tda7273 STMicroelectronics, tda7273 Datasheet

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tda7273

Manufacturer Part Number
tda7273
Description
Single Chip Stereo Cassette Playback System
Manufacturer
STMicroelectronics
Datasheet

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Part Number:
TDA7273
Manufacturer:
ST
0
Part Number:
TDA7273
Manufacturer:
SGS-THOMSON
Quantity:
20 000
Part Number:
TDA7273
Quantity:
100
Part Number:
tda7273B
Manufacturer:
ST
0
DESCRIPTION
The TDA7273 is a monolithic integrated circuit
designed for portable cassette players market.
It comprises preamplifiers, DC volume control,
and headphone drivers.
BLOCK DIAGRAM
May 1997
(1.8V to 7V)
WIDE OPERATING SUPPLY VOLTAGE
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
SINGLE CHIP STEREO CASSETTE PLAYBACK SYSTEM
TDA7273
DIP16
ORDERING NUMBERS:
TDA7273
TDA7273D
SO16
1/9

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tda7273 Summary of contents

Page 1

... 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. BLOCK DIAGRAM May 1997 ...

Page 2

... TDA7273 ABSOLUTE MAXIMUM RATINGS Symbol Parameter V Supply Voltage S I Output Current (max Operating Temperature Range Storage & Junction Temperature Range stg , j THERMAL DATA Symbol Description R Thermal Resistance Junction-ambient thj-amb DC CHARACTERISTICS amb control = ref Terminal ...

Page 3

... C = 100 F SVR THD = 10%; 15 THD = 10 5mW 5mW 10K ; P = 5mW 100mVrms 100Hz r Vol. control = 1/3V ref C = 100 F; R =600 SVR g 66 TDA7273 Vol. control = 2/3V ref Typ. Max. Unit 1.49 1 850 0.05 0. 100 ...

Page 4

... TDA7273 Figure 1: Application Circuit Figure 2: P.C. Board and Component Layout of the Circuit of Figure 1 (1:1 scale) 4/9 ...

Page 5

... Figure 5: Closed Loop Gain vs. Frequency (V = 3V) (PREAMPLIFIER) S Figure 7: SVR vs. Frequency (PREAMPLIFIER 2. 100mVrms 100 F SVR Figure vs. Supply Voltage (pin 16) ref Figure 6: THD vs. Frequency ( =330mVrms 10K ) o L (PREAMPLIFIER) Figure 8: Quiescent Output Voltage vs. Supply Voltage (DRIVER) TDA7273 5/9 ...

Page 6

... TDA7273 Figure 9: Closed Loop Gain vs Frequency ( (DRIVER Figure 11: THD vs. Output Power ( 1KHz (DRIVER) Figure 13: SVR vs. Frequency 100Vrms R = 600 , 100mV) (DRIVER) SVR 6/9 Figure 10: Output Power vs. Supply Voltage (Vol = 2/ ref f = 1KHz) (DRIVER) , Figure 12: THD vs ...

Page 7

... DIP16 PACKAGE MECHANICAL DATA mm DIM. MIN. TYP. a1 0.51 B 0.77 b 0 8.5 e 2.54 e3 17. 3.3 Z inch MAX. MIN. TYP. 0.020 1.65 0.030 0.020 0.010 20 0.335 0.100 0.700 7.1 5.1 0.130 1.27 TDA7273 MAX. 0.065 0.787 0.280 0.201 0.050 7/9 ...

Page 8

... TDA7273 SO16 PACKAGE MECHANICAL DATA mm DIM. MIN. TYP 0 0.35 b1 0. 10.1 E 10.0 e 1.27 e3 8.89 F 7 8/9 inch MAX. MIN. TYP. 2.65 0.2 0.004 2.45 0.49 0.014 0.32 0.009 0.020 45 (typ.) 10.5 0.398 10.65 0.394 0.050 0.350 7.6 0.291 1.27 0.020 0.75 8 (max.) MAX. 0.104 0.012 0.096 0.019 0.013 0.413 0.419 0.299 0.050 ...

Page 9

... SGS-THOMSON Microelectronics. 1997 SGS-THOMSON Microelectronics – Printed in Italy – All Rights Reserved SGS-THOMSON Microelectronics GROUP OF COMPANIES Australia - Brazil - Canada - China - France - Germany - Hong Kong - Italy - Japan - Korea - Malaysia - Malta - Morocco - The Netherlands - Singapore - Spain - Sweden - Switzerland - Taiwan - Thailand - United Kingdom - U.S.A. TDA7273 9/9 ...

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