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参数资料
| 型号： | LUCL9219GAR-D |
| 英文描述： | Low-Cost Line Interface with Reverse Battery and Dual Current Limit |
| 中文描述： | 低成本线接口，具有反向电池和双电流限制 |
| 文件页数： | 6/30页 |
| 文件大小： | 397K |
| 代理商： | LUCL9219GAR-D |
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14
Agere Systems Inc.
Data Sheet
November 2001
with Reverse Battery and Dual Current Limit
L9219A/G Low-Cost Line Interface
Test Configurations (continued)
Figure 7. Longitudinal Balance
VS = 0.5 Vrms 30% AM 1 kHz modulation,
f = 500 kHz—1 MHz
device in powerup mode, 600
termination.
Figure 8. RFI Rejection
Figure 9. Longitudinal Impedance
Figure 10. ac Gains
TIP
RING
BASIC
TEST CIRCUIT
LONGITUDINAL BALANCE = 20 log
VS
VM
368
100
F
100
F
368
VM
+
–
VS
12-2584 (F).c
BASIC TEST
CIRCUIT
TIP
RING
VBAT
0.01
F
0.01
F
600
2.15
F
82.5
82.5
HP 4935A
TIMS
50
1
2
4
6, 7
L7591
VS
5-6756 (F).b
TIP
RING
BASIC
TEST CIRCUIT
+
–
+
–
ILONG
VPT
VPR
ZLONG =
OR
VPT
ILONG
VPR
ILONG
12-2585 (F).a
TIP
RING
BASIC
TEST CIRCUIT
600
VT/R
+
–
GXMT =
VXMT
VT/R
GRCV =
VT/R
VRCV
XMT
RCV
VS
12-2587 (F).e
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