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參數資料
| 型號： | TS482IST |
| 廠商： | STMICROELECTRONICS |
| 元件分類： | 音頻／視頻放大 |
| 英文描述： | 0.107 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO8 |
| 封裝： | LEAD FREE, MINI, SOP-8 |
| 文件頁數： | 21/26頁 |
| 文件大?。?/td> | 615K |
| 代理商： | TS482IST |
Electrical Characteristics
TS482
4/26
Table 4.
Electrical characteristics when VCC = +3.3V, GND = 0V, Tamb = 25°C (unless
otherwise specified) (1)
Symbol
Parameter
Min.
Typ.
Max.
Unit
ICC
Supply Current
No input signal, no load
5.3
7.2
mA
VIO
Input Offset Voltage (VICM = VCC/2)
15
mV
IIB
Input Bias Current (VICM = VCC/2)
200
500
nA
PO
Output Power
THD+N = 0.1% Max, F = 1kHz, RL = 32
THD+N = 1% Max, F = 1kHz, RL = 32
THD+N = 0.1% Max, F = 1kHz, RL = 16
THD+N = 1% Max, F = 1kHz, RL = 16
23
36
27
28
38
42
mW
THD + N
Total Harmonic Distortion + Noise (Av=-1)
(1)
RL = 32, Pout = 16mW, 20Hz ≤F ≤20kHz
RL = 16, Pout = 35mW, 20Hz ≤F ≤20kHz
1.
Fig. 68 to 79 show dispersion of these parameters.
0.03
%
PSRR
Power Supply Rejection Ratio (Av=1), inputs floating
F = 100Hz
, Vripple = 100mVpp
80
dB
IO
Max Output Current
THD +N < 1%, RL = 16 connected between out and VCC/2
64
75
mA
VO
Output Swing
VOL: RL = 32
VOH: RL = 32
VOL: RL = 16
VOH: RL = 16
2.85
2.68
0.3
3
0.45
2.85
0.38
0.52
V
SNR
Signal-to-Noise Ratio (Filter Type A, Av=-1)
RL = 32, THD +N < 0.2%, 20Hz ≤F ≤20kHz
92
107
dB
Crosstalk
Channel Separation, RL = 32
F = 1kHz
F = 20Hz to 20kHz
Channel Separation, RL = 16
F = 1kHz
F = 20Hz to 20kHz
100
80
100
80
dB
CI
Input Capacitance
1
pF
GBP
Gain Bandwidth Product (RL = 32)
1.2
2
MHz
SR
Slew Rate, Unity Gain Inverting (RL = 16)
0.45
0.7
V/s
1.
All electrical values are guaranteed with correlation measurements at 2V and 5V.
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