AS7C513B datasheet(4/9 Pages) ALSC

4 / 9 page

AS7C513B

3/26/04, v.1.3

Alliance Semiconductor

P. 4 of 9

Key to switching waveforms

Read waveform 1 (address controlled)3,6,7,9

Read waveform 2 (CE, OE, UB, LB controlled)3,6,8,9

CE low to output in low Z

tCLZ

3–3–

–

4 , 5

CE high to output in high Z

tCHZ

–4–5

–

4 , 5

OE low to output in low Z

tOLZ

0–0–

–

4 , 5

Byte select access time

tBA

–5–6

–

Byte select Low to low Z

tBLZ

0–0–

–

4 , 5

Byte select High to high Z

tBHZ

–5–6

–

4 , 5

OE high to output in high Z

tOHZ

–4–5

–

4 , 5

Power up time

tPU

0–0–

–

4 , 5

Power down time

tPD

–

4 , 5

Parameter

Symbol

-10

-12

-15

-20

Unit

Notes

Min

Max

Min

Max

Min

Max

Min

Max

Undefined output/don’t care

Falling input

Rising input

tOH

tAA

tRC

tOH

Data OUT

Address

Data valid

Previous data valid

Data valid

tRC

tAA

tBLZ

tBA

tOE

tOLZ

tOH

tOHZ

tHZ

tBHZ

tACE

tLZ

Address

LB, UB

Data OUT

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