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参数资料
| 型号： | TDA7435D |
| 厂商： | STMICROELECTRONICS |
| 元件分类： | 消费家电 |
| 英文描述： | SPECIALTY CONSUMER CIRCUIT, PDSO28 |
| 封装： | SO-28 |
| 文件页数： | 4/10页 |
| 文件大小： | 307K |
| 代理商： | TDA7435D |
ELECTRICAL CHARACTERISTICS (VS = 9V; RL = 10K
; Rg = 50; Tamb = 25°C; all gains = 0dB;
f = 1KHz. Refer to the test circuit, unless otherwise specified.)
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
INPUT STAGE: AUX1
RI
Input Resistance
24
33
42
K
VCL
Clipping Level
d
≤ 0.3%
2.1
2.6
VRMS
SI
Input Separation
70
80
dB
GI MIN
Minimum Input Gain
-0.75
0
0.75
dB
GI MAX
Maximum Input Gain
13.75
15
16.25
dB
Gstep
Step Resolution
0.5
1.0
1.5
dB
Ea
Set Error
-1.25
0
1.25
dB
VDC
DC Steps
Adiacent Gain Steps
0.5
10
mV
GIIN to GIMAX
2.5
mV
SPEAKER ATTENUATORS - AUX 1
CRANGE
Control Range
79
dB
Astep
Step Resolution
Av = 0 to -40dB
0.5
1
1.5
dB
AMUTE
Output Mute Attenuation
Data Word = 1111XXXX
80
105
dB
EA
Attenuation Set Error
Av = 0 to -40dB
1.5
dB
VDC
DC Steps
Adjacent Attenuation Steps
0
3
mV
AUDIO OUTPUT (Pin 4 - 5, 8 - 9, 10 - 14)
Vclip
Clipping Level
d = 0.3%
2.1
2.6
Vrms
RL
Output Load Resistance
2
K
RO
Output Impedance
20
30
100
VDC
DC Voltage Level
3.5
3.8
4.1
V
STAGE: AUX2
RI
Input Resistance
24
33
42
K
VCL
Clipping Level
2.1
2.6
Vrms
SI
Input Separation
70
80
dB
GI
Gain
-0.75
0
0.75
dB
Input Mute
80
100
dB
STAGE: HP FILTER
R1
Resistance at pin HP1
HIGHPASS BYTE
D3 = 1
XXXX1XXX
120
170
220
K
R2
Resistance at pin HP2
1
M
VCL
Clipping Level
d
≤ 0.3%
2.1
2.6
Vrms
SOFT MUTE
AMUTE
Mute Attenuation
40
50
dB
TDON
ON Delay Time
CCSM = 22nF; 0 to -20dB; I = IMAX
0.7
1
2
ms
CCSM = 22nF; 0 to -20dB; I = IMIN
10
30
50
ms
TDOFF
OFF Current
VCSM = 0V; I = IMAX
60
160
A
VCSM = 0V; I = IMIN
110
210
A
TDA7435
3/10
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