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参数资料
| 型号： | TDA7439B |
| 厂商： | STMICROELECTRONICS |
| 元件分类： | 音频控制 |
| 英文描述： | 2 CHANNEL(S), TONE CONTROL CIRCUIT, PDIP28 |
| 封装： | DIP-28 |
| 文件页数： | 15/19页 |
| 文件大小： | 169K |
| 代理商： | TDA7439B |
ELECTRICAL CHARACTERISTICS (continued.)
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
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
VDC
DC Voltage Level
3.5
3.8
4.1
V
GENERAL
ENO
Output Noise
All gains = 0dB;
BW = 20Hz to 20KHz flat
515
V
Et
Total Tracking Error
AV = 0 to -24dB
0
1
dB
AV = -24 to -47dB
0
2
dB
S/N
Signal to Noise Ratio
All gains 0dB; VO =1VRMS ;
95
106
dB
SC
Channel Separation Left/Right
80
100
dB
d
Distortion
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
0
5
A
VO
Output Voltage SDA
Acknowledge
IO = 1.6mA
0.4
0.8
V
0/30dB
2dB STEP
MUXOUTL
INL
VOLUME
TREBLE
TREBLE(L)
MIDDLE
MUXOUTR
INR
TREBLE(R)
BOUT(L)
MIN(L)
SPKR ATT
LEFT
LOUT
SCL
SDA
DIGGND
ROUT
D95AU339B
I
2CBUS DECODER + LATCHES
5.6nF
2.2
F
100K
G
L-IN1
L-IN2
L-IN3
L-IN4
0.47
F
0.47
F
0.47
F
0.47
F
100K
R-IN1
R-IN2
R-IN3
R-IN4
0.47
F
0.47
F
0.47
F
0.47
F
G
INPUT MULTIPLEXER
+ GAIN
MOUT(L)
BASS
BIN(L)
18nF
22nF
100nF
2.7K
5.6K
BASS
SPKR ATT
RIGHT
MIN(R)
MOUT(R)
BOUT(R)
BIN(R)
5.6nF
18nF
22nF
100nF
2.7K
5.6K
SUPPLY
10
F
CREF
AGND
V
S
R
M
R
B
RM
RB
6
11
12
13
14
10
9
8
7
30
1
29
5
3
4
17
18
28
19
20
21
22
2
15
16
27
26
25
23
24
VREF
2.2
F
TEST CIRCUIT
TDA7439
5/19
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相关代理商/技术参数 |
参数描述 |
|---|---|
| TDA7439D | 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:THREE BANDS DIGITALLY CONTROLLED AUDIO PROCESSOR |
| TDA7439DS | 功能描述:音频 DSP 3-Band Digital Cont RoHS:否 制造商:Texas Instruments 工作电源电压: 电源电流: 工作温度范围: 安装风格: 封装 / 箱体: 封装:Tube |
| TDA7439DS_07 | 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:Three-band digitally-controlled audio processor |
| TDA7439DS13TR | 功能描述:音频 DSP 3-Band Digital Cont RoHS:否 制造商:Texas Instruments 工作电源电压: 电源电流: 工作温度范围: 安装风格: 封装 / 箱体: 封装:Tube |
| TDA7440 | 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:TONE CONTROL DIGITALLY CONTROLLED AUDIO PROCESSOR |
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