HN27C4000G View Datasheet(PDF) - Hitachi -> Renesas Electronics

Part Name

Description

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HN27C4000G

524288-Word ×8-Bit/262144-Word ×16-Bit CMOS UV Erasable and Programmable ROM

Hitachi -> Renesas Electronics 

HN27C4000G Series

Read Timing Waveform (Burst access mode)

In Burst Access mode, fast read-out of 4 word data is selected by address A0, A1. (Valid only for Read × 16

mode)

A2 to A17

CE

OE

A0, A1

Data Out

t ACC

t CE

t OE

tBAC

tBAC

tBAC

tBAC

t OH

Valid

Output

t OH

Valid

Output

t OH

Valid

Output

t OH

Valid

Output

In Burst Access mode, fast read-out of 8 byte data is selected by address A-1, A0, A1. (Valid only for Read ×

8 mode)

A2 to A17

CE

OE

A-1, A0, A1

Data Out

t ACC

t CE

t OE

tBAC

tBAC

tBAC

tBAC

tBAC

tBAC

tBAC

tBAC

tOH

Valid

Output

tOH

Valid

Output

tOH

Valid

Output

tOH

Valid

Output

tOH

Valid

Output

tOH

Valid

Output

tOH

Valid

Output

tOH

Valid

Output

7

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