AT29C040A-12PI datasheet(9/11 Pages) ATMEL

Part #	AT29C040A-12PI

Description	4-Megabit 512K x 8 5-volt Only 256-Byte Sector CMOS Flash Memory

PDF	11 Pages

Scroll/Zoom	100%

Manufacturer	ATMEL [ATMEL Corporation]

Direct Link	http://www.atmel.com

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

3. Any address location may be used but the address

should not vary.

Toggle Bit Characteristics

(1)

Symbol

Parameter

Min

Typ

Max

Units

tDH

Data Hold Time

tOEH

OE Hold Time

tOE

OE to Output Delay (2)

tOEHP

OE High Pulse

150

tWR

Write Recovery Time

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

2. See tOE spec in AC Read Characteristics.

Data Polling Characteristics

(1)

Symbol

Parameter

Min

Typ

Max

Units

tDH

Data Hold Time

tOEH

OE Hold Time

tOE

OE to Output Delay (2)

tWR

Write Recovery Time

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

2. See tOE spec in AC Read Characteristics.

Toggle Bit Waveforms

(1, 2, 3)

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).

Data Polling Waveforms

AT29C040A

AT29C040A-12PI Datasheet(PDF) 9 Page - ATMEL Corporation

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