參數(shù)資料
型號(hào)： TS4984IQT
廠商： 意法半導(dǎo)體
英文描述： 2 x 1W Stereo audio power amplifier with active low standby mode
中文描述： 2個(gè)1W的立體聲活躍的低待機(jī)模式音頻功率放大器
文件頁(yè)數(shù)： 5/29頁(yè)
文件大?。?/td> 804K
代理商： TS4984IQT
Electrical characteristics
TS4984
5/29
Table 5: Electrical characteristics for V
CC
= +3.3V, GND = 0V, T
amb
= 25°C (unless otherwise
specified)
Symbol
Parameter
Min.
Typ.
Max.
Unit
I
CC
Supply Current
No input signal, no load
6.6
12
mA
I
STANDBY
Standby Current
1
No input signal, Vstdby = G
ND
, RL = 8
10
1000
nA
Voo
Output Offset Voltage
No input signal, RL = 8
1
10
mV
P
out
Output Power
THD = 1% Max, F = 1kHz, RL = 8
300
450
mW
THD + N
Total Harmonic Distortion + Noise
Po = 400mWrms, Av = 2, 20Hz
≤
F
≤
20kHz, RL = 8
0.1
%
PSRR
Power Supply Rejection Ratio
2
RL = 8
,
Av = 2
,
Vripple = 200mVpp, Input Grounded
F = 217Hz
F = 1kHz
55
55
61
63
dB
Crosstalk
Channel Separation, R
L
= 8
F = 1kHz
F = 20Hz to 20kHz
-94
-68
dB
T
WU
Wake-Up Time (Cb = 1μF)
110
140
ms
T
STDB
Standby Time (Cb = 1μF)
10
μs
V
STDBH
Standby Voltage Level High
1.2
V
V
STDBL
Standby Voltage Level Low
0.4
V
Φ
M
Phase Margin at Unity Gain
R
L
= 8
, C
L
= 500pF
65
Degrees
GM
Gain Margin
R
L
= 8
, C
L
= 500pF
15
dB
GBP
Gain Bandwidth Product
R
L
= 8
1.5
MHz
1)
Standby mode is activated when Vstdby 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.
相關(guān)PDF資料
PDF描述
TS4984 2 x 1W Stereo audio power amplifier with active low standby mode
TS4985 2x1.2w Stereo Audio Power Amplifier with Dedicated Standby Pins
TS4985EIJT 2x1.2w Stereo Audio Power Amplifier with Dedicated Standby Pins
TS4985EIKJT 2x1.2w Stereo Audio Power Amplifier with Dedicated Standby Pins
TS4985EKIJT 2x1.2w Stereo Audio Power Amplifier with Dedicated Standby Pins
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TS4985 制造商:STMICROELECTRONICS 制造商全稱(chēng):STMicroelectronics 功能描述:2x1.2w Stereo Audio Power Amplifier with Dedicated Standby Pins
TS4985EIJT 功能描述:音頻放大器 2x1.2W stereo audio RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類(lèi)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(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel
TS4985EIKJT 制造商:STMICROELECTRONICS 制造商全稱(chēng):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(chēng):STMicroelectronics 功能描述:2x1.2w Stereo Audio Power Amplifier with Dedicated Standby Pins
TS4990 制造商:STMICROELECTRONICS 制造商全稱(chēng):STMicroelectronics 功能描述:1W AUDIO POWER AMPLIFIER WITH ACTIVE LOW STANDBY MODE
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