eZ80F92/eZ80F93
Product Specification
229
Table 149. AC Characteristics
Symbol Parameter
T = 0ºC to 70ºC
T = 0ºC to 105ºC
A
A
Min
Max
Min
Max
Units
Conditions
T
T
T
T
T
System Clock
Cycle Time
50
50
ns
V
= 3.0–3.6V
XIN
DD
System Clock
High Time
20
20
20
20
ns
ns
ns
ns
V
= 3.0–3.6V;
= 50ns
XINH
XINL
XINR
XINF
DD
T
CLK
System Clock
Low Time
V
= 3.0–3.6V;
= 50ns
DD
T
CLK
System Clock
Rise Time
3
3
3
3
V
= 3.0–3.6V;
= 50ns
DD
T
CLK
System Clock
Fall Time
V
= 3.0–3.6V;
= 50ns
DD
T
CLK
External Memory Read Timing
Figure 57 and Table 150 diagram the timing for external reads.
TCLK
XIN
T1
T2
ADDR[23:0]
T3
T4
DATA[7:0]
(input)
T5
T6
CSx
T7
T9
T8
MREQ
RD
T10
Figure 57.External Memory Read Timing
PS015309-1004
P R E L I M I N A R Y
Electrical Characteristics
ZILOG [ ZILOG, INC. ]
