CXD1186CQ View Datasheet(PDF) - Sony Semiconductor

Part Name

Description

Manufacturer

CXD1186CQ

CD-ROM Decoder

Sony Semiconductor 

2. Memory interface

(1) Read

CXD1186CQ/CR

BA0 to 15

tSAO

XMOE

BDB0 to 7, P

tRRL

tHOA

tSDO

tHOD

Item

Address setup time (vs. XMOE ↓)

Address hold time (vs. XMOE ↑)

Data setup time (vs. XMOE ↑)

Data hold time (vs. XMOE ↑)

Low level XMOE pulse width

(2) Write

Symbol

tSAO

tHOA

tSDO

tHOD

tRRL

Min.

Tw–22

Tw–9

45

0

2 • Tw

Typ.

Max.

Unit

n

n

n

n

2•Tw+16 n

BA0 to 15

XMWR

BDB0 to 7, P

tSAW

tDWD

tWWL

tHWA

tFWD

Item

Address setup time (vs. XMWR ↓)

Address hold time (vs. XMWR ↑)

Data delay time (vs. XMWR ↓)

Data float time (vs. XMWR ↑)

Low level XMWR pulse width

Symbol Min.

Typ.

Max.

Unit

tSAW

Tw–29

n

tHWA

Tw–9

n

tDWD

0

n

tFWD

10

n

tWWL

2 • Tw

n

Where Tw=1/f.

Usually, when f=16.9344 MHz, use a RAM with access time within 120 ns.

—8—

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