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Page 2088 of 2108 R01UH0134EJ0400 Rev. 4.00
Sep 24, 2014
Item Page Revision (See Manual for Details)
37.4 AC Characteristics
Table 37.4 Operating
Frequency
1974 Table and title amended
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Operating
frequency
CPU clock (Iφ) f 40.00 144.00 MHz
Bus clock (B
φ
)
40.00 72.00 MHz
Peripheral clock (Pφ) 6.67 36.00 MHz
37.4.1 Clock Timing
Table 37.5 Clock Timing
1975 Table amended
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Real time clock oscillation settling time t
ROSC
⎯ 3 s Figure
37.6
Figure 37.3 Power-On
Oscillation Settling Time
1977 Figure note amended
Power Supply Min.
t
OSC1
Power Supply*
RES
TRST
CKIO,
Internal clock
Oscillation settling time
Notes: Oscillation settling time when the internal oscillator is used.
* PVcc, Vcc, PLLVcc, AVcc, USBAPVcc, USBDPVcc, USBAVcc, USBDVcc, USBUVcc
t
MDH
MD_BOOT1, MD_BOOT0
MD_CLK1, MD_CLK0
37.4.3 Bus Timing
Figure 37.9 Basic Bus
Timing for Normal Space (No
Wait)
1984 Figure amended
t
RDH1
t
RDS1
t
WED1
t
WED1
t
AH
t
WDH4
t
WDD1
RD
D15 to D0
Read
WEn
D15 to D0
Write
t
WDH1
Figure 37.10 Basic Bus
Timing for Normal Space
(One Software Wait Cycle)
1985 Figure amended
t
RDS1
t
WED1
t
WED1
t
AH
t
WDH4
t
WDD1
RD
D15 to D0
Read
WEn
D15 to D0
Write
t
RDH1
t
WDH1