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參數資料
| 型號： | TS4994EIKJT |
| 廠商： | STMICROELECTRONICS |
| 元件分類： | 音頻／視頻放大 |
| 英文描述： | 1.2 W, 1 CHANNEL, AUDIO AMPLIFIER, PBGA9 |
| 封裝： | ROHS COMPLIANT, FCP-9 |
| 文件頁數： | 32/35頁 |
| 文件大小： | 694K |
| 代理商： | TS4994EIKJT |
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Electrical characteristics
TS4994FC
6/35
Table 4.
Electrical characteristics for VCC = +3.3V (all electrical values are guaranteed with
correlation measurements at 2.6V and 5V), GND = 0V, Tamb = 25°C (unless otherwise
specified)
Symbol
Parameter
Min.
Typ.
Max.
Unit
ICC
Supply current no input signal, no load
3
7
mA
ISTBY
Standby current
No input signal, VSTBY = VSM = GND, RL = 8Ω
No input signal, VSTBY = VSM = VCC, RL = 8Ω
10
1000
nA
Voo
Differential output offset voltage
No input signal, RL = 8Ω
0.1
10
mV
VICM
Input common mode voltage
CMRR
≤ -60dB
0.6
VCC -0.9
V
Pout
Output power
THD = 1% max, F= 1kHz, RL = 8Ω
300
500
mW
THD + N
Total harmonic distortion + noise
Pout = 300mW rms, AV = 1, 20Hz ≤ F ≤ 20kHz, RL = 8Ω
0.5
%
PSRRIG
Power supply rejection ratio with inputs grounded(1)
F = 217Hz, R = 8
Ω, AV = 1, Cin = 4.7μF, Cb =1μF
Vripple = 200mVPP
100
dB
CMRR
Common mode rejection ratio
F = 217Hz, RL = 8Ω, AV = 1, Cin = 4.7μF, Cb =1μF
Vic = 200mVPP
90
dB
SNR
Signal-to-noise ratio (A-weighted filter, AV = 2.5)
RL = 8Ω, THD +N < 0.7%, 20Hz ≤ F ≤ 20kHz
100
dB
GBP
Gain bandwidth product
RL = 8Ω
2MHz
VN
Output voltage noise, 20Hz
≤ F ≤ 20kHz, RL = 8Ω
Unweighted, AV = 1
A-weighted, AV = 1
Unweighted, AV = 2.5
A-weighted, AV = 2.5
Unweighted, AV = 7.5
A-weighted, AV = 7.5
Unweighted, Standby
A-weighted, Standby
6
5.5
12
10.5
33
28
1.5
1
μVRMS
tWU
Wake-up time(2)
Cb =1μF
15
ms
1.
Dynamic measurements - 20*log(rms(Vout)/rms (Vripple)). Vripple is the super-imposed sinus signal relative to VCC.
2.
Transition time from standby mode to fully operational amplifier.
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相關代理商/技術參數 |
參數描述 |
|---|---|
| TS4994FC | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:1.2 W differential input/output audio power amplifier with selectable standby |
| TS4994IJT | 功能描述:音頻放大器 STANDARD LINEAR RoHS:否 制造商:STMicroelectronics 產品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel |
| TS4994IQT | 功能描述:音頻放大器 1W diff input/output audio Pwr amplifier RoHS:否 制造商:STMicroelectronics 產品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel |
| TS4994IST | 功能描述:音頻放大器 1W Audio Power Amp RoHS:否 制造商:STMicroelectronics 產品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel |
| TS4995 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:1.2 W fully differential audio power amplifier with selectable standby and 6 dB fixed gain |
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