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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(luò)與撥號器接口 |
| 文件頁數(shù)： | 3/6頁 |
| 文件大?。?/td> | 91K |
| 代理商： | KA2425A |
KA2425A SPEECH NETWORK WITH DIALER INTERFACE
ECTRICAL CHARACTERISTICS
(Continued)
Characteristic
Symbol
Test Conditions
Min
Typ
Max
Unit
SYSTEM AMPLIFIERS
T
X
Gain
TXO Bias Voltage
TXO Bias Voltage
TXO Bias Voltage
TXO Bias Voltage
TXI input Resistance
G
V (TX)
V
BIAS (SPM)
V
BIAS (TM)
V
OL (SPM)
V
OL (SPM)
R
I (TXI)
TXI to TXO
Speech/Pulse Mode
Tone Mode
Speech/Pulse Mode
Speech/Pulse Mode
24
0.45
V
R
-25
V
R
-25
-
-
26
0.52
V
R
-5.0
V
R
-5.0
125
10
28
0.60
-
-
250
-
dB
xV
R
mV
mV
mV
K
R
X
RXO Bias voltage
RXO Source current
RXO Source current
RXO High Voltage
RXO Low Voltage
V
BIAS (AM)
I
SOURCE (SM)
I
SOURCE (PTM)
V
OH (AM)
V
OL (AM)
All Mode
Speech Mode
Pulse/tone Mode
All Mode
All Mode
0.45
1.5
200
V
R
-100
-
0.52
2.0
400
V
R
-50
50
0.60
-
-
-
150
xV
R
mA
μ
A
mV
mV
SIDETONE AMPLIFIER
Gain (TXO to STA)
Speech Mode
Speech Mode
Pulse Mode
Pulse Mode
@V
LR
= 0.5V
@V
LR
= 2.5V
@V
LR
= 0.2V
@V
LR
= 1.0V
-
-
-
-
-15
-21
-15
-21
-
-
-
-
dB
STA Bias Voltage
V
BIAS (STA)
All Modes
0.65
0.8
0.9
xV
R
MICROPHONE, RECEIVER CONTROLS
MIC Saturation Voltage
V
SAT (MIC)
Speech Mode,1 = 500
μ
A
-
50
125
mV
MIC Leakage Current
I
LKG (MIC)
Dialing Mode, Pin 1=3.0V
-
0
5.0
μ
A
RMT Resistance
R
RMT (SM)
R
RMT (DM)
Speech Mode
Dialing Mode
-
5.0
8.0
10
15
18
K
RMT Delay
t
D (RMT)
Dialing to Speech
2.0
4.0
20
ms
EQUALIZATION AMPLIFIER
GAIN (V + to EQ)
Speech Mode
Speech Mode
Pulse Mode
Pulse Mode
G
V (EQ)
@ V
LR
= 0.5V
@ V
LR
= 2.5V
@ V
LR
= 0.2V
@ V
LR
= 1.0V
-
-
-
-
-12
-2.5
-12
-2.5
-
-
-
-
dB
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
G
V (STA)
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| KA2425AD | 制造商:SAMSUNG 制造商全稱:Samsung semiconductor 功能描述:SPEECH NETWORK WITH DIALER INTERFACE |
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| KA248 | 功能描述:運(yùn)算放大器 - 運(yùn)放 Quad OP amp RoHS:否 制造商:STMicroelectronics 通道數(shù)量:4 共模抑制比（最小值）:63 dB 輸入補(bǔ)償電壓:1 mV 輸入偏流（最大值）:10 pA 工作電源電壓:2.7 V to 5.5 V 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-16 轉(zhuǎn)換速度:0.89 V/us 關(guān)閉:No 輸出電流:55 mA 最大工作溫度:+ 125 C 封裝:Reel |
| KA248_Q | 功能描述:運(yùn)算放大器 - 運(yùn)放 Quad OP amp RoHS:否 制造商:STMicroelectronics 通道數(shù)量:4 共模抑制比（最小值）:63 dB 輸入補(bǔ)償電壓:1 mV 輸入偏流（最大值）:10 pA 工作電源電壓:2.7 V to 5.5 V 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-16 轉(zhuǎn)換速度:0.89 V/us 關(guān)閉:No 輸出電流:55 mA 最大工作溫度:+ 125 C 封裝:Reel |
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