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TEA2128

COLOR TV SCANNING AND POWER SUPPLY PROCESSOR

STMicroelectronics 

TEA2128

COLOR TV SCANNING AND POWER SUPPLY PROCESSOR

DEFLECTION

. AUTOMATIC VCR MODE RECOGNITION

FOR TIME CONSTANT SWITCHING

. VIDEO IDENTIFICATION CIRCUIT

. DEFLECTION 500kHz RESONATOR OSCIL-

LATOR

. NO LINE AND FRAME OSCILLATOR AD-

JUSTMENT

. DUAL PLL FOR LINE DEFLECTION

. SUPER SANDCASTLE OUTPUT

. INTERNAL SYNCHRO INHIBITION FOR OSD

MODE

. AUTOMATIC 50Hz/60Hz STANDARD IDENTI-

FICATION

. EXCELLENT INTERLACING CONTROL

. FRAME SAFETY INPUT

. FRAME SAWTOOTH GENERATOR

S.M.P.S. CONTROL

. ERROR AMPLIFIER AND PHASE MODULA-

TOR

. SYNCHRONIZATION WITH HORIZONTAL

DEFLECTION

. START UP PROCESSOR

. MASTER/SLAVE CONCEPT FACILITIES

ADVANCE DATA

SHRINK24

(Plastic Package)

ORDER CODE : TEA2128

DESCRIPTION

The TEA2128 is a complete (horizontal and verti-

cal) deflection processor with secondary to primary

S.M.P.S. control for color TV sets.

PIN CONNECTIONS

FRAME SAW-TOOTH

1

VCO INPUT

2

50% CAPACITOR

3

VIDEO INPUT

4

NOISE MEASUREMENT OUTPUT

5

VCC /2 REFERENCE

6

VCR DETECTOR OUTPUT

7

φ1 FILTER

8

SOFT START CAPACITOR

9

S.M.P.S. FEED-BACK

10

S.M.P.S. OUTPUT

11

GROUND

12

24

FRAME SAW-TOOTH OUTPUT

23

φ2 FILTER

22

LINE FLYBACK INPUT

21

SUPERSANDCASTLE OUTPUT

20

LINE OUTPUT

19

LINE MONOSTABLE CAPACITOR

18

CURRENT REFERENCE

17

LINE SAW-TOOTH

16

IDENTIFICATION OUTPUT

15

FRAME SAFETY INPUT

14

VIDEO INDENTIFICATION CAPACITOR

& OSD CONTROL

13

VCC

December 1992

1/8

This is advance information on a new product now in development or undergoing evaluation. Details are subject to change without no tice.

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