NJM4151D# NJR, NJM4151D# Datasheet
NJM4151D#
Specifications of NJM4151D#
NJM#4151D
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NJM4151D# Summary of contents
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GENERAL DESCRIPTION The NJM4151 provide a simple low-cost method of A/D conversion. They have all the inherent advantages of the voltage-to-frequency conversion technique. The Output of NJM4151 is a series of pulses of constant duration. The frequency of the ...
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ABSOLUTE MAXIMUM RATINGS PARAMETER Supply Voltage Output Sink Current Power Dissipation Input Voltage Operating Temperature Range Storage Temperature Range ■ ELECTRICAL CHARACTERISTICS (V PARAMETER Operating Current Conversion Accuracy Scale Factor Drift with Temperature + Drift with V Input Comparator ...
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PRINCIPLE OF OPERATION Single Supply Mode Voltage-to-Frequency Conversion In this application the NJM4151 functions as a stand-alone voltage to frequency converter operating on a single positive power supply. Refer to Figure 1, the simplified block diagram. The NJM4151 contains ...
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The one-shot is made from a voltage comparator and an R-S latch, Transistors Q12-Q15 and Q18-Q20 form the comparator, while Q8-Q11 and Q16-Q17 make up the R-S latch. One latch output, open-collector reset transistor Q16, is connected to a comparator ...
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Figure 3. Precision Voltage-to-Frequency Converter Single Supply 3. Precision Voltage-to-Frequency Converter In this application (Figure 4) the NJM4151 VFC is used with an operational amplifier integrator to provide typical linearity of 0.05 over the range -10V. Offset ...
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Comparison of Voltage-to-Frequency Application Circuits Table 1 compares the VFC applications circuits for typical linearity, frequency offset, response time for a step input from volts, sign of input voltage, and whether the circuit will operate from ...
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Precision Frequency-to-Voltage Converter For increased accuracy and linearity, use an operational amplifier integrator as shown in Figure 6, the precision FVC configuration. Trim the offset to give -10mV out with 10Hz in and trim the full scale adjust for ...
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III. Design a single supply FVC to operate with a supply voltage of 8V and full scale input frequency f output voltage must reach at least 0.63 of its final value in 200msec. Determine the output ripple. 1. Set R ...
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TYPICAL CHARACTERISTICS V -fo Characteristics (VFC) IN Scale Factor Characteristics Ambient Temperature Characteristics Ver.2004-10-25 V -fo Characteristics (VFC) IN Input Frequency vs. Output Voltage (FVC) fo vs. Operating Voltage - 9 - ...
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The specifications on this databook are only given for information , without any guarantee as regards either mistakes or omissions. The application circuits in this databook are described only to show representative usages of the product ...