8XC52/54/58
EXTERNAL MEMORY CHARACTERISTICS (Continued)
All parameter values apply to all devices unless otherwise indicated.
Oscillator
Symbol
Parameter
Units
12 MHz
24 MHz
33 MHz
Variable
Min Max Min Max Min Max
Min
Max
TQVWX Data Valid to
WR Transition
8XC5X
b
b
33
TCLCL 50
TCLCL 30
ns
ns
8XC5X-24/33
12
7
0
TWHQX Data Hold After
WR
b
8XC5X
8XC5X-24
8XC5X-33
33
TCLCL
50
TCLCL 35
ns
ns
ns
b
b
3
TCLCL
27
TQVWH Data Valid to
WR High
8XC5X
b
b
70
433
7 TCLCL
7 TCLCL
150
ns
ns
8XC5X-24/33
222
142
TRLAZ
RD Low to
Address Float
0
0
0
0
ns
TWHLH RD or WR High
to ALE High
8XC5X
b
b
a
a
a
43 123
TCLCL
TCLCL 30
40
TCLCL
TCLCL
TCLCL
40
30
25
ns
ns
ns
8XC5X-24
8XC5X-33
12
71
b
TCLCL 25
5
55
15
INTEL [ INTEL ]
