SL3522
RF INPUT
10n
GAIN
ADJUST RT
RG 2k2 1k5
10n
OFFSET
ADJUST
R0 2k2
10n
+5V VCC
28 27 26 25 24 23 22 21 20 19 18 17 16 15
1
–5V VEE
SL3522
2
3
4
5
6
7
8
9 10 11 12 13 14
VIDEO
OUTPUT
10n
VIDEO
LOADING
10n
10n
R 200
C 20p
Fig.5 Application circuit successive detection logarithmic function only
RF INPUT
10n
GAIN
ADJUST RT
RG 2k2 1k5
10n
OFFSET
ADJUST
R0 2k2
10n
+5V VCC
28 27 26 25 24 23 22 21 20 19 18 17 16 15
SL3522
1
2
3
4
5
6
7
8
9 10 11 12 13 14
10n
VIDEO
OUTPUT
10n
–5V VEE
1n
1n
RF OUTPUT
VIDEO
LOADING
10n
10n
R 200
C 20p
Fig.6 Application circuit - Log / Limiting function
6