M58BW016DT, M58BW016DB, M58BW016FT, M58BW016FB
DC and AC parameters
Figure 8.
Asynchronous bus read AC waveforms
tAVAV
VALID
A0-A18
tAVQV
tEHLX
tLLEL
L
tELQX
tELQV
tAXQX
E
tGLQX
tGLQV
tEHQX
tEHQZ
G
GD
tGHQX
tGHQZ
DQ0-DQ31
OUTPUT
See also Page Read
AI04407C
.
Table 16. Asynchronous bus read AC characteristics
M58BW016
Symbol
Parameter
Test condition
Unit
70
80
t
Address Valid to Address Valid
E = V , G = V
Min
70
80
80
0
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
AVAV
IL
IL
IL
IL
t
Address Valid to Output Valid
E = V , G = V
Max 70
AVQV
AXQX
IL
t
Address Transition to Output Transition
Chip Enable High to Latch Enable Transition
Chip Enable High to Output Transition
Chip Enable High to Output Hi-Z
E = V , G = V
Min
Min
Min
0
0
0
IL
t
0
EHLX
EHQX
t
G = V
G = V
G = V
G = V
0
IL
IL
IL
IL
IL
IL
IL
IL
t
Max 20
Max 70
20
80
0
EHQZ
(1)
t
Chip Enable Low to Output Valid
ELQV
t
Chip Enable Low to Output Transition
Output Enable High to Output Transition
Output Enable High to Output Hi-Z
Output Enable Low to Output Valid
Output Enable to Output Transition
Latch Enable Low to Chip Enable Low
Min
Min
0
0
ELQX
t
E = V
E = V
E = V
E = V
0
GHQX
t
Max 15
Max 25
15
25
0
GHQZ
t
t
GLQV
GLQX
Min
Min
0
0
t
0
LLEL
1. Output Enable G may be delayed up to t
- t
after the falling edge of Chip Enable E without
ELQV GLQV
increasing t
.
ELQV
41/70
MICRON [ MICRON TECHNOLOGY ]
