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參數(shù)資料
| 型號： | TDA7438D013TR |
| 廠商： | STMICROELECTRONICS |
| 元件分類： | 音頻控制 |
| 英文描述： | 2 CHANNEL(S), TONE CONTROL CIRCUIT, PDSO28 |
| 封裝： | SO-28 |
| 文件頁數(shù)： | 14/19頁 |
| 文件大?。?/td> | 215K |
| 代理商： | TDA7438D013TR |
Obsolete
Product(s)
- Obsolete
Product(s)
TDA7438
4/19
SPEAKER ATTENUATORS
CRANGE
Control Range
76
dB
SSTEP
Step Resolution
0.5
1
1.5
dB
EA
Attenuation Set Error
AV = 0 to -20dB
-1.5
0
1.5
dB
AV = -20 to -56dB
-2
0
2
dB
ET
Tracking Error
AV = 0 to -24dB
0
1
dB
AV = -24 to -47dB
0
2
dB
VDC
DC Step
adjacent attenuation steps
0
3
mV
Amute
Mute Attenuation
80
100
dB
AUDIO OUTPUTS
VCLIP
Clipping Level
d = 0.3%
2.1
2.6
VRMS
RL
Output Load Resistance
2
K
RO
Output Impedance
10
40
70
W
VDC
DC Voltage Level
3.8
V
GENERAL (Gain, Bass, Treble, Middle Controls Flat)
ENO
Output Noise
All gains = 0dB;
BW = 20Hz to 20KHz flat
515
V
Et
Total Tracking Error
(Volume + Speaker Attenuator)
AV = 0 to -24dB
0
1
dB
AV= -24 to -47dB
0
2
dB
AV = -47 to -79dB
0
3
dB
S/N
Signal to Noise Ratio
All gains 0dB; VO = 1VRMS ;90
106
dB
SC
Channel Separation Left/Right
80
100
dB
dDistortion
AV = 0; VI = 1VRMS ;
0.01
0.08
%
BUS INPUT
VIL
Input Low Voltage
1V
VIH
Input High Voltage
3
V
IIN
Input Current
VIN = 0.4V
-5
5
A
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
Table 5 (continued)
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PDF描述 |
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| TDA7439D | 2 CHANNEL(S), TONE CONTROL CIRCUIT, PDSO28 |
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| TDA7440D | 2 CHANNEL(S), TONE CONTROL CIRCUIT, PDSO28 |
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| TDA7439 | 功能描述:音頻 DSP 3-Band Digital Cont RoHS:否 制造商:Texas Instruments 工作電源電壓: 電源電流: 工作溫度范圍: 安裝風(fēng)格: 封裝 / 箱體: 封裝:Tube |
| TDA7439_08 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:Three-band digitally-controlled audio processor |
| TDA7439B | 功能描述:音頻 DSP 3-Band Digital Cont RoHS:否 制造商:Texas Instruments 工作電源電壓: 電源電流: 工作溫度范圍: 安裝風(fēng)格: 封裝 / 箱體: 封裝:Tube |
| TDA7439D | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:THREE BANDS DIGITALLY CONTROLLED AUDIO PROCESSOR |
| TDA7439DS | 功能描述:音頻 DSP 3-Band Digital Cont RoHS:否 制造商:Texas Instruments 工作電源電壓: 電源電流: 工作溫度范圍: 安裝風(fēng)格: 封裝 / 箱體: 封裝:Tube |
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