M38868MBA-GP 查看數據表（PDF） - MITSUBISHI ELECTRIC
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M38868MBA-GP Datasheet PDF : 110 Pages
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MITSUBISHI MICROCOMPUTERS
3886 Group
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
Table 40 Timing requirements for system bus interface
(VCC = 4.0 to 5.5 V, VSS = 0 V, Ta = –20 to 85 °C, unless otherwise noted)
Symbol
tsu (S-R)
tsu (S-W)
th (R-S)
th (W-S)
tsu (A-R)
tsu (A-W)
th (R-A)
th (W-A)
tw (R)
tw (W)
tsu (D-W)
th (W-D)
Parameter
S0, S1 setup time
S0, S1 setup time
S0, S1 hold time
S0, S1 hold time
A0 setup time
A0 setup time
A0 hold time
A0 hold time
Read pulse width
Write pulse width
Before write data input setup time
After write data input hold time
Limits
Unit
Min.
Typ.
Max.
0
ns
0
ns
0
ns
0
ns
10
ns
10
ns
0
ns
0
ns
120
ns
120
ns
50
ns
0
ns
Table 41 Timing requirements for system bus interface
(VCC = 2.7 to 4.0 V, VSS = 0 V, Ta = –20 to 85 °C, unless otherwise noted)
Symbol
tsu (S-R)
tsu (S-W)
th (R-S)
th (W-S)
tsu (A-R)
tsu (A-W)
th (R-A)
th (W-A)
tw (R)
tw (W)
tsu (D-W)
th (W-D)
Parameter
S0, S1 setup time
S0, S1 setup time
S0, S1 hold time
S0, S1 hold time
A0 setup time
A0 setup time
A0 hold time
A0 hold time
Read pulse width
Write pulse width
Before write data input setup time
After write data input hold time
Limits
Unit
Min.
Typ.
Max.
0
ns
0
ns
0
ns
0
ns
30
ns
30
ns
0
ns
0
ns
250
ns
250
ns
130
ns
0
ns
96
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