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M16C/62P Group (M16C/62P, M16C/62PT)
Switching Characteristics
(V
= V
= 5V, V
CC1
CC2
SS
Table 23.48
Memory Expansion and Microprocessor Modes (for 2- to 3-wait setting, external area
access and multiplex bus selection)
Symbol
t
Address Output Delay Time
d(BCLK-AD)
t
Address Output Hold Time (in relation to BCLK)
h(BCLK-AD)
t
Address Output Hold Time (in relation to RD)
h(RD-AD)
t
Address Output Hold Time (in relation to WR)
h(WR-AD)
t
Chip Select Output Delay Time
d(BCLK-CS)
t
Chip Select Output Hold Time (in relation to BCLK)
h(BCLK-CS)
t
Chip Select Output Hold Time (in relation to RD)
h(RD-CS)
t
Chip Select Output Hold Time (in relation to WR)
h(WR-CS)
t
RD Signal Output Delay Time
d(BCLK-RD)
t
RD Signal Output Hold Time
h(BCLK-RD)
t
WR Signal Output Delay Time
d(BCLK-WR)
t
WR Signal Output Hold Time
h(BCLK-WR)
t
Data Output Delay Time (in relation to BCLK)
d(BCLK-DB)
t
Data Output Hold Time (in relation to BCLK)
h(BCLK-DB)
t
Data Output Delay Time (in relation to WR)
d(DB-WR)
t
Data Output Hold Time (in relation to WR)
h(WR-DB)
t
HLDA Output Delay Time
d(BCLK-HLDA)
t
ALE Signal Output Delay Time (in relation to BCLK)
d(BCLK-ALE)
t
ALE Signal Output Hold Time (in relation to BCLK)
h(BCLK-ALE)
t
ALE Signal Output Delay Time (in relation to Address)
d(AD-ALE)
t
ALE Signal Output Hold Time (in relation to Address)
h(AD-ALE)
t
RD Signal Output Delay From the End of Address
d(AD-RD)
t
WR Signal Output Delay From the End of Address
d(AD-WR)
t
Address Output Floating Start Time
dz(RD-AD)
NOTES:
1. Calculated according to the BCLK frequency as follows:
9
0.5x10
----------------------- - 10 ns
–
(
)
f BCLK
2. Calculated according to the BCLK frequency as follows:
9
0.5x10
50
----------------------- -
–
(
)
f BCLK
3. Calculated according to the BCLK frequency as follows:
9
0.5x10
40
----------------------- -
–
(
)
f BCLK
4. Calculated according to the BCLK frequency as follows:
9
0.5x10
----------------------- - 15 ns
–
(
)
f BCLK
Rev.2.41
Jan 10, 2006
REJ09B0185-0241
http://www.xinpian.net
= −20 to 85°C / −40 to 85°C unless otherwise specified)
= 0V, at T
opr
Parameter
[
]
[
]
ns
n is "2" for 2-wait setting, "3" for 3-wait setting.
[
]
ns
[
]
Page 336 of 390
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23. Electrical Characteristics
V
=V
CC1
Standard
Min.
4
(NOTE 1)
(NOTE 1)
4
(NOTE 1)
(NOTE 1)
0
0
See
Figure 23.12
4
(NOTE 2)
(NOTE 1)
−4
(NOTE 3)
(NOTE 4)
0
0
010-62245566 13810019655
=3V
CC2
Unit
Max.
50
ns
ns
ns
ns
50
ns
ns
ns
ns
40
ns
ns
40
ns
ns
50
ns
ns
ns
ns
40
ns
25
ns
ns
ns
ns
ns
ns
8
ns
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