MC146805E2CFN INNOVASIC [InnovASIC, Inc], MC146805E2CFN Datasheet - Page 24

• Manufacturer Part Number: MC146805E2CFN
• Description: Microprocessor Unit
• Manufacturer: INNOVASIC [InnovASIC, Inc]

IA6805E2
Microprocessor Unit
Control Timing
*The minimum period of t
interrupt service routine plus 20 t
Copyright
innovASIC
V
SS
=0V, T
2002
A
The End of Obsolescence
Parameters
I/O Port Timing – Input Setup Time
(Figure 14)
Input Hold Time (Figure 14)
Output Delay Time (Figure 14)
Interrupt Setup Time (Figure 15)
Crystal Oscillator Startup Time
(Figure 16)
Wait Recovery Startup Time (Figure
17)
Stop Recovery Startup Time
(Figure 18)
Required Interrupt Release (Figure 15)
Timer Pulse Width (Figure 17)
Reset Pulse Width (Figure 16)
Timer Period (Figure 17)
Interrupt Pulse Width Low (Figure10)
Interrupt Pulse Period
(Figure 10)
Oscillator Cycle Period
(1/5 of t
OSC1 Pulse Width High (Figure 3)
OSC1 Pulse Width Low (Figure 3)
=T
L
to T
CYC
H
) (Figure 3)
ILIL
should not be less than the number of t
CYC
cycles.
ENG21108140100
Page 24 of 31
t
T
t
t
t
t
t
t
TH
t
t
Sym
t
PVASL
ASLPX
ASLPV
OXOV
IVASH
DSLIH
ILASH
t
t
OLOL
TLTL
t
ILASL
t
t
ILIH
ILIL
OH
RL
OL
, t
TL
Min
1.05
196
200
0.4
0.5
1.0
1.0
75
75
V
0
-
-
-
-
-
*
DD
f
OSC
CYC
= 5.0V 10%
Typ
= 5MHz
cycles it takes to execute the
5
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
As of Production Version 00
Max
100
1.0
0
2
2
-
-
-
-
-
-
-
-
-
-
-
Unit
t
t
t
t
ms
Data Sheet
CYC
CYC
CYC
CYC
ns
ns
ns
ns
ns
ns
s
s
s
s
s
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Customer Support:
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