KB2512 查看數據表（PDF） - Samsung

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KB2512

DEFLECTION PROCESSOR FOR MULTISYNC MONITORS

Samsung 

DEFLECTION PROCESSOR FOR MULTISYNC MONITORS

KB2512

Table 9. Horizontal Section Electrical Characteristics (Continued)

Parameter

Max. sourced current on VREF-H

Max. sourced current on VREF-V

1st PLL SECTION

Polarity integration delay

VCO control voltage (pin 7)

VCO gain (pin 7)

Horizontal phase adjustment (see 11)

Horizontal phase setting value (Pin 8)

(see 11)

Minimum current value

Typical value

Maximum value

PLL1 filter current charge

Free running frequency

Free running frequency thermal drift (no

drift on external components) (see 7)

Free running frequency adjustment

Minimum value

Maximum value

PLL1 capture range

Symbol

IREF-H

IREF-V

Conditions

Pin 13

Pin 21

HpoIT

VVCO

VCOG

Hph

Pin 1

VREF-H = 8V

fo

fH (Max.)

Ro = 6.49KΩ,

Co = 820pF,

dF/dV = 1/11RoCo

% of horizontal period

Sub-address 01

Hphmin

Hphtyp

Hphmax

IPII1U

IPII1L

fo

dF0/dT

Byte x 1111111

Byte x 1000000

Byte x 0000000

PLL1 is unlocked

PLL1 is locked

Ro = 6.49KΩ,

Co = 820pF,

fo = 0.97/8RoCo

fo(Min.)

fo(Max.)

CR

Sub-address 02

Byte x x x 11111

Byte x x x 00000

Ro = 6.49KΩ,

Co = 820pF,

from fo + 0.5kHz to

4.5Fo (fo:22.8kHz)

fH (min.)

fH (max.)

Safe forced frequency

SF1 Byte 11 x x x x x x

SF2 Byte 10 x x x x x x

SFF

Sub-address 02

2ND PLL SECTION HORIZONTAL OUTPUT SECTION

Flyback input threshold

voltage (pin12)

FBth

Horizontal jitter

Hjit

At 31.4kHz

Min Typ

0.75

1.3

6.2

17

±10

2.8

3.4

4.0

±140

±1

22.8

-150

0.8

1.3

100

2F0

3F0

0.65 0.75

70

Max

5

5

23.5

Unit

mA

mA

ms

V

V

kHz/V

%

V

V

V

µA

mA

kHz

ppm/c

Fo

Fo

kHz

kHz

V

ppm

10

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