AD654

NOT RECOMMENDED FOR NEW DESIGNS

Low Cost Monolithic Voltage-to-Frequency Converter

Data Sheet (Rev. C) Product Selection Table

Part Models: 4
1ku List Price: Starting From $7.15

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Part Details

Low Cost
Single or Dual Supply, 5 V to 36 V,
±5 V to ±18 V
Full-Scale Frequency Up to 500 kHz
Minimum Number of External Components Needed

Versatile Input Amplifier
Positive or Negative Voltage Modes
Negative Current Mode
High Input Impedance, Low Drift
Low Power: 2.0 mA Quiescent Current
Low Offset: 1 mV

Part Models: 4
1ku List Price: Starting From $7.15

Documentation

Data Sheet 1

AD654: Low Cost Monolithic Voltage-to-Frequency Converter Data Sheet (Rev.C) 09/28/2006

Application Note 4

AN-276: Analog to Digital Conversion by Using V/F Converters 01/01/2000

AN-361: Ask the Applications Engineer (V/F Converters) 10/09/2002

AN-278: Operation and Applications of the AD654 IC V-to-F Converter 01/01/2000

AN-276: Analog-to-Digital Conversion Using Voltage-to-Frequency Converters 08/26/2020

Frequently Asked Question 1

FAQ 06/17/2015

ADI has always placed the highest emphasis on delivering products that meet the maximum levels of quality and reliability. We achieve this by incorporating quality and reliability checks in every scope of product and process design, and in the manufacturing process as well. "Zero defects" for shipped products is always our goal. View our quality and reliability program and certifications for more information.

Part Model	Pin/Package Drawing	Documentation	CAD Symbols, Footprints, and 3D Models
AD654JNZ	8-Lead PDIP	Material Declaration Reliablity Data	Ultra Librarian SamacSys
AD654JRZ	8-Lead SOIC	Material Declaration Reliablity Data	Ultra Librarian SamacSys
AD654JRZ-REEL	8-Lead SOIC	Material Declaration Reliablity Data	Ultra Librarian SamacSys
AD654JRZ-REEL7	8-Lead SOIC	Material Declaration Reliablity Data	Ultra Librarian SamacSys

Part Models	Product Lifecycle	PCN

Jun 6, 2025 - 25_0091 Qualification of Wafer Fabrication Site Analog Devices, Inc. Camas WA for (Bipolar) Products
		PCN25_0091_Form Material_Report Qualification Results Summary
AD654JNZ
AD654JRZ
AD654JRZ-REEL
AD654JRZ-REEL7
Nov 9, 2011 - 11_0182 Test Site Transfer from Analog Devices Philippines Inc in Paranaque to Analog Devices General Trias in Cavite, Philippines
		PCN11_0182_Form Material_Report
AD654JNZ		PCN11_0182_Form Material_Report
Aug 19, 2009 - 07_0024 Package Material Changes for SOT23, MiniSO, MQFP, PDIP, PLCC, SOIC (narrow and wide body), SSOP, TSSOP and TSSOP exposed pad
		Material_Report Material_Report Parts List PCN07_0024_Form Qual Data
AD654JNZ
Nov 23, 2010 - 10_0004 Halogen Free Material Change for SOIC Narrow Body Products Assembled at Amkor
		PCN10_0004_Form Material_Report ADI0012 Reliability Report
AD654JRZ
AD654JRZ-REEL
AD654JRZ-REEL7

This is the most up-to-date revision of the Data Sheet.

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AD654

Part Details

Documentation

Data Sheet 1

Application Note 4

Frequently Asked Question 1

Video 1

Analog Dialogue 1

Rarely Asked Question Page 8

Student Zone Article page 1

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