AT29C512-70PC 데이터 시트보기 (PDF) - Atmel Corporation

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AT29C512-70PC

512K (64K x 8) 5-volt Only Flash Memory

Atmel Corporation 

Data Polling Characteristics(1)

Symbol Parameter

tDH

tOEH

tOE

tWR

Notes:

Data Hold Time

OE Hold Time

OE to Output Delay(2)

Write Recovery Time

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

2. See tOE spec in AC Read Characteristics.

Data Polling Waveforms

AT29C512

Min

Typ

Max

Units

10

ns

10

ns

ns

0

ns

Toggle Bit Characteristics(1)

Symbol Parameter

Min

tDH

Data Hold Time

10

tOEH

OE Hold Time

10

tOE

OE to Output Delay(2)

tOEHP

OE High Pulse

150

tWR

Write Recovery Time

0

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

2. See tOE spec in AC Read Characteristics.

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

WE

CE

OE

I/O6 (2)

tOEH

tDH tOE

HIGH Z

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

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

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

0456F–FLASH–12/02

Typ

Max

Units

ns

ns

ns

ns

ns

tWR

11

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