參數(shù)資料
型號： S1T2425A
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)： 4/7頁
文件大小： 77K
代理商： S1T2425A
S1T2425A
SPEECH NETWORK WITH DIALER INTERFACE
4
NOTE
: Typicals are tested or guaranteed.
EQ Bias Voltage
Speech Mode
Pulse Mode
Speech, Pulse Mode
V
BIAS (EQ)
@ V
LR
= 0.5V
@ V
LR
= 0.5V
@ V
LR
= 2.5V
0.66
1.3
3.3
V
dc
DIALING INTERFACE
MT Input Resistance
R
1 (MT)
V
IH (MT)
V
IL (MT)
R
I (MS)
V
IH (MS)
V
IL MS)
R
I (T1)
G
V (MF)
50
100
k
MT Input High Voltage
V
DD
-0.3
-
V
dc
V
dc
k
MT Input Low Voltage
1.0
MS Input Resistance
280
600
MS Input High Voltage
2.0
V
dc
V
dc
k
MS Input Low Voltage
TI Input Resistance
1.25
0.3
DTMF Gain
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
DD
V
O (DM)
V
O (AM)
I
OSM (MAX)
I
ODM (MAX)
I
LKG (VDD)
(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+ = 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
Current Leakage
V + = 0, V
DD
= 3.0V
1.5
μ
A
ELECTRICAL CHARACTERISTICS (T
a
= 25
°
C) (Continued)
Characteristic
Symbol
Test Conditions
Min.
Typ.
Max.
Unit
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