LUCL9219AAR-D AGERE [Agere Systems], LUCL9219AAR-D Datasheet - Page 3

• Manufacturer Part Number: LUCL9219AAR-D
• Description: Low-Cost Line Interface with Reverse Battery and Dual Current Limit
• Manufacturer: AGERE [Agere Systems]

Description
Data Sheet
November 2001
Agere Systems Inc.
(continued)
RTSN
LCTH
RTSP
PT
PR
LOOP CLOSURE DETECTOR
RING TRIP DETECTOR
+
–
AX
POWER CONDITIONING AND REFERENCE
CURRENT
TIP/RING
Figure 1. Functional Diagram
SENSE
FORWARD AND REVERSE BATTERY
= 41 V/A
A = –1
A = 1
–
–
+
+
with Reverse Battery and Dual Current Limit
+
–
RECTIFIER
A VERSION GAIN = 3.93
G VERSION GAIN = 1
+
–
STATE CONTROL
BATTERY FEED
L9219A/G Low-Cost Line Interface
AAC
= 9.66
SHUTDOWN
THERMAL
3
–
+
DCOUT
VTX
TG
TXI
VITR
RCVN
RCVP
B0
B1
B2
TSD
NSTAT
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