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參數(shù)資料
| 型號： | TDA7442 |
| 廠商： | STMICROELECTRONICS |
| 元件分類： | 音頻控制 |
| 英文描述： | 2 CHANNEL(S), TONE CONTROL CIRCUIT, PDIP32 |
| 封裝： | PLASTIC, SDIP-32 |
| 文件頁數(shù)： | 11/17頁 |
| 文件大?。?/td> | 158K |
| 代理商： | TDA7442 |
3/17
TDA7442 - TDA7442D
Table 2. Quick Reference Data
Table 3. Thermal Data
Table 4. Absolute Maximum Ratings
Symbol
Parameter
Min.
Typ.
Max.
Unit
VS
Supply Voltage
7
9
10.2
V
VCL
Max. input signal handling
2
Vrms
THD
Total Harmonic Distortion V = 1Vrms f = 1KHz
0.01
0.1
%
S/N
Signal to Noise Ratio Vout = 1Vrms (mode = OFF)
106
dB
SC
Channel Separation f = 1KHz
90
dB
Treble Control (2db step)
-14
+14
dB
Bass Control (2dB step)
-14
+14
dB
Balance Control 1dB step (LCH, RCH)
-79
0
dB
Mute Attenuation
100
dB
Symbol
Parameter
Value
Unit
Rth j-pins
Thermal Resistance Junction-pins
Max.
85
°C/W
Symbol
Parameter
Value
Unit
VS
Operating Supply Voltage
11
V
Tamb
Operating Ambient Temperature
-10 to 70
°C
Tstg
Storage Temperature Range
-55 to +150
°C
Table 5. Electrical Characteristics
Refer to the test circuit Tamb = 25°C, VS = 9V, RL = 10K, Vin = 1Vrms; RG = 600, all controls flat (G =
0dB), Effect Ctrl = -6dB, MODE = OFF; f = 1KHz unless otherwise specified.
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
SUPPLY
VS
Supply Voltage
7
9
10.2
V
IS
Supply Current
10
18
26
mA
SVR
Ripple Rejection
LCH / RCH out, Mode = OFF
60
80
dB
INPUT STAGE
RIN
Input Resistance
35
50
65
K
VCL
Clipping Level
THD = 0.3%
2
2.5
Vrms
CRANGE
Control Range
31.5
dB
AVMIN
Min. Attenuation
-1
0
1
dB
AVMAX
Max. Attenuation
31
31.5
32
dB
ASTEP
Step Resolution
0.5
1
dB
BASS CONTROL
Gb
Control Range
Max. Boost/cut
±11.5
±14.0
±16.0
dB
BSTEP
Step Resolution
1
2
3
dB
RB
Internal Feedback Resistance
32
44
56
K
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| TDA7442D | 功能描述:多媒體雜項 Tone Control Suround Digtal Cntrold Audio RoHS:否 制造商:Texas Instruments 類型: 通道數(shù)量: 轉(zhuǎn)換速率:540 Mbps 分辨率: 封裝 / 箱體:SOIC-16 封裝:Tube |
| TDA7442D013TR | 功能描述:多媒體雜項 Tone Control Suround Digtal Cntrold Audio RoHS:否 制造商:Texas Instruments 類型: 通道數(shù)量: 轉(zhuǎn)換速率:540 Mbps 分辨率: 封裝 / 箱體:SOIC-16 封裝:Tube |
| TDA7443D | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:TONE CONTROL AND SURROUND DIGITALLY CONTROLLED AUDIO PROCESSOR WITH AGC |
| TDA7448 | 功能描述:音頻放大器 6 Ch Volume CNTRL 0 to -79dB 1.0dB CNT RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel |
| TDA7448_04 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:6 CHANNEL VOLUME CONTROLLER |
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