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TS4984FC 数据表(PDF) 5 Page - STMicroelectronics

部件名 TS4984FC
功能描述  1.2W Stereo Audio Power Amplifier with Active Low Standby Mode
PDF  30 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

TS4984FC 数据表(HTML) 5 Page - STMicroelectronics

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TS4984FC
Electrical Characteristics
5/30
Table 5.
VCC = +3.3V, GND = 0V, Tamb = 25°C (unless otherwise specified)
Symbol
Parameter
Min.
Typ.
Max.
Unit
ICC
Supply Current
No input signal, no load
6.6
12
mA
ISTBY
Standby Current (1)
No input signal, VSTBY =GND, RL =8Ω
10
1000
nA
VOO
Output Offset Voltage
No input signal, RL =8Ω
110
mV
Pout
Output Power
THD = 1% Max, F = 1kHz, RL =8Ω
375
500
mW
THD + N
Total Harmonic Distortion
+ Noise
Pout =400mWrms, AV = 2
20Hz
≤ F ≤ 20kHz, RL = 8Ω
0.1
%
PSRR
Power Supply Rejection
Ratio(2)
RL = 8Ω, AV = 2, Vripple = 200mVpp,
Input Grounded, F
= 217Hz
55
61
dB
RL = 8Ω, AV = 2, Vripple = 200mVpp,
Input Grounded, F
= 1kHz
55
63
Crosstalk Channel Separation,
RL = 8Ω, F = 1kHz
107
dB
RL = 8Ω, F = 20Hz to 20kHz
82
twu
Wake-Up Time
Cb = 1µF
110
140
ms
tstby
Standby Time
Cb = 1µF
10
µs
VSTBYH
Standby Voltage Level
High
1.2
V
VSTBYL
Standby Voltage Level
Low
0.4
V
ΦM
Phase Margin at Unity
Gain
RL = 8Ω, CL = 500pF
65
Degrees
GM
Gain Margin
RL =8Ω, CL = 500pF
15
dB
GBP
Gain Bandwidth Product
RL = 8Ω
1.5
MHz
1.
Standby mode is activated when VSTBY is tied to Gnd.
2.
All PSRR data limits are guaranteed by production sampling tests.
Dynamic measurements - 20*log(rms(Vout)/rms(Vripple)). Vripple is the sinusoidal signal superimposed upon VCC.



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