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XR-4151

Exar Corporation
Part Number XR-4151
Manufacturer Exar Corporation
Description Voltage-to-Frequency Converter
Published Apr 16, 2005
Detailed Description ...the analog plus companyTM XR-4151 Voltage-to-Frequency Converter FEATURES D Single Supply Operation (+8V to +22V) D...
Datasheet PDF File XR-4151 PDF File

XR-4151
XR-4151

Overview
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the analog plus companyTM XR-4151 Voltage-to-Frequency Converter FEATURES D Single Supply Operation (+8V to +22V) D Pulse Output Compatible with All Logic Forms D Programmable Scale Factor (K) D Linearity $0.
05% Typical-precision Mode D Temperature Stability $100% ppm/°C Typical D High Noise Rejection D Inherent Monotonicity D Easily Transmittable Output D Simple Full Scale Trim D Single-Ended Input, Referenced to Ground D Also Provides Frequency-to-Voltage Conversion D Direct Replacement for RC/RV/RM-4151 APPLICATIONS D Voltage-to-Frequency Conversion D A/D and D/A Conversion D Data Transmission D Frequency-to-Voltage Conversion D Transducer Interface D System Isolation June 1997-3 GENERAL DESCRIPTION The XR-4151 is a device designed to provide a simple, low-cost method for converting a DC voltage into a proportional pulse repetition frequency.
It is also capable of converting an input frequency into a proportional output voltage.
The XR-4151 is useful in a wide range of applications including A/D and D/A conversion and data transmission.
ORDERING INFORMATION Part No.
XR-4151P XR-4151CP XR-4151MD Package 8 Lead 300 Mil PDIP 8 Lead 300 Mil PDIP 8 Lead 4.
4mm EIAJ SOP Operating Temperature Range -40°C to +85°C 0°C to +70°C 0°C to +70°C BLOCK DIAGRAM VCC 8 SCFA 2 GND 4 INPV 7 TRSH 6 Comp One Shot Switch 3 OUTL CSO 1 RC 5 Figure 1.
Block Diagram Rev.
2.
01 E1979 EXAR Corporation, 48720 Kato Road, Fremont, CA 94538 z (510) 668-7000 z FAX (510) 668-7017 1 XR-4151 PIN CONFIGURATION CSO SCFA OUTL GND 1 2 3 4 8 VCC 7 INPV 6 TRSH 5 RC 8 Lead PDIP (0.
300”) PIN DESCRIPTION Pin # 1 2 3 4 5 6 7 8 Symbol CSO SCFA OUTL GND RC TRSH INPV VCC Type O I O I I I O Description Current Source Output.
Scale Factor Input.
Logic Output.
Supply Ground.
One Shot Timing Input.
Comparator Input.
Input Voltage.
Positive Supply.
CSO SCFA OUTL GND 1 2 3 4 8 VCC 7 INPV 6 TRSH 5 RC 8 Lead SOP (EIAJ, 4.
4mm) Rev.
2.
01 2 XR-4151 ELECTRICAL CHARACTERISTICS Test Condi...


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