LC7868KE Просмотр технического описания (PDF) - SANYO -> Panasonic

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производитель

LC7868KE

Digital Signal Processor for Compact Disc Players

SANYO -> Panasonic 

LC7868KE

• Rough servo gain switching

MSB

LSB

10101000

10101001

Command

DISC 8 SET

DISC 12 SET

RES = low

○

For 8 cm disks, the rough servo mode CLV control gain can be set about 8.5 dB lower than the gain used for 12 cm

disks.

• Phase control gain switching

MSB

LSB

10110001

10110010

10110011

1011000

Command

CLV PHASE COMPARATOR DIVISOR: 1/2

CLV PHASE COMPARATOR DIVISOR: 1/4

CLV PHASE COMPARATOR DIVISOR: 1/8

NO CLV PHASE COMPARATOR DIVISOR USED

RES = low

○

The phase control gain can be changed by changing the divisor used by the dividers in the stage immediately

preceding the phase comparator.

• CLV three state output

MSB

LSB

10110100

10110101

Command

CLV THREE STATE OUTPUT

CLV TWO STATE OUTPUT

(the scheme used by previous products)

The CLV three state output command allows the CLV to be controlled by a single pin.

RES = low

○

No. 4882-11/24

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