AD7740

PRODUCTION

3 V/5 V Low Power, Synchronous Voltage-to-Frequency Converter

Data Sheet (Rev. C) Product Selection Table

Part Models: 7
1ku List Price: Starting From $1.16

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Part Details

Synchronous operation
Full-scale frequency set by external system clock
8-lead SOT-23 and 8-lead MSOP packages
3 V or 5 V operation
Low power: 3 mW (Typ)
Nominal input range: 0 to V_REF
True –150 mV capability without charge pump
V_REF range: 2.5 V to VDD
Internal 2.5 V reference
1 MHz max input frequency
Selectable high impedance buffered input
Minimal external components required

Part Models: 7
1ku List Price: Starting From $1.16

Documentation

Data Sheet 1

AD7740: 3 V/5 V Low Power, Synchronous Voltage-to-Frequency Converter Data Sheet (Rev.C) 09/28/2006

Application Note 4

AN-214: Ground Rules for High Speed Circuits 02/14/2015

AN-349: Keys to Longer Life for CMOS 10/15/2002

AN-276: Analog to Digital Conversion by Using V/F Converters 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
AD7740KRMZ	8-Lead MSOP	Material Declaration Reliablity Data	Ultra Librarian SamacSys
AD7740KRMZ-REEL	8-Lead MSOP	Material Declaration Reliablity Data	Ultra Librarian SamacSys
AD7740KRMZ-REEL7	8-Lead MSOP	Material Declaration Reliablity Data	Ultra Librarian SamacSys
AD7740YRMZ	8-Lead MSOP	Material Declaration Reliablity Data	Ultra Librarian SamacSys
AD7740YRMZ-REEL	8-Lead MSOP	Material Declaration Reliablity Data	Ultra Librarian SamacSys
AD7740YRMZ-REEL7	8-Lead MSOP	Material Declaration Reliablity Data	Ultra Librarian SamacSys
AD7740YRTZ-REEL7	8-Lead SOT-23	Material Declaration Reliablity Data	Ultra Librarian SamacSys

Part Models	Product Lifecycle	PCN

Mar 22, 2021 - 21_0001 Addition of Amkor Philippines as an Alternate Site for Singulated MSOP and MSOP_EP
		PCN21_0001_Form Material_Report Other Qualification Results Summary
AD7740KRMZ	PRODUCTION
AD7740KRMZ-REEL	PRODUCTION
AD7740KRMZ-REEL7	PRODUCTION
AD7740YRMZ	PRODUCTION
AD7740YRMZ-REEL	PRODUCTION
AD7740YRMZ-REEL7	PRODUCTION
Jan 5, 2015 - 14_0246 Qualification of ASE Chungli, as an Alternate Assembly Site for Select MSOP Devices
		PCN14_0246_Form Material_Report Detailed Change Description Qualification Results Summary
AD7740KRMZ	PRODUCTION
AD7740KRMZ-REEL	PRODUCTION
AD7740KRMZ-REEL7	PRODUCTION
AD7740YRMZ	PRODUCTION
AD7740YRMZ-REEL	PRODUCTION
AD7740YRMZ-REEL7	PRODUCTION
May 15, 2012 - 10_0006 Halogen Free Material Change for mini SOIC Products
		PCN10_0006_Form Material_Report Qualification Report Summary Qualification Report Summary
AD7740KRMZ	PRODUCTION
AD7740KRMZ-REEL	PRODUCTION
AD7740KRMZ-REEL7	PRODUCTION
AD7740YRMZ	PRODUCTION
AD7740YRMZ-REEL	PRODUCTION
AD7740YRMZ-REEL7	PRODUCTION
Feb 8, 2010 - 04_0080 Qualification of the 8" C6 and Q Wafer Fab Processes at Analog Devices, Limerick, Ireland.
		PCN04_0080_Form Material_Report Reliability Report Reliability Report
AD7740KRMZ	PRODUCTION
AD7740KRMZ-REEL7	PRODUCTION
AD7740YRMZ	PRODUCTION
AD7740YRMZ-REEL	PRODUCTION
AD7740YRMZ-REEL7	PRODUCTION
AD7740YRTZ-REEL7	PRODUCTION
Feb 4, 2010 - 10_0009 Halogen Free Material Change for SOT_23 Products
		Material_Report PCN10_0009_Form SOT23 Qualification Data
AD7740YRTZ-REEL7	PRODUCTION	Material_Report PCN10_0009_Form SOT23 Qualification Data

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

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