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VFC121 Datasheet(PDF) 4 Page - Burr-Brown (TI)

[Old version datasheet] Texas Instruments acquired Burr-Brown Corporation.
Part No. VFC121
Description  Precision Single Power Supply VOLTAGE-TO-FREQUENCY CONVERTER
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Maker  BURR-BROWN [Burr-Brown (TI)]
Homepage  http://www.burr-brown.com
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VFC121 Datasheet(HTML) 4 Page - Burr-Brown (TI)

   
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®
VFC121
4
REFERENCE VOLTAGE
vs REFERENCE LOAD CURRENT
2.62
2.6
2.58
2.56
2.54
2.52
0
2
4
6
8
101214
1618
20
Output Current (mA)
NOTE: The V
output is
short-circuit protected.
REF
NON-LINEARITY vs INPUT VOLTAGE
0
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
1.8
2
Input Voltage (V)
0.04
0.02
0
–0.02
0.2
0.1
0
–0.1
1.5MHz
1MHz
500kHz
250kHz
10kHz
NON-LINEARITY
vs FULL-SCALE FREQUENCY
1
0.1
0.01
0.001
10
4
10
5
10
6
10
7
Full-Scale Frequency (Hz)
FULL SCALE FREQUENCY
vs EXTERNAL ONE-SHOT CAPACITOR
10
7
10
6
10
5
4
10
10
100
1000
10000
External One-Shot Capacitor (pF)
700
600
500
400
300
JITTER vs FULL SCALE FREQUENCY
10
10
10
10
4
5
6
7
Full Scale Frequency (Hz)
TYPICAL PERFORMANCE CURVES
At TA = +25°C, VS = +5V, and RIN = 8kΩ, unless otherwise noted.
0.001%
0.0001%
0.00001%
1
10
100
1000
FREQUENCY COUNT REPEATABILITY
vs COUNTER GATE TIME
Time (ms)
f
= 100kHz
FS
f
= 1MHz
FS


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