X88064 Datasheet, PDF (10/15 Pages) Xicor Inc. – E2 Micro-Peripheral

X88064
A.C. CONDITIONS OF TEST
Input Pulse Levels
Input Rise and Fall Times
Input and Output Timing Levels
0V to 3V
10ns
1.5V
7023 FRM T08
EQUIVALENT A.C. TEST CIRCUIT
5V
OUTPUT
1.92KΩ
1.37KΩ
100pF
7023 FRM F09
PSEN Controlled Read Cycle
Symbol
tLHLL
tAVLL
tLLAX
tPLDV
tPHDX
tELLL
PWPL
tPS
tPH
t_PHDZ ⁽⁵⁾
tPLDX ⁽⁵⁾
Parameter
ALE Pulse Width
Address Setup Time
Address Hold Time
PSEN Read Access Time
Data Hold Time
Chip Enable Setup Time
PSEN Pulse Width
PSEN Setup Time
PSEN Hold Time
PSEN Disable to Output in High Z
PSEN to Output in Low Z
X88064 – 60
Min.
Max.
60
10
20
45
0
7
100
20
20
20
10
X88064
Min.
Max.
80
10
20
80
0
7
140
30
20
30
10
PSEN Controlled Read Timing Diagram
CE
ALE
A/D₀ –A/D₇
A₈ –A₁₂
PSEN
t_LHLL
t _ELLL
t_AVLL
A_IN
t_LLAX
t_PS
t_PLDX
t_PLDV
P_WPL
t_PH
t_PH
D_OUT
t_PHDX
t_PHDZ
ADDRESS
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
7023 FRM T09
7023 FRM F10
10