參數(shù)資料
型號: TDA7411
廠商: STMICROELECTRONICS
元件分類: 音頻控制
英文描述: 2 CHANNEL(S), TONE CONTROL CIRCUIT, PQFP44
封裝: 10 X 10 MM, 1.40 MM HEIGHT, TQFP-44
文件頁數(shù): 39/43頁
文件大?。?/td> 617K
代理商: TDA7411
Obsolete
Product(s)
- Obsolete
Product(s)
5/43
TDA7411
ELECTRICAL CHARACTERISTICS
(VS = 8V; Tamb = 25°C; RL = 10K; all gains = 0dB; f = 1KHz; unless otherwise specified)
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
INPUT SELECTOR
Rin
Input Resistance
all inputs except Phone
70
100
130
K
VCL
Clipping Level
THD < 0.3%
1.6
1.7
VRMS
SIN
Input Separation
80
100
dB
GIN MIN
Min. Input Gain
-0.5
0
0.5
dB
GIN MAX
Max. Input Gain
14
15
16
dB
GSTEP
Step Resolution
0.5
1
1.5
dB
VDC
DC Steps
Adjacent Gain Step
-5
0.5
5
mV
GMIN to GMAX
-10
5
10
mV
FULL AND QUASI DIFFERENTIAL STEREO INPUT
Rin
Input Resistance (see Figure 1)
Differential
70
100
130
K
Common Mode
70
100
130
K
CMRR
Common Mode Rejection Ratio
VCM = 1VRMS @ 1KHz
45
70
dB
VCM = 1VRMS @ 10KHz
45
60
dB
eN
Output Noise @ Speaker Outputs 20Hz to 20KHz flat; all stages 0dB
915
V
MONO DIFFERENTIAL INPUT (NV and MD in differential mode)
Rin
Input Resistance
Differential
40
56
K
CMRR
Common Mode Rejection Ratio
VCM = 1VRMS @ 1KHz
40
70
dB
VCM = 1VRMS @ 10KHz
40
60
dB
VOLUME CONTROL
GMAX
Max Gain
14
15
16
dB
AMAX
Max Attenuation
74
79
dB
ASTEP
Step Resolution
0.5
1
1.5
dB
EA
Attenuation Set Error
G = -20 to +20dB
-1.25
0
+1.25
dB
G = -60 to +20dB
-4
0
+3
dB
ET
Tracking Error
2dB
VDC
DC Steps
Adjacent Attenuation Steps
0.1
3
mV
From 0dB to GMIN
0.5
5
mV
SOFT MUTE/AFS
AMUTE
Mute Attenuation
80
100
dB
TD
Delay Time
T1
0.24
ms
T2
0.48
ms
T3
10.1
ms
T4
20.2
ms
VTH low
Low Threshold for Mute/AFS-Pin1
1V
VTH high
High Threshold for SM -Pin
1.8
V
VTH high
High Threshold for AFS -Pin
2.4
V
VSMon
Monitor Voltage for SMon
2.4
V
RPD
Internal Pull-up Resistor
100
K
BASS CONTROL
CRANGE
Control Range
±13
±15
±17
dB
ASTEP
Step Resolution
0.5
1
1.5
dB
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