CA3224E Просмотр технического описания (PDF) - Intersil

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производитель

CA3224E

Automatic Picture Tube Bias Control Circuit

Intersil 

CA3224E

t0

t1 t2 t3

t4 t5 t6

t7

VERTICAL INPUT

(PIN 8)

HORIZONTAL INPUT

(PIN 10)

VERTICAL

BLANKING

1 2 3 12 13 14 15 16 17 18 19 20 21 22 23

AUTO BIAS

PULSE OUTPUT

(PIN 13)

GRID PULSE OUTPUT

(PIN 11)

PROGRAM PULSE

OUTPUT

(PIN 12)

MODE SWITCH

(SEE FIGURE 1)

OPEN

SET-UP

SENSE

OPEN

FIGURE 2. FUNCTIONAL TIMING DIAGRAMS

VV

VERTICAL SIGNAL 0V

0.5ms

16.683ms

HORIZONTAL SIGNAL VH

0V

12µs

63.55

µs

fH = 15734.264Hz

fV = 59.94Hz

FIGURE 3. VERTICAL AND HORIZONTAL INPUT SIGNALS

4

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