CXP87452 datasheet(26/32 Pages) SONY

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CXP87452/87460

External clock input frequency

External clock input pulse width

External clock input

rising and falling times

Prescaler output delay time

(against PCK

↑)

Prescaler output

rising and falling times

fPCK

tWH, tWL

tR,

tPLH

tPHL

tTLH

tTHL

PCK

External clock input

PCK

tR = tF = 6ns

External clock input

PCK

tR = tF = 6ns

200

130

100

MHz

Item

Symbol

Condition

Min.

Typ.

Max.

Unit

(6) General purpose prescaler

Note) The load of PO pin is 50pF.

(Ta = –20 to +75°C, VDD = 4.5 to 5.5V, Vss = 0V)

External clock input frequency

External clock input pulse width

External clock input

rising and falling times

Prescaler output delay time

(against PCK

↑)

Prescaler output

rising and falling times

fPCK

tWH, tWL

tR,

tPLH

tPHL

tTLH

tTHL

PCK

External clock input

PCK

tR = tF = 6ns

External clock input

PCK

tR = tF = 6ns

130

100

200

220

150

280

MHz

Item

Symbol

Condition

Min.

Typ.

Max.

Unit

General purpose prescaler

Note) The load of PO pin is 50pF.

(Ta = –20 to +75°C, VDD = 3.0 to 3.6V, Vss = 0V)

1/fPCK

tWH

0.8VDD

tWL

0.5VDD

0.2VDD

tPLH

0.8VDD

0.5VDD

0.2VDD

tTLH

tTHL

tPHL

PCK

Fig. 11. General purpose prescaler timing

CXP87452 Datasheet(PDF) 26 Page - Sony Corporation

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