TS80C32X2 ATMEL Corporation, TS80C32X2 Datasheet - Page 33

• Manufacturer Part Number: TS80C32X2
• Description: 8-bit Microcontroller ROMless
• Manufacturer: ATMEL Corporation

7.5.3 External Program Memory Read Cycle
Rev. C - 15 January, 2001
Symbol
T
T
T
T
T
T
T
T
T
T
T
LLAX
LHLL
AVLL
PLAZ
LLPL
PLPH
PXIX
AVIV
LLIV
PLIV
PXIZ
PORT 0
PORT 2
PSEN
ALE
INSTR IN
OR SFR-P2
ADDRESS
Type
Max
Max
Max
Max
Max
Min
Min
Min
Min
Min
Min
Table 20. AC Parameters for a Variable Clock: derating formula
Figure 14. External Program Memory Read Cycle
Standard
T
Clock
2 T - x
4 T - x
3 T - x
3 T - x
5 T - x
T - x
T - x
T - x
T - x
LHLL
x
x
T
T
LLAX
AVLL
A0-A7
X2 Clock
0.5 T - x
0.5 T - x
0.5 T - x
1.5 T - x
1.5 T - x
0.5 T - x
2.5 T - x
T
2 T - x
T - x
AVIV
x
x
ADDRESS A8-A15
T
LLIV
T
LLPL
TPLAZ
T
PLIV
T
PLPH
-M
10
15
15
30
10
20
40
40
10
0
7
INSTR IN
T
PXIX
12 T
CLCL
-V
13
13
22
15
25
30
10
8
8
0
5
T
PXIZ
T
PXAV
A0-A7
-L
15
20
20
35
15
25
45
15
45
10
0
TS80C31X2
ADDRESS A8-A15
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
INSTR IN
33