MB89656AR FUJITSU [Fujitsu Component Limited.], MB89656AR Datasheet - Page 43

• Manufacturer Part Number: MB89656AR
• Description: 8-bit Proprietary Microcontroller
• Manufacturer: FUJITSU [Fujitsu Component Limited.]

*1 : The value at F
*2 : On microcontrollers with a built-in booster, only 1/3 bias can be used. The 1/2 duty cannot be used.
Note : Reset is input asynchronized with the internal clock whether with or without power-on reset.
No.
1
2
3
4
5
MASK OPTIONS
Pull-up resistors
Power-on reset selection
Selection of the oscillation stabilization time
initial value
Selection either single- or dual-clock system
Selection of a built-in booster*
Single clock
Dual clock
With power-on reset
Without power-on reset
Without booster
With booster
(Segment output switching)
16 segments: Selection of P30 to P37
20 segments: Selection of P30 to P37
24 segments: Selection of P30 to P37
28 segments: Selection of P30 to P33
32 segments: No port selection
P00 to P07, P10 to P17,
P20 to P22, P24 to P26,
P30 to P37, P40 to P47,
P60 to P67, P70 to P75,
P80 to P81
Crystal oscillator: 2
Ceramic oscillator: 2
Specifying procedure
CH
(Approx. 26.2 ms
(Approx. 26.2 ms
= 10 MHz
Part number
and P40 to P47
and P40 to P43
18
13
/F
/F
CH
CH
*1
*1
2
)
)
Specify when
Specify by pin
MB89653AR
MB89655AR
MB89656AR
MB89657AR
Selectable
Selectable
Selectable
Selectable
ordering
masking
Can be set per pin.
(Select in a group of four
bits for P14 to P17, P40
to P43, and P40 to P47.)
(P75 to P70 are avail-
able only for without a
pull-up resistor.)
With power-on reset
2
(Approx. 26.2 ms
Setting possible
Can be selected from
the following six options:
18
-101: Without booster
-102: 16 segments
-103: 20 segments
-104: 24 segments
-105: 28 segments
-106: 32 segments
/F
MB89650AR Series
Set with EPROM
C H
programmer
MB89P657A
*1
)
Fixed to without
pull-up resistor
Fixed to with
power-on reset
Fixed to 2
(Approx. 26.2 ms
Fixed to dual-clock
system
Fixed to without
booster
MB89PV650A
Setting not
possible
18
/F
CH
*1
)
43