29F040B Ver la hoja de datos (PDF) - Advanced Micro Devices

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componentes Descripción

Fabricante

29F040B

4 Megabit (512 K x 8-Bit) CMOS 5.0 Volt-only, Uniform Sector Flash Memory

Advanced Micro Devices 

PRELIMINARY

AC CHARACTERISTICS

Read Only Operations

Parameter Symbols

Speed Options (Note 1)

JEDEC Standard

Description

Test Setup

-55 -70 -90 -120 -150 Unit

tAVAV

tAVQV

tELQV

tGLQV

tRC Read Cycle Time (Note 3)

Min 55 70 90 120 150 ns

tACC Address to Output Delay

CE# = VIL,

OE# = VIL

Max

55

70

90 120 150 ns

tCE Chip Enable to Output Delay

OE# = VIL Max 55 70 90 120 150 ns

tOE Output Enable to Output Delay

Max 30 30 35 50 55 ns

tOEH

Output Enable Hold

Time (Note 3)

Read

Toggle and

Data# Polling

Min 0

0

0

0

0 ns

Min 10 10 10 10 10 ns

tEHQZ

tDF

Chip Enable to Output High Z

(Notes 2, 3)

Max 18 20 20 30 35 ns

tGHQZ

tDF

Output Enable to Output High Z

(Notes 2, 3)

18 20 20 30 35 ns

tAXQX

tOH

Output Hold Time from Addresses, CE#

or OE#, Whichever Occurs First

Min 0

0

0

0

0 ns

Notes:

1. See Figure 7 and Table 6 for test conditions.

2. Output driver disable time.

3. Not 100% tested.

Addresses

CE#

OE#

WE#

Outputs

0V

tRC

Addresses Stable

tACC

tOEH

HIGH Z

tOE

tCE

tDF

tOH

Output Valid

HIGH Z

Figure 8. Read Operation Timings

21445B-13

20

Am29F040B

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