11

FN8109.3

August 18, 2015

AC Electrical Specifications

Read Cycle

100% tested at +25°C, unless otherwise specified. Temperature limits established by characterization and are not

production tested.

PARAMETER

SYMBOL

X28HC64-70

X28HC64-90

X28HC64-12

UNIT

-55°C TO +125°C

-55°C TO +125°C

-55°C TO +125°C

MIN

MAX

MIN

MAX

MIN

MAX

Read Cycle Time

70

90

120

ns

Chip Enable Access Time

70

90

120

ns

Address Access Time

70

90

120

ns

Output Enable Access Time

35

40

50

ns

CE LOW to Active Output (Note 6)

000

ns

OE LOW to Active Output (Note 6)

000

ns

CE HIGH to High Z Output (Note 6)

30

30

30

ns

OE HIGH to High Z Output (Note 6)

30

30

30

ns

Output Hold from Address Change

000

ns

NOTE:

or OE return HIGH (whichever occurs first) to the time when the outputs are no longer driven.

ADDRESS

CE

OE

WE

DATA VALID

DATA I/O

HIGH Z

DATA VALID

X28HC64