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| 型號(hào)： | AM79C031 |
| 廠商： | Electronic Theatre Controls, Inc. |
| 英文描述： | Advanced Subscriber Line Interface Circuit (ASLIC) Device |
| 中文描述： | 高級(jí)用戶線接口電路（ASLIC）設(shè)備 |
| 文件頁(yè)數(shù)： | 20/48頁(yè) |
| 文件大小： | 501K |
| 代理商： | AM79C031 |
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20
Am79213/Am79C203/031 Data Sheet
No.
Item
Condition
Min
Typ
Max
Unit
Note
16
PSRR (V
CC
)
50 to 3400 Hz
25
45
dB
3, 5
3.4 kHz to 50 kHz
25
35
2, 4
17
Low frequency induction
(REA method)
Active state, VLONG = 30 Vrms,
I
L
= 20 mA, f = 60 Hz
+23
dBrnC
4
18
Longitudinal AC current
per wire
f = 15 to 60 Hz
20
mArms
Table 5. ASLAC Device DC Specifications
No.
Item
Condition
Min
Typ
Max
Unit
Note
1
Input Low voltage
(Any digital input)
–
0.5
0.8
V
2
Input High voltage
(Any digital input)
2.0
V
CC
+ 0.5
3
Input leakage current
(Any digital input)
–
10
+10
μA
15
4
Input hysteresis (FS and
RST only)
0.5
V
4
5
Ternary output voltages
C2
–
C1
High voltage
I
OUT
= ±200 μA
V
CC
–
0.85
V
Low voltage
I
OUT
= ±200 μA
0.65
Output current
Mid level
–
1
+1
μA
6
Output Low voltage on
digital outputs
DXA, DXB, DI/O, TNT,
TSCA, TSCB, I/O
1
, I/O
2
,
I/O
3
, I/O
4
I
OL
= 2 mA
0.4
V
TSCA, TSCB
I
OL
= 14 mA
0.4
I/O
1
, I/O
2
, I/O
3
, I/O
4
I
OL
= 10 mA
1.0
7
Output High voltage (all
digital outputs except
INT in the Open Drain
state and TSC)
I
OH
= 400 μA
V
CC
–
0.4
8
DC Feed
ILA = 47.6 mA, RFD = 403
,
N2 = 2, VAS = 10.3 V,
IBAT = 69.9
μ
A
19
IDC
Active state,
Normal polarity, IAB = 0,
VAPP = 50.2 V
172.7
188.5
204.9
μ
A
In resistive-feed region
0.0624
0.0694
0.0764
A/A
IAB
IBAT = 69.9
μ
A
Adjust IAB until IDC = 0
27.93
29.93
31.93
μ
A
19
Measured VAPP
Programmed VAPP = 50.2 V
±2.2
V
Measured VAS
Programmed VAS = 10.3 V
±1.6
Table 4. ASLIC Device Transmission Specifications (continued)
IDC
--------------
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