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參數(shù)資料
| 型號： | TDA7284 |
| 廠商： | 意法半導體 |
| 英文描述： | Record/PLAYBACK CIRCUIT WITH ALC(帶ALC的錄音/回放電路) |
| 中文描述： | 記錄/回放電路（帶ALC的的錄音/回放電路下，ALC） |
| 文件頁數(shù)： | 5/14頁 |
| 文件大小： | 152K |
| 代理商： | TDA7284 |
ELECTRICAL CHARACTERISTICS
(V
S
= 6V, T
amb
= 25
°
C unless otherwise specified refer to test cir-
cuit)
Symbol
V
S
I
d
E
n
Parameter
Test Condition
Min.
3
Typ.
Max.
12
8
Unit
V
mA
μ
V
Supply Voltage
Quiescent Current
Input Noise
4.5
1.2
R
g
= 2.2K
BW = 22Hz to 22kHz
R
I
G
O
V
O
Input Resistance
Open Loop Gain
Output Voltage
30
65
1.2
0.7
50
78
1.8
0.9
0.1
0.3
47
0
50
70
K
dB
V
rms
V
rms
%
%
dB
dB
dB
THD < 1%
ALC OFF
ALC ON
1.1
0.5
1
THD
Total Harmonic Distortion
V
O
= 1V
rms
ALC = ON V
I
= 100mV
V
O
= 3dB
ALC ON
f = 120Hz, C
SVR
= 33
μ
F
V
R
= 100mV, R
g
= 10K
ALC = Off
ALC OFF
I
O
= <1
μ
A
ALC Range
Channel Balance
Supply Voltage Rejection
CB
SVR
2
CS
Pin 3
Pin 3
Pin 3
Cross-talk
Turn Off Threshold
Turn On Threshold
Turn On Saturation
70
1.3
1.7
0.1
dB
V
V
V
0.8
2.25
0.2
R
L
= 10K
Figure 3:
Drain Current vs. SupplyVoltage
Figure4:
RecordingClosed Loop Gain vs.
Frequency
TDA7284
5/14
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| TDA7284D | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:RECORD/PLAYBACK CIRCUIT WITH ALC |
| TDA7285 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:STEREO CASSETTE PLAYER AND MOTOR SPEED CONTROLLER |
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| TDA7286D | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:SINGLE CHIP PREAMPLIFIER FOR DOUBLE DECK RADIO CASSETTE RECORDER |
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