參數(shù)資料
型號: KA2425A
廠商: SAMSUNG SEMICONDUCTOR CO. LTD.
英文描述: SPEECH NETWORK WITH DIALER INTERFACE
中文描述: 語音網(wǎng)絡與撥號器接口
文件頁數(shù): 4/6頁
文件大?。?/td> 91K
代理商: KA2425A
KA2425A SPEECH NETWORK WITH DIALER INTERFACE
ELECTRICAL CHARACTERISTICS
(Continued)
Characteristic
Symbol
Test Conditions
Min
Typ
Max
Unit
DIALING INTERFACE
MT Input Resistance
R
1 (MT)
-
50
100
-
K
MT Input High Voltage
V
IH (MT)
-
V
DD
-0.3
-
-
V
dc
MT Input Low Voltage
V
IL (MT)
-
-
-
1.0
V
dc
MS Input Resistance
R
I (MS)
-
280
600
-
K
MS Input High Voltage
V
IH (MS)
-
2.0
-
-
V
dc
MS Input Low Voltage
TI Input Resistance
V
IL MS)
R
I (T1)
-
-
-
-
-
1.25
0.3
-
V
dc
K
DTMF Gain
G
V (MF)
-
3.2
4.8
6.2
dB
LINE INTERFACE
V+ Current (Pin 12 Grounded)
Speech Mode
Speech/Pulse Modes
Tone Mode
1+
V+ = 1.7V
V+ = 12V
V+ = 12V
4.5
5.5
6.0
7.1
8.4
8.8
9.0
12.5
14.0
mA
V+ Voltage
Speech/Pulse Mode
Speech/Pulse Mode
Speech/Pulse Mode
Tone Mode
Tone Mode
V+
I
L
= 20mA
I
L
= 30mA
I
L
= 120mA
I
L
= 20mA
I
L
= 30mA
2.6
3.0
7.0
4.1
4.5
3.2
3.7
8.2
4.9
6.4
3.8
4.4
9.5
5.7
6.2
V
dc
LR Level Shift
Speech/Pulse Mode
Tone Mode
V
LR
V + -V
LR
-
-
2.7
4.3
-
-
V
dc
LC Terminal Resistance
R
LC
-
36
57
94
K
VOLTAGE REGULATORS
VR Voltage
Load Regulation
Line Regulation
V
R
V
O
V
O
(V+ = 1.7V)
0mA < I
R
< 1.6mA
2.0V < V + < 6.5V
1.1
-
-
1.2
20
25
1.3
-
-
V
dc
mV
mV
V
DD
Voltage
Load Regulation (Dialing Mode)
Line Regulation (All Modes)
Max. Output Current
Max. Output Current
V
DD
V
O (DM)
V
O (AM)
I
OSM (MAX)
I
ODM (MAX)
I
LKG (VDD)
(V+ = 4.5V)
0 < I
DD
< 1.6mA
4.0V < V + < 9.0V
Speech Mode
Dialing Mode
3.0
-
-
375
1.6
3.3
0.25
50
550
2.0
3.8
-
-
1000
3.6
V
dd
V
dd
mV
μ
A
mA
V
DD
Leakage Current
V + = 0, V
DD
= 3.0V
-
-
1.5
μ
A
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