PRELIMINARY
AC CHARACTERISTICS
Read Operations
Parameter
JEDEC
t
AVAV
t
AVQV
t
ELQV
t
GLQV
t
EHQZ
t
GHQZ
Std
t
RC
t
ACC
t
CE
t
OE
t
DF
t
DF
Description
Read Cycle Time (Note 1)
Address to Output Delay
Chip Enable to Output Delay
Output Enable to Output Delay
Chip Enable to Output High Z (Note 1)
Output Enable to Output High Z (Note 1)
Read
t
OEH
Output Enable
Hold Time (Note 1)
Toggle and
Data# Polling
CE# = V
IL
OE# = V
IL
OE# = V
IL
Test Setup
Min
Max
Max
Max
Max
Max
Min
Min
Min
-90R
90
90
90
40
30
30
Speed Option
-100
100
100
100
40
30
30
0
10
0
-120
120
120
120
50
30
30
-150
150
150
150
55
40
40
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
t
AXQX
t
OH
Output Hold Time From Addresses, CE# or
OE#, Whichever Occurs First (Note 1)
Notes:
1. Not 100% tested.
2. See Figure 10 and Table 7 for test specifications.
t
RC
Addresses
CE#
t
OE
t
OEH
WE#
HIGH Z
Outputs
RESET#
RY/BY#
Output Valid
t
CE
t
OH
HIGH Z
t
DF
Addresses Stable
t
ACC
OE#
0V
20514C-16
Figure 12.
Read Operations Timings
Am29LV400
26