Data Sheets   Rev 0, 05/1999 (pdf, 135K) Email PDF      Lead(Pb) - Free Data (Data Sheet Help)     Application Notes pdf(662k) Evaluation Boards pdf(409k) Price, Packaging, and Availability

	Product Description
	The AD7741/AD7742 are a new generation of synchronous voltage-to-frequency converters (VFCs). The AD7741 is a single-channel version in an 8-lead package (SOIC/DIP) and the AD7742 is a multichannel ...More

Specifications Architecture Synchronous # Channels 1-Single Ended Input Voltage Range (V) +2.5V Full Scale Fout (kHz) 3072kHz Reference Voltage (V) 2.5V Accuracy (%/kHz) 2 Input Clk Frequency (MHz) 6.144MHz Voltage Supply (V) 4.75 to 5.25 Supply Current (max) 8mA Package 8-Lead PDIP, 8-Lead SOIC Find Similar Products

Functional Block Diagram Enlarge Symbols and Footprints

Features AD7741: One Single-Ended Input Channel AD7742: Two Differential or Three Pseudo-Differential Input Channels Integral Nonlinearity of 0.012% at fout(Max) = 2.75 MHz (AD7742) and at fout(Max) = 1.35 MHz (AD7741) Single +5 V Supply Operation Buffered Inputs Programmable Gain Analog Front-End On-Chip +2.5 V Reference Internal/External Reference Option Power Down to 35 µA Max Minimal External Components Required 8-Lead and 16-Lead DIP and SOIC Packages

 

 

Price, Packaging, and Availability Print Table AD7741 Model Options Model Status Package Pins Temp Range Price* (100-499) Available RoHS Compliant Samples Cart Purchase Cart AD7741BN Prodn 8 ld PDIP 8 Ind $2.35 10/10/2008 N Material Declaration Contact ADI Add to Cart AD7741BNZ Prodn 8 ld PDIP 8 Ind $2.14 10/10/2008 Y Material Declaration Add to Cart Add to Cart AD7741BR Prodn 8 ld SOIC 8 Ind $2.29 10/10/2008 N Material Declaration Contact ADI Add to Cart AD7741BR-REEL Prodn 8 ld SOIC 8 Ind - - N Material Declaration Contact ADI Contact ADI AD7741BR-REEL7 Prodn 8 ld SOIC 8 Ind - 10/10/2008 N Material Declaration Contact ADI Contact ADI AD7741BRZ Prodn 8 ld SOIC 8 Ind $2.07 10/10/2008 Y Material Declaration Add to Cart Add to Cart AD7741BRZ-REEL Prodn 8 ld SOIC 8 Ind - - Y Material Declaration Contact ADI Add to Cart AD7741BRZ-REEL7 Prodn 8 ld SOIC 8 Ind - 10/10/2008 Y Material Declaration Contact ADI Add to Cart AD7741YR Prodn 8 ld SOIC 8 AUTO $2.52 10/10/2008 N Material Declaration Contact ADI Add to Cart AD7741YR-REEL Prodn 8 ld SOIC 8 AUTO - - N Material Declaration Contact ADI Contact ADI AD7741YR-REEL7 Prodn 8 ld SOIC 8 Ind - - N Material Declaration Contact ADI Contact ADI AD7741YRZ Prodn 8 ld SOIC 8 AUTO $2.29 10/31/2008 Y Material Declaration Contact ADI Add to Cart EVAL-AD7741/42EBZ Prodn EVALUATION BOARDS - TBD $101.20 10/10/2008 Y Contact ADI Add to Cart The USA list pricing shown is for BUDGETARY USE ONLY, shown in United States dollars (FOB USA per unit for the stated volume), and is subject to change. International prices may differ due to local duties, taxes, fees and exchange rates. For volume-specific price or delivery quotes, please contact your local Analog Devices, Inc. sales office or authorized distributor. Pricing displayed for Evaluation Boards and Kits is based on 1-piece pricing. View Sales and Distribution Offices

 

 

Find Similar Products     Part# Architecture # Channels Input Voltage Range (V) Full Scale Fout (kHz) Reference Voltage (V) Accuracy (%/kHz) Input Clk Frequency (MHz) Voltage Supply (V) Supply Current (max) Price* (1000 pcs.) AD652 Synchronous 1-Single Ended ±10 2500 5 2 5 +/- 6 to +/- 15 15 $9.92 AD7740 Synchronous 1-Single Ended +2.5 500 2.5 1 1 3 to 5.25 1.5 $0.91 AD7741 Synchronous 1-Single Ended +2.5 3072 2.5 2 6.144 4.75 to 5.25 8 $1.76 AD7742 Synchronous 2-Differential; 3-Pseudo Differential +3.5 3072 2.5 2 6.144 4.75 to 5.25 8 ** * The pricing listed here is provided only for budgetary purposes as recommended list price in U.S. Dollars in the United States ex factor per unit for the stated volume. Pricing displayed for Evaluation Boards and Kits is based on 1-piece pricing. ** Pricing is currently unavailable. Click on the product number to see the Product Page for additional information.