TC9400_06 MICROCHIP [Microchip Technology], TC9400_06 Datasheet - Page 12

• Manufacturer Part Number: TC9400_06
• Description: Voltage-to-Frequency/Frequency-to-Voltage Converters
• Manufacturer: MICROCHIP [Microchip Technology]

TC9400/9401/9402
FIGURE 5-2:
DS21483C-page 12
(0 to 10V)
Voltage
Input
910k
910k
R
R
1
2
F/S FREQ.
100 kHz
10 kHz
1 kHz
Component Selection
Gain
Voltage-to-Frequency
R
3
100k
Offset
20k
100k
Rp
91k
R
R
2200 pF
180 pF
27 pF
4
5
C
REF
Analog Ground
4700 pF
470 pF
75 pF
C
5.1 VZ
INT
5.1 VZ
D
1 μF
D
2
1
C
INT
0.1μ
100k
1.2k
C
REF
12
11
5
3
2
6
7
1
Threshold
Detect
Amp Out
C
I
Zero Adjust
GND
V
I
IN
BIAS
REF
REF
+12 to +15V
TC9400
V
V
DD
SS
14
4
Common
F
Output
OUT
F
OUT
/2
8
10
9
© 2006 Microchip Technology Inc.
10k
Digital
Ground
10k
Output
Frequency