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PDF TDA7273 Data sheet ( Hoja de datos )

Número de pieza TDA7273
Descripción SINGLE CHIP STEREO CASSETTE PLAYBACK SYSTEM
Fabricantes ST Microelectronics　
Logotipo ST Microelectronics Logotipo



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No Preview Available ! TDA7273 Hoja de datos, Descripción, Manual

TDA7273
SINGLE CHIP STEREO CASSETTE PLAYBACK SYSTEM
WIDE OPERATING SUPPLY VOLTAGE
(1.8V to 7V)
INPUT COUPLING WITHOUT CAPACITORS
BUILT-IN DC STEREO VOLUME CONTROL
BUILT-IN RIPPLE FILTERS
LOW QUIESCENT CURRENT
NO EXTERNAL BOUCHEROT CELL
MAX OUTPUT CURRENT 70mA PEAK
DESCRIPTION
The TDA7273 is a monolithic integrated circuit
designed for portable cassette players market.
It comprises preamplifiers, DC volume control,
and headphone drivers.
DIP16
SO16
ORDERING NUMBERS:
TDA7273
TDA7273D
BLOCK DIAGRAM
May 1997
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TDA7273 pdf
Figure 3: Supply Current vs. Supply Voltage
(Preamplifier + Driver)
TDA7273
Figure 4: Vref, vs. Supply Voltage (pin 16)
Figure 5: Closed Loop Gain vs. Frequency
(VS = 3V) (PREAMPLIFIER)
Figure 6: THD vs. Frequency (VS = 3V,
Vo =330mVrms, RL = 10KΩ)
(PREAMPLIFIER)
Figure 7: SVR vs. Frequency (PREAMPLIFIER)
Figure 8: Quiescent Output Voltage vs. Supply
Voltage (DRIVER)
VS = 3V
Rg = 2.2KΩ
VR = 100mVrms
CSVR = 100µF
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