AT49BV002A-70VI Ver la hoja de datos (PDF) - Atmel Corporation

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AT49BV002A-70VI

2-megabit(256K x 8) Single 2.7-volt Battery-Voltage Flash Memory

Atmel Corporation 

AT49BV002A(N)(T)

10. AC Read Characteristics

Symbol

tACC

tCE(1)

tOE(2)

tDF(3)(4)

tOH

Parameter

Address to Output Delay

CE to Output Delay

OE to Output Delay

CE or OE to Output Float

Output Hold from OE, CE or

Address, whichever occurred first

11. AC Read Waveforms (1)(2)(3)(4)

AT49BV002A(N)(T)-70

Min

Max

70

70

0

35

0

25

0

Units

ns

ns

ns

ns

ns

ADDRESS

ADDRESS VALID

CE

OE

OUTPUT

tCE

tOE

tACC

HIGH Z

t DF

tOH

OUTPUT

VALID

Notes:

1. CE may be delayed up to tACC - tCE after the address transition without impact on tACC.

2. OE may be delayed up to tCE - tOE after the falling edge of CE without impact on tCE or by tACC - tOE after an address change

without impact on tACC.

3. tDF is specified from OE or CE whichever occurs first (CL = 5 pF).

4. This parameter is characterized and is not 100% tested.

9

3353G–FLASH–8/05

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