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TC9401CPD データシート(PDF) 1 Page - TelCom Semiconductor, Inc

部品番号 TC9401CPD
部品情報  VOLTAGE-TO-FREQUENCY/FREQUENCY-TO-VOLTAGE CONVERTERS
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メーカー  TELCOM [TelCom Semiconductor, Inc]
ホームページ  http://www.telcom-semi.com
Logo TELCOM - TelCom Semiconductor, Inc

TC9401CPD データシート(HTML) 1 Page - TelCom Semiconductor, Inc

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TELCOM SEMICONDUCTOR, INC.
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TC9400
TC9401
TC9402
VOLTAGE-TO-FREQUENCY/FREQUENCY-TO-VOLTAGE CONVERTERS
FEATURES
Voltage-to-Frequency
s
Choice of Guaranteed Linearity:
TC9401 ......................................................... 0.01%
TC9400 ......................................................... 0.05%
TC9402 ......................................................... 0.25%
s
DC to 100 kHz (F/V) or 1Hz to 100kHz (V/F)
s
Low Power Dissipation .......................... 27mW Typ
s
Single/Dual Supply Operation .................................
+ 8V to + 15V or
± 4V to ± 7.5V
s
Gain Temperature Stability ..........
± 25 ppm/°C Typ
s
Programmable Scale Factor
Frequency-to-Voltage
s
Operation ........................................... DC to 100 kHz
s
Choice of Guaranteed Linearity:
TC9401 ......................................................... 0.02%
TC9400 ......................................................... 0.05%
TC9402 ......................................................... 0.25%
s
Programmable Scale Factor
APPLICATIONS
s
µP Data Acquisition
s
13-Bit Analog-to-Digital Converters
s
Analog Data Transmission and Recording
s
Phase-Locked Loops
s
Frequency Meters/Tachometer
s
Motor Control
s
FM Demodulation
GENERAL DESCRIPTION
The TC9400/TC9401/TC9402 are low-cost voltage-to-
frequency (V/F) converters utilizing low power CMOS
technology. The converters accept a variable analog input
signal and generate an output pulse train whose frequency
is linearly proportional to the input voltage.
The devices can also be used as highly-accurate fre-
quency-to-voltage (F/V) converters, accepting virtually any
input frequency waveform and providing a linearly-propor-
tional voltage output.
A complete V/F or F/V system only requires the addition
of two capacitors, three resistors, and reference voltage.
IIN
I
REF
TC9400
RIN
Integrator
OpAmp
Integrator
Capacitor
Threshold
Detector
One
Shot
Pulse Output
Pulse/2 Output
÷2
Input
Voltage
Reference
Capacitor
Reference
Voltage
ORDERING INFORMATION
Linearity
Temperature
Part No.
(V/F)
Package
Range
TC9400COD
0.05%
14-Pin
0
°C to +70°C
SOIC (Narrow)
TC9400CPD
0.05%
14-Pin
0
°C to +70°C
Plastic DIP
TC9400EJD
0.05%
14-Pin
– 40
°C to +85°C
CerDIP
TC9401CPD
0.01%
14-Pin
0
°C to +70°C
Plastic DIP
TC9401EJD
0.01%
14-Pin
– 40
°C to +85°C
CerDIP
TC9402CPD
0.25%
14-Pin
0
°C to +70°C
Plastic DIP
TC9402EJD
0.25%
14-Pin
– 40
°C to +85°C
CerDIP
FUNCTIONAL BLOCK DIAGRAM
TC9400/1/2-5 11/6/96


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