TS80C54X2XXX-MCE ATMEL Corporation, TS80C54X2XXX-MCE Datasheet - Page 48

• Manufacturer Part Number: TS80C54X2XXX-MCE
• Description: At87c54x2, Ts87c54x2
• Manufacturer: ATMEL Corporation

19.5.2
48
Symbol
Speed
T
T
T
T
T
T
T
T
T
T
T
PLPH
LHLL
AVLL
LLAX
LLPL
PLAZ
PLIV
PXIX
PXIZ
AVIV
LLIV
T
AT/TS8xC54/8X2
External Program Memory Characteristics
Min
25
40
10
10
15
55
0
40 MHz
-M
Table 19-5.
Table 19-6.
Max
70
35
18
85
10
Min
60 MHz equiv.
33
25
35
4
4
9
0
Symbol Description
AC Parameters for Fix Clock
X2 mode
30 MHz
-V
Symbol
Max
T
T
T
T
T
T
45
25
12
53
10
T
T
T
T
T
T
PLPH
LHLL
AVLL
LLAX
PXAV
PLAZ
LLPL
PXIX
PXIZ
AVIV
LLIV
PLIV
T
standard mode 40
Min
25
42
12
12
17
60
0
MHz
-V
Max
78
50
20
95
10
40 MHz equiv.
Min
Oscillator clock period
ALE pulse width
Address Valid to ALE
Address Hold After ALE
ALE to Valid Instruction In
ALE to PSEN
PSEN Pulse Width
PSEN to Valid Instruction In
Input Instruction Hold After PSEN
Input Instruction FloatAfter PSEN
PSEN to Address Valid
Address to Valid Instruction In
PSEN Low to Address Float
50
35
10
50
5
5
0
X2 mode
20 MHz
-L
Max
65
30
10
80
10
standard mode
Min
33
52
13
13
18
75
0
Parameter
30 MHz
-L
Max
122
98
55
18
10
4431E–8051–04/06
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns