UPC7073GT NEC [NEC], UPC7073GT Datasheet - Page 3

• Manufacturer Part Number: UPC7073GT
• Description: UPC7073 ANALOG SUBSCRIBER LINE LSI BS-SLIC
• Manufacturer: NEC [NEC]

BLOCK DIAGRAM
Ring
Tip
V
BB
R
T
R
R
R
T
T
T
EF
EF
B
B
E
S
S
E
GND1
V
CC
Logic circuits
GND2
+
+
Bias circuit
V
BB
RY
1
Relay
drivers
RY
2
RY
L.P.F
+
3
RC
RC
RC
DC
AGDT
ASCN
DC
DC
T
DC
DC
CDC
R
BIAS
ACOM
BB
C
X
X
PSR
OUT
1
2
3
OUT2
OUT3
OUT1
IN1
IN2
PC7073
3