参数资料
型号: TS421-2IST
厂商: STMICROELECTRONICS
元件分类: 音频/视频放大
英文描述: 0.367 W, 1 CHANNEL, AUDIO AMPLIFIER, PDSO8
封装: MINI, PLASTIC, SO-8
文件页数: 29/32页
文件大小: 1000K
代理商: TS421-2IST
TS419-TS421
6/32
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 TS421
No input signal, VSTANDBY=Vcc for TS419
10
1000
nA
Voo
Output Offset Voltage
No input signal, RL = 16 or 32
, Rfeed=20k
525
mV
PO
Output Power
THD+N = 0.1% Max, F = 1kHz, RL = 32
THD+N =
1% Max, F = 1kHz, RL = 32
THD+N = 10% Max, F = 1kHz, RL = 32
THD+N = 0.1% Max, F = 1kHz, RL = 16
THD+N =
1% Max, F = 1kHz, RL = 16
THD+N = 10% Max, F = 1kHz, RL = 16
32
44
37
41
52
50
55
70
mW
THD + N
Total Harmonic Distortion + Noise (Av=2)
RL = 32, Pout = 30mW, 20Hz ≤ F ≤ 20kHz
RL = 16, Pout = 40mW, 20Hz ≤ F ≤ 20kHz
0.15
0.2
%
PSRR
Power Supply Rejection Ratio (Av=2)
inputs grounded, F = 1kHz
, Vripple = 200mVpp, Cb=1F
50
56
dB
SNR
Signal-to-Noise Ratio (Weighted A, Av=2)
(RL = 32, THD +N < 0.5%, 20Hz ≤ F ≤ 20kHz)
80
91
dB
Φ
M
Phase Margin at Unity Gain
RL = 16, CL = 400pF
58
Degrees
GM
Gain Margin
RL = 16, CL = 400pF
18
dB
GBP
Gain Bandwidth Product
RL = 16
1.1
MHz
SR
Slew Rate
RL = 16
0.4
V/
S
相关PDF资料
PDF描述
TS421-4IQT 0.367 W, 1 CHANNEL, AUDIO AMPLIFIER, DSO8
TS421-4IST 0.367 W, 1 CHANNEL, AUDIO AMPLIFIER, PDSO8
TS421-8IQT 0.367 W, 1 CHANNEL, AUDIO AMPLIFIER, DSO8
TS421-8IST 0.367 W, 1 CHANNEL, AUDIO AMPLIFIER, PDSO8
TS421IDT 0.367 W, 1 CHANNEL, AUDIO AMPLIFIER, PDSO8
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