參數(shù)資料
型號: M37754M8C-XXXGP
元件分類: 微控制器/微處理器
英文描述: 16-BIT, MROM, 40 MHz, MICROCONTROLLER, PQFP100
封裝: PLASTIC, QFP-100
文件頁數(shù): 81/115頁
文件大?。?/td> 1571K
代理商: M37754M8C-XXXGP
67
PRELIMINAR
Y
Notice:
This
is not
a final
specification.
Some
parametric
limits
are
subject
to change.
MITSUBISHI MICROCOMPUTERS
M37754M8C-XXXGP, M37754M8C-XXXHP
M37754S4CGP, M37754S4CHP
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
Fig. 82 Clock generating circuit block diagram
0
1/2
S
R
Q
S
R
Q
1
S
Pf
i,
Wf
i:
Represents
f(X
IN
)divided
by
i
when
the
clock
source
for
peripheral
devices
is
φ1
.
Represents
f(X
IN
)divided
by
(i
!
2)
when
the
clock
source
for
peripheral
devices
is
φ1
divided
by
2.
R
Q
0
1
0
Hold
request
1
0
1
0
1
0
Wf
512
Wf
32
Pf
32
Clock
external
input
select
bit
X
IN
X
OUT
Internal
clock
stop
select
bit
at
WIT
Interrupt
request
STP
instruction
Reset
WIT
instruction
1/2
1/8
1/2
1/8
Pf
512
Pf
64
Pf
16
Pf
2
Clock
source
for
peripheral
devices
select
bit
STP
return
select
bit
1/8
1/2
1/16
φBIU
φCPU
Clock
source
for
CPU
operation
Halt
request
to
CPU
from
bus
interface
unit
caused
by
Hold
request
and
others
Wachdog
timer
Watchdog
timer
frequency
select
register
Clock
source
select
bit
φ
1
Hold
request
Watchdog
timer
clock
select
bit
Watchdog
timer
clock
select
bit
Wachdog
timer
overflow
signal
Ready
request
Clock
source
for
bus
interface
unit
operation
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