KB9223-L Просмотр технического описания (PDF) - Samsung

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Компоненты Описание

производитель

KB9223-L

RF AMP & SERVO SIGNAL PROCESSOR

Samsung 

KB9223 / KB9223-L

PRELIMINARY

RF AMP & SERVO SIGNAL PROCESSOR

Table 3. Electrical Characteristics (Continued)

(Ta=25°C, VDD = DVDD = VCC = +5V, VSS = DVSS = GND = VSSP = 0V )

Characteristic

Symbol

Test Conditions

Output Min

Typ

Max

Unit

Focus Output Voltage H

Vfoh1

$08,DC 3.0V

pin 48 4.40

-

-

V

Focus Output Voltage L

Vfol1

$08,DC 2.0V

pin 48

-

-

0.60

V

Focus Output Drive Voltage H

Vfoh2

$08,DC 3.0V

pin 48 3.68

-

-

V

Focus Output Drive Voltage L

Vfol2

$08,DC 2.0V

pin 48

-

-

1.32

V

Focus Oscillation Voltage

Vosc

$08,DC2.5V

pin 48

0

100

200

mV

Focus Feed Through

Gff

Gain Difference at Servo on

pin 48

-

-

-35

dB

and off

Focus AC Gain 1

Gfa1

$08,

pin 48 19.0 23.0 27.0

dB

SG2 2.5V+0.1Vp-p,1.2KHz,sine

Focus AC Phase 1

Pfa1

$08,

pin 48

40

65

90

deg

SG2 2.5V+0.1Vp-p,1.2KHz,sine

Focus AC Gain 2

Gfa2

$08,

pin 48 14.0 18.5 23.0

dB

SG2 2.5V+0.1Vp-p,2.7KHz,sine

Focus AC Phase 2

Pfa2

$08,

pin 48

40

65

90

deg

SG2 2.5V+0.1Vp-p,2.7KHz,sine

Focus Search Voltage1

Vfs1

$30+$02

pin 48 -0.64 -0.50 -0.36

V

Focus Search Voltage2

Vfs2

$30+$03

pin 48 0.36 0.50 0.64

V

Focus Loop Total Gain

Gftg

Focus PD gain + Focus loop DC pin 48 49.5 51.5 53.5

dB

gain

Tracking DC Gain

Gto

$25

pin 50 13.5 15.5 17.5

dB

SG2 DC 2.3V,2.7V average gain

Tracking Off Offset

Vost1

$20

pin 50 -100

0

100

mV

Tracking On Offset

Vost2

SG2 DC 2.5V,$25

pin 50 -100

0

120

mV

Tracking Oscillation Voltage

Vosa1

$25,SG2 DC2.5V

pin 50

0

100

200

mV

Tracking gain boost for ATSC

Gatsc

2.5V+0.1Vp-p,1KHz,sine

pin 50 17.5 20.5 23.5

dB

Tracking gain boost on LOCK (L)

Glock

2.5V+0.1Vp-p,1KHz,sine

pin 50 17.5 20.5 23.5

dB

Tracking Output Voltage H

Vth1

$25,SG2 DC 1.0V

pin 50 4.48

-

-

V

Tracking Output Voltage L

Vtl1

$25SG2 ,DC 4.0V

pin 50

-

-

0.52

V

Tracking Output Drive Voltage H

Vth2

$25,SG2 DC2.0V

pin 50 3.68

-

-

V

Tracking Output Drive Voltage L

Vtl2

$25, SG2 DC3.0V

pin 50

-

-

1.32

V

Tracking Jump Voltage 1

Vtj1

$2C

pin 50 -0.64 -0.5 -0.36

V

Tracking Jump Voltage 2

Vtj2

$28

pin 50 0.36

0.5

0.64

V

Tracking Feed Through

Gtf

Gain Difference at Tracking servo pin 50

-

-

-39

dB

on and off

Tracking AC Gain 1

Gta1

$10,$25,SG2 2.5V+0.1Vp-p,

1.2KHz,sine

pin 50 9.0

12.5 16.0

dB

M/M-97-P006

11

1997. 10. 17

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