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參數(shù)資料
| 型號： | TDA7340G |
| 廠商： | 意法半導體 |
| 英文描述： | AUDIO SIGNAL PROCESSOR |
| 中文描述： | 音頻信號處理器 |
| 文件頁數(shù)： | 5/27頁 |
| 文件大?。?/td> | 205K |
| 代理商： | TDA7340G |
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ELECTRICALCHARACTERISTICS
(continued.)
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
DIFFERENTIAL CD STEREO INPUT
R
I
Input Resistance
Input selector BIT D6 = 0 (0dB)
Input selector BIT D6 = 1(-6dB)
V
CM
= 1V
RMS
;
10
14
48
45
15
20
75
70
0.01
5
0
-6
20
30
K
K
dB
dB
%
μ
V
dB
dB
CMRR
Common Mode Rejection Ratio
f = 1KHz
f = 10KHz
d
Distortion
Input Noise
Differential Gain
V
I
= 1V
RMS
20Hz to 20KHz; Flat; D6 = 0
D6 = 0
D6 = 1
0.08
e
IN
G
DIFF
-1
-7
1
-5
DIFFERENTIAL TELEPHONE MONOINPUT
R
I
Input Resistance
CMRR
Common Mode Rejection Ratio
d
Distortion
e
IN
Input Noise
G
DIFF
Differential Gain
14
45
20
60
0.15
10
-3.75
26
K
dB
%
μ
V
dB
V
CM
= 1V
RMS
; f = 1KHz
V
I
= 1V
RMS
20Hz to 3 KHz; Flat
0.5
-4.75
-2.75
VOLUMECONTROL
R
I
C
MAX
A
MAX
A
STEPC
Input Resistance (INR, INL)
Max Gain
Max Attenuation
Step Resolution Coarse
Attenuation
Step Resolution Fine
Attenuation
Attenuation Set Error
24
35
20
59.7
1.25
46
K
dB
dB
dB
18.75
57.7
0.50
21.25
62.7
2.00
A
STEPF
0.11
0.31
0.51
dB
E
A
G = -20 to 20dB
G = -20 to -59.7dB
-1.25
3
0
1.25
2
2
3
5
dB
dB
dB
mV
mV
E
T
V
DC
Tracking Error
DC Steps
Adjacent Attenuation Steps
from 0dB to A
MAX
-3
0.1
0.5
LOUDNESS CONTROL
(LOUDL, LOUDR)
R
I
Internal Resistance
A
STEP
Step Resolution
A
MAX
Max Attenuation
35
0.5
17.5
50
1.25
18.75
65
2.0
20.0
K
dB
dB
ZERO CROSSING MUTE
V
TH
Zero Crossing Threshold (1)
WIN = 11
WIN = 10
WIN = 01
WIN = 00
20
40
80
160
100
0.3
mV
mV
mV
mV
dB
mV
A
MUTE
V
DC
Mute Attenuation
DC Step
80
0dB to Mute
3
SOFT MUTE
A
MUTE
t
D
Mute Attenuation
Delay Time
45
0.8
15
60
1.5
25
dB
ms
ms
C
EXT
= 22nF;
0 to -20dB;
I = I
MAX
I = I
MIN
2.0
45
SOFT MUTEAT PHONE-GND
V
il
Input Low Voltage
1.4
1.6
V
(1) WIN represents the MUTE programming bit pair D6,D5 for the zero crossing windowthreshold
TDA7340G
5/27
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相關(guān)代理商/技術(shù)參數(shù) |
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| TDA7340P | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:AUDIO SIGNAL PROCESSOR |
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