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參數(shù)資料
| 型號： | AM79M535 |
| 廠商： | Advanced Micro Devices, Inc. |
| 英文描述： | Metering Subscriber Line Interface Circuit |
| 中文描述： | 計(jì)量用戶線接口電路 |
| 文件頁數(shù)： | 8/18頁 |
| 文件大小： | 172K |
| 代理商： | AM79M535 |
8
Am79M535 Data Sheet
Power Dissipation Battery =
–
48 V, Normal Polarity
On-hook Open Circuit state
–
1*
35
35
120
80
mW
On-hook OHT state
–
1*
135
135
250
200
On-hook Active state
–
1*
200
200
400
300
Off-hook OHT state
R
L
= 600
R
L
= 600
500
750
Off-hook Active state
650
1000
Supply Currents
V
CC
on-hook supply current
Open Circuit state
OHT state
Active state
Open Circuit state
OHT state
Active state
Open Circuit state
OHT state
Active state
3.0
6.0
7.5
1.0
2.2
2.7
0.4
3.0
4.0
4.5
10.0
12.0
2.3
3.5
6.0
1.0
5.0
6.0
mA
V
EE
on-hook supply current
V
BAT
on-hook supply current
Power Supply Rejection Ratio (V
RIPPLE
= 50 mVrms)
V
CC
50 Hz to 3400 Hz
–
1*
25
30
22
25
20
25
10
10
27
30
20
25
45
45
35
35
40
40
25
25
45
45
40
40
dB
6, 7
3.4 kHz to 50 kHz
–
1*
V
EE
50 Hz to 3400 Hz
–
1*
3.4 kHz to 50 kHz
–
1*
V
BAT
50 Hz to 3400 Hz
–
1
3.4 kHz to 50 kHz
–
1*
Off-Hook Detector
Current threshold accuracy
I
DET
= 365/R
D
Nominal
–
20
+20
%
Ground-Key Detector Thresholds, Active state, Battery =
–
48 V (See Test Circuit F)
Ground-key resistance threshold
B(RING) to GND
Ground-key current threshold
B(RING) to GND
Midpoint to GND
Ring-Trip Detector Input
Bias current
2.0
5.0
9
9
10.0
k
mA
8
–
5
–
0.05
μ
A
mV
Offset voltage
Logic Inputs (C4
–
C1, E0, E1, and CHCLK)
Input High voltage
Input Low voltage
Input High current
Input High current
Input Low current
Source resistance 0 to 2 M
–
50
0
+50
12
2.0
V
0.80
40
45
All inputs except E1
Input E1
–
75
–
75
–
0.40
μ
A
mA
ELECTRICAL CHARACTERISTICS (continued)
Description
Test Conditions (See Note 1)
Min
Typ
Max
Unit
Note
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