8-44

Phase Detector Bias Voltage

25

2.65

-

3.1

V

Oscillator Output Voltage

Connect Oscillator Loop Shown in Test Circuit to

(6), (7), (8); (3) to GND for 10s Max, Measure (6)

25

0.6

-

1.6

Oscillator Free-Running

Frequency

Same as Above

25

475

-

535

kHz

Oscillator Frequency High

Connect Oscillator Circuit Shown in Test Circuit to

(10), (7), (8); (2) 10k

Ω to GND, (4) 5kΩ to +18V,

Measure (6)

25

520

-

-

kHz

Oscillator Frequency Low

Same as Above, Except (4) 5k

Ω to +3.8V

25

-

-

485

kHz

Sync Separator Short Circuit

(3) 10

Ω to GND for 10s Max

25

-

-

40

mA

Oscillator Output Short Circuit

(8) 10

Ω to GND for 10s Max

(3) 10

Ω to GND for 10s Max

25

-

-

130

mA

Electrical Specifications

Terminal 5 to GND, and Terminal 9 to +12V, Unless Otherwise Specified (Continued)

PARAMETER

SYMBOL

TEST CONDITIONS

(TERMINALS CONNECTED AS SHOWN BELOW)

TEMP

MIN

TYP

MAX

UNITS

KEYED

IF AGC

TUNER

TUNER

SYNC

HORZ

503.5

AFC

BUFFER

SYNC

AFC

FILTER

HORIZ

SAWTOOTH

COMPOSITE

SYNC

SYNC

SEPARATOR

GND

OUTPUT

AGC

GATE

AMP

REV AGC

AMP

AMP

SEPARATOR

AMP

OSC

kHz

(32H)

FWD AGC

AMP

HORIZ

GATING

PULSE

INPUT

VIDEO

INPUT

OSC FB

PHASE

SHIFT IN

QUAD FB IN

OSC

OUT

32 X HORIZ

FREQ

HORIZ

OUTPUT

+12V

+12V

POWER

SUPPLY

TUNER

FWD AGC

TUNER

REV AGC

AGC

DISCHARGE

FILTER CAP

IF GAIN

CLAMP

IF AGC

AGC

DELAY

7V

4V

1

16

52

3

15

14

13

12

11

9

8

7

6

10

4

FIGURE 1. FUNCTIONAL BLOCK DIAGRAM OF CA3154

PULSE

HORIZONTAL

INPUT

CA3154