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參數資料
| 型號： | TS4984IQT |
| 廠商： | STMICROELECTRONICS |
| 元件分類： | 音頻／視頻放大 |
| 英文描述： | 1 W, 2 CHANNEL, AUDIO AMPLIFIER, QCC16 |
| 封裝： | 4 X 4 MM, 0.50 MM PITCH, LEAD FREE, TQFN-16 |
| 文件頁數： | 24/29頁 |
| 文件大?。?/td> | 901K |
| 代理商： | TS4984IQT |
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TS4984
Electrical characteristics
4/29
3
Electrical characteristics
Table 4: Electrical characteristics for VCC = +5V, GND = 0V, Tamb = 25°C (unless otherwise
specified)
Symbol
Parameter
Min.
Typ.
Max.
Unit
ICC
Supply Current
No input signal, no load
7.4
12
mA
ISTANDBY
Standby Current 1
No input signal, Vstdby = GND, RL = 8
1)
Standby mode is activated when Vstdby is tied to Gnd.
10
1000
nA
Voo
Output Offset Voltage
No input signal, RL = 8
110
mV
Pout
Output Power
THD = 1% Max, F = 1kHz, RL = 8
0.8
1
W
THD + N
Total Harmonic Distortion + Noise
Po = 1Wrms, Av = 2, 20Hz
≤ F ≤ 20kHz, RL = 8
0.2
%
PSRR
Power Supply Rejection Ratio2
RL = 8
, Av = 2, Vripple = 200mVpp, Input Grounded
F = 217Hz
F = 1kHz
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.
55
62
64
dB
Crosstalk
Channel Separation, RL = 8
F = 1kHz
F = 20Hz to 20kHz
-92
-70
dB
TWU
Wake-Up Time (Cb = 1F)
90
130
ms
TSTDB
Standby Time (Cb = 1F)
10
s
VSTDBH
Standby Voltage Level High
1.3
V
VSTDBL
Standby Voltage Level Low
0.4
V
ΦM
Phase Margin at Unity Gain
RL = 8, CL = 500pF
65
Degrees
GM
Gain Margin
RL = 8, CL = 500pF
15
dB
GBP
Gain Bandwidth Product
RL = 8
1.5
MHz
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相關代理商/技術參數 |
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|---|---|
| TS4985 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:2x1.2w Stereo Audio Power Amplifier with Dedicated Standby Pins |
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| TS4985EIKJT | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:2x1.2w Stereo Audio Power Amplifier with Dedicated Standby Pins |
| TS4985EKIJT | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:2x1.2w Stereo Audio Power Amplifier with Dedicated Standby Pins |
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