TS4973IJT(2003) Ver la hoja de datos (PDF) - STMicroelectronics
Número de pieza
componentes Descripción
Lista de partido
TS4973IJT
(Rev.:2003)
(Rev.:2003)
STMicroelectronics
TS4973IJT Datasheet PDF : 9 Pages
| |||
TS4973
ELECTRICAL CHARACTERISTICS
VCC = 2.8V, GND = 0V, Tamb = 25°C (unless otherwise specified)
Symbol
Parameter
Min. Typ. Max. Unit
ICC
Supply Current
No input signal, no load
5.5
ISTANDBY
Standby Current 1)
No input signal, Vstdby = Vcc, RL = 8Ω
10
Voo
Output Offset Voltage
No input signal, RL = 8Ω
5
BTL GAIN
GS = Low
input signal Vin = 100mV rms, RL = 8Ω
5.6
6
Po
Output Power
THD = 1% Max, f = 1kHz, RL = 8Ω
250 350
THD + N
Total Harmonic Distortion + Noise
Po = 200mW rms, Gv = 2, 20Hz < f < 20kHz, RL = 8Ω
0.1
PSRR
Power Supply Rejection Ratio2)
F = 217Hz, RL = 8Ω, GS = Low, Vripple = 200mV rms
Input Grounded, Cin = 220nF, Cb = 1µF
50
53
Power Supply Rejection Ratio3)
PSRR
F = 217Hz, RL = 8Ω, GS = Low, Vripple = 200mV rms
75
Input Floating, Cb = 1µF
Zin
Input Impedance
GS = Low
37.5
50
Rfeed Internal Feedback Resistor
37.5
50
ΦM
Phase Margin at Unity Gain
RL = 8Ω, CL = 500pF
70
Gain Margin
GM
RL = 8Ω, CL = 500pF
20
Gain Bandwidth Product
GBP
RL = 8Ω
2
1. Standby mode is actived when Vstdby is tied to Gnd
2. Dynamic measurements - 20*log(rms(Vout)/rms(Vripple)). Vripple is an added sinus signal to Vcc @ F = 217Hz
3. Dynamic measurements - 20*log(rms(Vout)/rms(Vripple)). Vripple is an added sinus signal to Vcc @ F = 217Hz
8
1000
20
6.4
62.5
62.5
mA
nA
mV
dB
mW
%
dB
dB
KΩ
KΩ
Degrees
dB
MHz
5/9
Share Link: