AM29DL640H90WHEN Datasheet

  • AM29DL640H90WHEN

  • 64 Megabit (8 M x 8-Bit/4 M x 16-Bit) CMOS 3.0 Volt-only, Si...

  • 881.69KB

  • 54页

  • AMD

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AC CHARACTERISTICS
Read-Only Operations
Parameter
JEDEC
t
AVAV
t
AVQV
t
ELQV
t
GLQV
t
EHQZ
t
GHQZ
t
AXQX
Std.
t
RC
t
ACC
t
CE
t
OE
t
DF
t
DF
t
OH
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 (Notes 1, 3)
Output Enable to Output High Z (Notes 1, 3)
Output Hold Time From Addresses, CE# or
OE#, Whichever Occurs First
Read
t
OEH
Output Enable Hold Time
(Note 1)
Toggle and
Data# Polling
CE#,
OE# = V
IL
OE# = V
IL
Test Setup
Min
Max
Max
Max
Max
Max
Min
Min
Min
5
55
55
55
55
25
16
16
0
0
10
Speed Options
60
60
60
60
70
70
70
70
30
90
90
90
90
35
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
Notes:
1. Not 100% tested.
2. See Figure 12 and Table 14 for test specifications
3. Measurements performed by placing a 50 ohm termination on the data pin with a bias of V
CC
/2. The time from OE# high to
the data bus driven to V
CC
/2 is taken as t
DF
.
t
RC
Addresses
CE#
t
RH
t
RH
OE#
t
OEH
WE#
HIGH Z
Outputs
RESET#
RY/BY#
Output Valid
t
CE
t
OH
HIGH Z
t
OE
t
DF
Addresses Stable
t
ACC
0V
Figure 14.
Read Operation Timings
36
Am29DL640H
February 9, 2005

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