參數(shù)資料
型號: L8567-44PLCC
英文描述: Telecommunication IC
中文描述: 通信集成電路
文件頁數(shù): 27/42頁
文件大小: 701K
代理商: L8567-44PLCC
Lucent Technologies Inc.
27
Data Sheet
August 1999
People’s Republic of China Applications
L8567 SLIC for
Applications
(continued)
Characteristic Curves
12-2830 (F)
Figure 21.L8567 Typical V
CC
Power Supply
Rejection
12-2871 (F)
Figure 22.L8567 Typical V
BAT
Power Supply
Rejection
12-3050.g (F)
V
BAT1
= V
BAT2
= –48 V.
I
LIM
= 40 mA (R
PROG
= 66.5 k
).
Figure 23. L8567 Loop Current vs. Loop Voltage
12-3470 (F)
Figure 24.L8567 Loop/Battery Current (with Battery
Switch) vs. Loop Resistance
10
100
10
5
10
6
–80
–70
–20
–10
0
FREQUENCY (Hz)
1000
10
4
–50
–40
–60
–30
P
CURRENT
LIMIT
BELOW
CURRENT
LIMIT
10
100
10
5
10
6
–80
–70
–20
–10
0
FREQUENCY (Hz)
1000
10
4
–50
–40
–60
–30
P
BELOW
CURRENT
LIMIT
CURRENT
LIMIT
L
0
5
10
25
0
20
30
40
50
LOOP VOLTAGE (V)
15
20
10
1
R
DC
30
45
35
40
1
10 k
0
200
0.000
0.004
0.010
R
LOOP
(
)
400
B
600
1000
800
0.016
I
LOOPdc
I
BAT1
I
BAT2
0.002
0.006
0.012
0.018
0.008
0.014
0.020
0.022
0.024
0.026
0.028
0.030
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