5

0015O–EPROM–12/07

AT27C512R

Note:

1. See AC Waveforms for Read Operation.

10. AC Waveforms for Read Operation(1)

Notes:

1. Timing measurement reference level is 1.5V for -45 devices. Input AC drive levels are V

and V

2. OE/V

4. This parameter is only sampled and is not 100% tested.

5. Output float is defined as the point when data is no longer driven.

9.

AC Characteristics for Read Operation

Symbol

Parameter

Condition

AT27C512R

Units

-45

-70

Min

Max

Min

Max

(1)

Address to Output Delay

45

70

ns

t

CE

(1)

CE to Output Delay

OE/V

45

70

ns

tOE

(1)

20

30

ns

tDF

(1)

20

25

ns

Output Hold from Address, CE or OE/V

First

77

ns