AT28C040 datasheet(11/15 Pages) ATMEL

tên linh kiện	AT28C040

Giải thích chi tiết về linh kiện	4-Megabit (512K x 8) Paged Parallel EEPROMs

PDF	15 Pages

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nhà sản xuất	ATMEL [ATMEL Corporation]

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0542F–PEEPR–2/09

AT28C040

Notes:

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

2. See AC Read Characteristics.

22. Data Polling Waveforms

Notes:

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

2. See AC Read Characteristics.

24. Toggle Bit Waveforms

(1)(2)(3)

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.

21. Data Polling Characteristics(1)

Symbol

Parameter

Min

Typ

Max

Units

Data Hold Time

tOEH

OE Hold Time

OE to Output Delay(2)

tWR

Write Recovery Time

23. Toggle Bit Characteristics(1)

Symbol

Parameter

Min

Typ

Max

Units

tDH

Data Hold Time

OEH

OE Hold Time

tOE

OE to Output Delay(2)

tOEHP

OE High Pulse

150

Write Recovery Time

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