4

AT25F512/1024

1440P–SEEPR–6/04

Notes:

1. The programming time for n bytes will be equal to n x t

2. This parameter is characterized at 3.0V, 25

°C and is not 100% tested.

3. One write cycle consists of erasing a sector, followed by programming the same sector.

AC Characteristics

Applicable over recommended operating range from T

C

Symbol

Parameter

Min

Typ

Max

Units

f

SCK

SCK Clock Frequency

0

20

MHz

Input Rise Time

20

ns

Input Fall Time

20

ns

t

WH

SCK High Time

20

ns

SCK Low Time

20

ns

CS High Time

25

ns

t

CSS

CS Setup Time

25

ns

CS Hold Time

25

ns

Data In Setup Time

5

ns

t

H

Data In Hold Time

5

ns

Hold Setup Time

15

ns

Hold Time

15

ns

t

V

Output Valid

20

ns

Output Hold Time

0

ns

Hold to Output Low Z

200

ns

t

HZ

Hold to Output High Z

200

ns

Output Disable Time

100

ns

t

EC

Erase Cycle Time per Sector

1.1

s

t

BPC

Byte Program Cycle Time(1)

60

100

µs

Status Register Write Cycle Time

60

ms

Endurance(2)

10K

Write Cycles(3)