ST7540 Functional description
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Figure 20. Power line interface topology
Figure 21. Power line interface startup timing diagram
R1
ALC
VOLTAGE
LOOP
CURRENT
LOOP
Vsense
CL
R2
RCL
80pF typ.
TX_OUT
D03IN1422
Vcc
R3
R4
Vss
PA_OUT
-
+
PA_IN+
PA_IN-
Z1
Z2
AC LINE
T
ST
2.1V
0V
T
ALC
T
RXTX
RxTx
TX_OUT
STEP NUMBER 16 17 18 31
D03IN1408
