8XC151SA Datasheet, PDF (17/33 Pages) Intel Corporation – HIGH-PERFORMANCE CHMOS MICROCONTROLLER

8XC151SA SB HIGH-PERFORMANCE CHMOS MICROCONTROLLER
Table 9 AC Characteristics (Capacitive Loading ^e 50 pF) (Continued)
Symbol
Parameter
Max F_OSC (1)
Min Max
F_OSC Variable
Min
Max
Units
T_RLDV (2) RD
PSEN Low to valid Data Instruction In
12 MHz
16 MHz
T_RHDX (2) RD PSEN Data Instruction Hold
after RD and PSEN High
0
111 6
70
ns
(4)
2(1^aN)
T_OSC ^b 55
0
ns
T_RLAZ (2) RD PSEN Low to Address Float
Typ ^e 0 2
Typ ^e 0
2
ns
(5)
(5)
T_RHDZ1 Instruction Float after RD PSEN High
12 MHz
0
16 MHz
0
ns
0
T_RHDZ2
Data Float after RD
12 MHz
16 MHz
PSEN High
151 6
110
ns
2T_OSC
b₁₅
T_RHLH1 RD PSEN High to ALE High (Instruction)
ns
12 MHz
0
16 MHz
0
0
T_RHLH2
T_WHLH
T_AVDV1
T_AVDV2
T_AVDV3
RD PSEN High to ALE High (Data)
12 MHz
16 MHz
WR High to ALE High
12 MHz
16 MHz
Address (P0) Valid to Valid Data Instruction In
12 MHz
16 MHz
156 6
115
166 6
125
Address (P2) Valid to Valid Data Instruction In
12 MHz
16 MHz
Address (P0) Valid to Valid Instruction In
12 MHz
16 MHz
ns
2T_OSC ^b 10
ns
253 2
170
268 2
185
116 6
75
2T_OSC
ns
(3)
4(1^aM 2)
T_OSC ^b 80
ns
(3)
4(1^aM 2)
T_OSC ^b 65
ns
2T_OSC
b₅₀
NOTES
1 16 MHz
2 Specifications for PSEN are identical to those for RD
3 In the formula MeNumber of wait states (0 or 1) for ALE
4 In the formula NeNumber of wait states (0 1 2 or 3) for RD PSEN WR
5 ‘‘Typical’’ specifications are untested and not guaranteed
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