參數(shù)資料
型號(hào): TS4984
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): 4/29頁(yè)
文件大?。?/td> 804K
代理商: TS4984
TS4984
Electrical characteristics
4/29
3 Electrical characteristics
Table 4: Electrical characteristics for V
CC
= +5V, GND = 0V, T
amb
= 25°C (unless otherwise
specified)
Symbol
Parameter
Min.
Typ.
Max.
Unit
I
CC
Supply Current
No input signal, no load
7.4
12
mA
I
STANDBY
Standby Current
1
No input signal, Vstdby = G
ND
, 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
1
10
mV
P
out
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 Ratio
2
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
55
62
64
dB
Crosstalk
Channel Separation, R
L
= 8
F = 1kHz
F = 20Hz to 20kHz
-92
-70
dB
T
WU
Wake-Up Time (Cb = 1μF)
90
130
ms
T
STDB
Standby Time (Cb = 1μF)
10
μs
V
STDBH
Standby Voltage Level High
1.3
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
相關(guān)PDF資料
PDF描述
TS4985 2x1.2w Stereo Audio Power Amplifier with Dedicated Standby Pins
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TS4984EIKJT 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:1.2W Stereo Audio Power Amplifier with Active Low Standby Mode
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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