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參數(shù)資料
| 型號(hào)： | TDA7340P |
| 廠商： | 意法半導(dǎo)體 |
| 英文描述： | AUDIO SIGNAL PROCESSOR |
| 中文描述： | 音頻信號(hào)處理器 |
| 文件頁(yè)數(shù)： | 6/16頁(yè) |
| 文件大小： | 115K |
| 代理商： | TDA7340P |
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ELECTRICALCHARACTERISTICS
(continued.)
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
BASS CONTROL
C
RANGE
A
STEP
R
B
Control Range
Step Resolution
Internal Feedback Resistance
±
11.5
1
35
±
14
2
50
±
16
3
65
dB
dB
K
TREBLE CONTROL
C
RANGE
A
STEP
Control Range
Step Resolution
±
13
1
±
14
2
±
15
3
dB
dB
SPEAKER ATTENUATORS
C
RANGE
Control Range
A
STEP
Step Resolution
A
MUTE
Output Mute Attenuation
E
A
Attenuation Set Error
V
DC
DC Step
35.0
0.5
80
37.5
1.25
100
40.0
2.0
dB
dB
dB
dB
mV
Data Word = 38.75dB
1.50
3
Adjacent Attenuation Steps
0.1
AUDIO OUTPUTS
V
CLIP
R
L
R
OUT
V
DC
Clipping Level
Output Load Resistance
Output Impedance
DC Voltage Level
d = 0.3%
2.1
2
2.6
V
RMS
K
V
30
3.8
100
4.1
3.5
PAUSE DETECTOR
V
TH
Zero Crossing Threshold (1)
WIN = 11
WIN = 10
WIN = 01
WIN = 00
20
40
80
160
25
3.0
mV
mV
mV
mV
μ
A
V
I
DELAY
V
THP
Pull-up Current
Pause Threshold
15
35
GENERAL
E
NO
Output Noise
BW = 20Hz to 20KHz, flat
Output Muted
All gains = 0dB
All gains 0dB; V
O
= 1V
RMS
;
V
I
= 1V
RMS
;
2.5
5
106
0.01
100
0
0
15
μ
V
μ
V
dB
%
dB
dB
dB
S/N
d
S
C
E
T
Signal to Noise Ratio
Distortion
Channel Separation Left/Right
Total Tracking Error
0.08
80
A
V
= 0to -20dB;
A
V
= -20to -60dB;
1
2
BUS INPUT
V
IL
V
IH
I
IN
V
O
Input Low Voltage
Input High Voltage
Input Current
Output Voltage SDA
Acknowledge
1
V
V
μ
A
V
3
-5
V
IN
= 0.4V
I
O
= 1.6mA
5
0.4
0.8
(1) WIN represent the MUTE programming bit paIr D6,D5 for the zero crossing window threshold
TDA7340
6/16
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