参数资料
型号: TS487-1QT
厂商: STMICROELECTRONICS
元件分类: 音频/视频放大
英文描述: 0.108 W, 2 CHANNEL, AUDIO AMPLIFIER, DSO8
封装: 3 X 3 MM, DFN-8
文件页数: 28/31页
文件大小: 1112K
代理商: TS487-1QT
TS486-TS487
6/31
ELECTRICAL CHARACTERISTICS
V
CC = +2.5V, GND = 0V, Tamb = 25°C (unless otherwise specified)
1)
1.
All electrical values are guaranted with correlation measurements at 2V and 5V.
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)
2)
2.
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
12.5
17.5
13
14
21
22
mW
THD + N
Total Harmonic Distortion + Noise (Av=-1)
RL = 32, Pout = 10mW, 20Hz ≤ F ≤ 20kHz
RL = 16, Pout = 16mW, 20Hz ≤ F ≤ 20kHz
0.3
%
PSRR
Power Supply Rejection Ratio, inputs grounded 3)
(Av=-1), RL>=16, CB=1F, F = 1kHz, Vripple = 200mVpp
3.
Guaranteed by design and evaluation.
53
58
dB
IO
Max Output Current
THD +N
≤ 1%, R
L = 16 connected between out and VCC/2
45
56
mA
VO
Output Swing
VOL : RL = 32
VOH : RL = 32
VOL : RL = 16
VOH : RL = 16
2.14
1.97
0.25
2.25
0.35
2.15
0.32
0.45
V
SNR
Signal-to-Noise Ratio (A weighted, Av=-1)
3)
(RL = 32, THD +N < 0.4%, 20Hz ≤ F ≤ 20kHz)
80
95
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
相关PDF资料
PDF描述
TS487-1ST 0.108 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO8
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
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