Features and Performance

18-bit resolution

Sampling rate of up to 2 million samples per second

Single differential input

Supports SPI, Parallel, and DSP interfaces

Simultaneous Sample-and-Hold and ADC conversion (1:1 Ratio)

Operates with both external and internal reference voltages

Can function within an analog supply voltage range of 2.37V to 2.63V

Digital supply voltage also spans from 2.37V to 2.63V

Suitable for operation in temperatures from -40°C to 85°C

Product Advantages

High resolution and fast sampling rate improve measurement accuracy and speed

Flexible interface options ensure compatibility with various digital systems

Robust temperature range enhances reliability in harsh environmental conditions

Key Technical Parameters

Resolution: 18 bits

Max Sampling Rate: 2 MSPS

Input Type: Differential

Interface: SPI, Parallel, DSP

Reference Voltage: External, Internal

Analog Supply Voltage: 2.37V - 2.63V

Digital Supply Voltage: 2.37V - 2.63V

Operating Temperature Range: -40°C to 85°C

Quality and Safety Features

Built to operate reliably within industrial temperature ranges

Packaged in a 48-VFQFN Exposed Pad, CSP which enhances thermal dissipation


Compatible with various microcontrollers and digital systems via SPI, Parallel, and DSP interfaces

Application Areas

Medical Imaging Systems

Data Acquisition Systems


Communication Systems

Product Lifecycle

Currently marked as active with ongoing manufacturer support.

Future discontinuation notifications will be provided, along with information on replacements or upgrades if necessary.

Several Key Reasons to Choose This Product

High-resolution AD conversion improves signal clarity and detail

Fast sampling capability enables accurate real-time data processing

Multiple interface options provide system design flexibility

Low supply voltage requirements allow for energy-efficient designs

Rugged construction ensures durability and long-term reliability in various applications

Parts with Similar Specifications

The three parts on the right have similar specifications to Analog Devices Inc. AD7641BCPZ

Product Attribute AD7641BCPZ AD7631BSTZ AD7654ASTZ AD7654ASTZRL
Part Number AD7641BCPZ AD7631BSTZ AD7654ASTZ AD7654ASTZRL
Manufacturer Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc.
Voltage - Supply, Digital 2.37V ~ 2.63V 5V 5V 5V
Package / Case 48-VFQFN Exposed Pad, CSP 48-LQFP 48-LQFP 48-LQFP
Number of Bits 18 18 16 16
Base Product Number AD7641 AD7631 AD7654 AD7654
Sampling Rate (Per Second) 2M 250k 500k 500k
Package Tray Tray Tray Tape & Reel (TR)
Number of Inputs 1 1 2, 4 2, 4
Input Type Differential Differential Pseudo-Differential, Single Ended Pseudo-Differential, Single Ended
Series - PulSAR® PulSAR® PulSAR®
Number of A/D Converters 1 1 1 1
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Features - - Simultaneous Sampling Simultaneous Sampling
Operating Temperature -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C
Reference Type External, Internal External, Internal External External
Voltage - Supply, Analog 2.37V ~ 2.63V 5V 5V 5V
Ratio - S/H:ADC 1:1 1:1 2:1 2:1
Architecture SAR SAR SAR SAR
Supplier Device Package 48-LFCSP-VQ (7x7) 48-LQFP (7x7) 48-LQFP (7x7) 48-LQFP (7x7)
Data Interface SPI, Parallel, DSP SPI, Parallel, DSP SPI, Parallel, DSP SPI, Parallel, DSP

AD7641BCPZ Datasheet PDF

Download AD7641BCPZ pdf datasheets and Analog Devices Inc. documentation for AD7641BCPZ - Analog Devices Inc..

Cylindrical Battery Holders.pdf
PCN Assembly/Origin
HTML Datasheet
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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