Multitone RPR 551IS - Page 97

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IC1
1515
IF1 OUT
IF1 IN
IF2 IN
NC
Vcc
PNP base
1V POT
GND
DATA OUT
DATA IN
QUADRATURE LC IN
NC
DISCRIMINATOR OUT
NC
NC
NC
NC = NOT CONNECTED
DE-COUPLE
DE-COUPLE
DE-COUPLE
DE-COUPLE
PSG/10427/1
1
3
2
BAV 99
B
A
BAT 74
1
23
4
B
A
PSG/10426/1
RPR 550IS Series
TM1188 Issue 1 Page 5 - 27
Figure 11: IC1 Pin Configuration
Figure 12: Diode Lead Details