參數(shù)資料
型號(hào)： 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(yè)數(shù)： 7/18頁(yè)
文件大?。?/td> 172K
代理商： AM79M535
SLIC Products
7
Balance Return Signal (4- to 4-Wire; See Test Circuit B)
Gain accuracy
0 dBm, 1 kHz, 0
°
C to +70
°
C
0 dBm, 1 kHz,
–
40
°
C to +85
°
C
0 dBm, 1 kHz, 0
°
C to +70
°
C
0 dBm, 1 kHz,
–
40
°
C to +85
°
C
300 Hz to 3400 Hz
Relative to 1 kHz
0
°
C to +70
°
C
–
40
°
C to +85
°
C
+7 dBm to
–
55 dBm, ref 0 dBm
0
°
C to +70
°
C
–
40
°
C to +85
°
C
f = 1 kHz
–
1*
–
1
–
6.00
–
6.05
–
5.95
–
6.00
–
5.85
–
5.85
–
5.85
–
5.85
–
5.75
–
5.65
–
5.75
–
5.70
dB
3
3, 4
3
3, 4
—
—
3, 4
3, 4
—
—
4
4, 15
Variation with frequency
–
0.10
–
0.15
+0.10
+0.15
Gain tracking
–
0.10
–
0.15
+0.10
+0.15
Group delay
5.3
μ
s
Total Harmonic Distortion (2- to 4-Wire or 4- to 2-Wire, See Test Circuits A and B)
Total harmonic distortion
0 dBm, 300 Hz to 3.4 kHz
+9 dBm, 300 Hz to 3.4 kHz
Total harmonic distortion with
metering
Idle Channel Noise
C-message weighted noise
2-wire,
2-wire,
2-wire,
4-wire,
4-wire,
4-wire,
Psophometric weighted noise
2-wire,
2-wire,
2-wire,
4-wire,
4-wire,
4-wire,
Psophometric idle channel noise
with metering
4-wire
Signal Frequency Out-of-Band Noise (See Test Circuit E)
Metallic
4 kHz to 9 kHz
9 kHz to 1 MHz
256 kHz and harmonics
Longitudinal
1 kHz to 15 kHz
Above 15 kHz
256 kHz and harmonics
DC Feed Currents (See Figure 1a, 1b, 1c) Battery = –48 V
Active state loop-current accuracy
I
LOOP
(nominal) = 40 mA
OHT state
R
L
= 600
Tip Open state
R
L
= 600
Open Circuit state
R
L
= 0
Fault current limit, I
L
LIM (I
AX
+ I
BX
)
A and B shorted to GND
–
64
–
55
–
50
–
40
–
35
dB
4, 10
0
°
C to +70
°
C
0
°
C to +70
°
C
–
40
°
C to +85
°
C
0
°
C to +70
°
C
0
°
C to +70
°
C
–
40
°
C to +85
°
C
0
°
C to +70
°
C
0
°
C to +70
°
C
–
40
°
C to +85
°
C
0
°
C to +70
°
C
0
°
C to +70
°
C
–
40
°
C to +85
°
C
–
1*
+7
+7
+7
+7
+7
+7
–
83
–
83
–
83
–
83
–
83
–
83
+15
+12
+15
+15
+12
+15
–
75
–
78
–
75
–
75
–
78
–
75
–
46
–
52
dBrnC
—
—
4
—
—
4
7
—
4, 7
7
—
4, 7
–
1*
–
1*
dBmp
–
1*
2-wire
4, 11
–
76
–
76
–
57
–
70
–
85
–
57
dBm
4, 5, 9
4, 5, 9
4, 5
4, 5, 9
4, 5, 9
4, 5
–
7.5
+7.5
%
18
20
22
1.0
mA
1.0
130
mA
ELECTRICAL CHARACTERISTICS (continued)
Description
Test Conditions (See Note 1)
Min
Typ
Max
Unit
Note
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