AT49BV1604(1998) 데이터 시트보기 (PDF) - Atmel Corporation

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AT49BV1604
(Rev.:1998)

16-megabit (1M x 16/2M x 8) 3-volt Only Flash Memory

Atmel Corporation 

Data Polling Characteristics(1)

Symbol

Parameter

Min

tDH

tOEH

tOE

tWR

Notes:

Data Hold Time

10

OE Hold Time

10

OE to Output Delay(2)

Write Recovery Time

0

1. These parameters are characterized and not 100% tested.

2. See tOE spec in AC Read Characteristics.

Data Polling Waveforms

AT49BV16X4(T)

Typ

Max

Units

ns

ns

ns

ns

Toggle Bit Characteristics(1)

Symbol

Parameter

Min

Typ

tDH

tOEH

tOE

tOEHP

tWR

Notes:

Data Hold Time

10

OE Hold Time

10

OE to Output Delay(2)

OE High Pulse

150

Write Recovery Time

0

1. These parameters are characterized and not 100% tested.

2. See tOE spec in AC Read Characteristics.

Toggle Bit Waveforms(1)(2)(3)

Max

Units

ns

ns

ns

ns

ns

Notes: 1. Toggling either OE or CE or both OE and CE will operate toggle bit.

The tOEHP specification must be met by the toggling input(s).

2. Beginning and ending state of I/O6 will vary.

3. Any address location may be used but the address should not vary.

15

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