LUCL9218AAR-D AGERE [Agere Systems], LUCL9218AAR-D Datasheet - Page 3

• Manufacturer Part Number: LUCL9218AAR-D
• Description: Low-Cost Line Interface
• Manufacturer: AGERE [Agere Systems]

Data Sheet
November 2001
Agere Systems Inc.
Description
(continued)
RTSN
LCTH
RTSP
PT
PR
LOOP CLOSURE DETECTOR
RING TRIP DETECTOR
+
–
AX
Figure 1. Functional Diagram
POWER CONDITIONING AND REFERENCE
CURRENT
TIP/RING
SENSE
FORWARD AND REVERSE BATTERY
= 41 V/A
A = –1
A = 1
–
–
+
+
+
–
RECTIFIER
A VERSION GAIN = 3.93
G VERSION GAIN = 1
+
–
STATE CONTROL
BATTERY FEED
L9218A/G Low-Cost Line Interface
AAC
= 9.66
SHUTDOWN
THERMAL
3
–
+
DCOUT
VTX
TG
TXI
VITR
RCVN
RCVP
B0
B1
B2/NC
TSD
NSTAT
12-3557 (F).d
3