參數(shù)資料
型號(hào)： 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(yè)數(shù)： 26/31頁(yè)
文件大?。?/td> 1112K
代理商： TS487-1ST
TS486-TS487
4/31
ELECTRICAL CHARACTERISTICS
VCC = +5V, GND = 0V, Tamb = 25°C (unless otherwise specified)
Symbol
Parameter
Min.
Typ.
Max.
Unit
ICC
Supply Current
No input signal, no load
1.8
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 = 0.1% Max, F = 1kHz, RL = 16
THD+N = 1% Max, F = 1kHz, RL = 16
60
95
64
65
102
108
mW
THD + N
Total Harmonic Distortion + Noise (Av=-1)
RL = 32, Pout = 60mW, 20Hz ≤ F ≤ 20kHz
RL = 16, Pout = 90mW, 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.
53
58
dB
IO
Max Output Current
THD +N
≤ 1%, R
L = 16 connected between out and VCC/2
106
115
mA
VO
Output Swing
VOL : RL = 32
VOH : RL = 32
VOL : RL = 16
VOH : RL = 16
4.45
4.2
0.45
4.52
0.6
4.35
0.5
0.7
V
SNR
Signal-to-Noise Ratio (A weighted, Av=-1)
2)
(RL = 32, THD +N < 0.4%, 20Hz ≤ F ≤ 20kHz)
80
103
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
83
79
80
72
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
相關(guān)PDF資料
PDF描述
TS487-2QT 0.108 W, 2 CHANNEL, AUDIO AMPLIFIER, DSO8
TS487-2ST 0.108 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO8
TS487-4QT 0.108 W, 2 CHANNEL, AUDIO AMPLIFIER, DSO8
TS487-4ST 0.108 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO8
TS487DT 0.108 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO8
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