MB90F654A FUJITSU [Fujitsu Component Limited.], MB90F654A Datasheet - Page 66

• Manufacturer Part Number: MB90F654A
• Description: 16-bit Proprietary Microcontroller
• Manufacturer: FUJITSU [Fujitsu Component Limited.]

66
MB90650A Series
(2) Block Diagram
Low-power consumption control circuit and clock generator
CKSCR
CKSCR
CKSCR
LPMCR
LPMCR
CKSCR
LPMCR
LPMCR
MCM
SCM
MCS
TMD
WS1
WS0
SCS
CG1
CG0
RST
CS1
CS0
SLP
STP
SPL
Clock selector
RST
Standby
controller
switching control
1
SCM
PLL multiplier
operation function
CPU intermittent
stabilization
Sub clock
selection circuit
Oscillation
delay time
Cycle count
selector
2
circuit
cancel
Pin high-impedance controller
CPU
3
Internal reset
generator
4
SLEEP
MSTP
STOP
1/2 S
2
2
2
2
4
13
15
18
Timebase timer
2
Clock input
12
system clock
2
generation
generation
Peripheral
14
clock
CPU
2
16
0/9/17/33
intermittent cycle selection
2
19
Sub clock divided by 4
(OSC oscillation)
Main clock
(OSC oscillation)
Main OSC stop
Sub OSC stop
Interrupt request
or RST
Pin Hi-Z
Internal RST
To watchdog timer
WDGRST
CPU clock
Peripheral clock
RST pin