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參數資料
| 型號： | TS487-1ST |
| 廠商： | STMICROELECTRONICS |
| 元件分類： | 音頻／視頻放大 |
| 英文描述： | 0.108 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO8 |
| 封裝： | MINI, PLASTIC, SO-8 |
| 文件頁數： | 29/31頁 |
| 文件大小： | 1112K |
| 代理商： | TS487-1ST |
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TS486-TS487
7/31
ELECTRICAL CHARACTERISTICS
V
CC = +2V, GND = 0V, Tamb = 25°C (unless otherwise specified)
Symbol
Parameter
Min.
Typ.
Max.
Unit
ICC
Supply Current
No input signal, no load
1.7
2.5
mA
ISTANDBY
Standby Current
No input signal, VSTANDBY=GND for TS486, RL=32
No input signal, VSTANDBY=Vcc for TS487, RL=32
10
1000
nA
VIO
Input Offset Voltage (VICM = VCC/2)
1mV
IIB
Input Bias Current (VICM = VCC/2)
1)
1. Only for external gain version.
90
200
nA
PO
Output Power
THD+N = 0.1% Max, F = 1kHz, RL = 32
THD+N = 1% Max, F = 1kHz, RL = 32
THD+N = 0.3% Max, F = 1kHz, RL = 16
THD+N = 1% Max, F = 1kHz, RL = 16
7
9.5
8
9
12
13
mW
THD + N
Total Harmonic Distortion + Noise (Av=-1)
RL = 32, Pout = 6.5mW, 20Hz ≤ F ≤ 20kHz
RL = 16, Pout = 8mW, 20Hz ≤ F ≤ 20kHz
0.3
%
PSRR
Power Supply Rejection Ratio, inputs grounded 2)
(Av=-1), RL>=16, CB=1F, F = 1kHz, Vripple = 200mVpp
2. Guaranteed by design and evaluation.
52
57
dB
IO
Max Output Current
THD +N
≤ 1%, R
L = 16 connected between out and VCC/2
33
41
mA
VO
Output Swing
VOL : RL = 32
VOH : RL = 32
VOL : RL = 16
VOH : RL = 16
1.67
1.53
0.24
1.73
0.33
1.63
0.29
0.41
V
SNR
Signal-to-Noise Ratio (A weighted, Av=-1)
2)
(RL = 32, THD +N < 0.4%, 20Hz ≤ F ≤ 20kHz)
80
93
dB
Crosstalk
Channel Separation, RL = 32, Av=-1
F = 1kHz
F = 20Hz to 20kHz
Channel Separation, RL = 16, Av=-1
F = 1kHz
F = 20Hz to 20kHz
80
76
77
69
dB
CI
Input Capacitance
1
pF
GBP
Gain Bandwidth Product (RL = 32)
1.1
MHz
SR
Slew Rate, Unity Gain Inverting (RL = 16)
0.4
V/s
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相關代理商/技術參數 |
參數描述 |
|---|---|
| TS4872 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:RAIL TO RAIL INPUT/OUTPUT 1W AUDIO POWER AMPLIFIER WITH STANDBY MODE |
| TS487-2 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:100mW STEREO HEADPHONE AMPLIFIER WITH STANDBY MODE |
| TS4872_05 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:RAIL TO RAIL INPUT/OUTPUT 1W AUDIO POWER AMPLIFIER WITH STANDBY MODE |
| TS4872IJT | 制造商:STMicroelectronics 功能描述: |
| TS487-2IQT | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Amplifier. Other |
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