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參數(shù)資料
| 型號(hào)： | TDA7339 |
| 廠商： | STMICROELECTRONICS |
| 元件分類： | 音頻控制 |
| 英文描述： | 2 CHANNEL(S), TONE CONTROL CIRCUIT, PDIP28 |
| 封裝： | DIP-28 |
| 文件頁數(shù)： | 6/12頁 |
| 文件大?。?/td> | 81K |
| 代理商： | TDA7339 |
ELECTRICAL CHARACTERISTICS (VS = 9V; RL = 10K
; f = 1KHz; all control = flat (G = 0); Tamb =
25
°C Refer to the test circuit, unless otherwise specified.)
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
INPUTS
Rin
Input Resistance
35
50
65
K
1st VOLUME CONTROL
CRANGE
Control Range
45
47
49
dB
AVMAX
Maximum Attenuation
45
47
49
dB
Astep
Step Resolution
0.5
1.0
1.5
dB
EA
Attenuation Set Error
G = 0 to -24dB
-1.0
1.0
dB
G = -24 to -47dB
-1.5
1.5
dB
Et
Tracking Error
G = 0 to -24dB
1
dB
G = 24 to -47dB
2
dB
Amute
Mute Attenuation
80
100
dB
VDC
DC Steps
Adiacent Attenuation Steps
0
3
mV
From 0dB to AVMAX
0.5
5
mV
2nd VOLUME CONTROL
CRANGE
Control Range
45
47
49
dB
AVMAX
Maximum Attenuation
45
47
49
dB
Astep
Step Resolution
0.5
1.0
1.5
dB
EA
Attenuation Set Error
G = 0 to -24dB
-1.0
1.0
dB
G = -24 to -47dB
-1.5
1.5
dB
Et
Tracking Error
G = 0 to -24dB
1
dB
G = 24 to -47dB
2
dB
AMUTE
Mute Attenuation
80
100
dB
VDC
DC Steps
Adiacent Attenuation Steps
0
3
mV
From 0dB to AVMAX
0.5
5
mV
BASS
Rb
Internal Feedback Resistance
32
44
56
K
CRANGE
Control Range
±11.5
±14
±16
dB
Astep
Step Resolution
0.5
1
1.5
dB
MIDDLE
Rb
Internal Feedback Resistance
18
25
32
K
CRANGE
Control Range
±11.5
±14
±16
dB
Astep
Step Resolution
0.5
1
1.5
dB
TREBLE
CRANGE
Control Range
±13
±14
±15
dB
Astep
Step Resolution
0.5
1
1.5
dB
SUPPLY
VS
Supply Voltage (note1)
6
9
10.5
V
IS
Supply Current
4
7
10
mA
SVR
Ripple Rejection
60
90
dB
SOFT MUTE
AMUTE
Mute Attenuation
45
60
dB
tD
Delay Time
CSM =22
F; 0 to 20dB; I = IMAX
0.8
1.5
2
ms
CSM =22
F; 0 to 20dB; I = IMIN
15
25
45
ms
TDA7339
3/12
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