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MB89670AR Series
DS07-12537-2E
3
■ PRODUCT LINEUP
(Continued)
MB89673AR
MB89675AR
MB89677AR
MB89P677A
MB89PV670A
Classification
Mass-produced products
(mask ROM products)
One-time PROM
product
(for development)
Piggyback/
evaluation product
(for development)
ROM size
8 K
× 8 bits
(internal mask
ROM)
16 K
× 8 bits
(internal mask
ROM)
32 K
× 8 bits
(internal mask ROM)
48 K
× 8 bits
(external ROM)
RAM size
384
× 8 bits
512
× 8 bits
1 K
× 8 bits
CPU
functions
The number of instructions:
136
Instruction bit length:
8 bits
Instruction length:
1 to 3 bytes
Data bit length:
1, 8, 16 bits
Minimum execution time:
0.4
s@10 MHz to 6.4 s@10 MHz
Interrupt processing time:
3.6
s@10 MHz to 57.6 s@10 MHz
Ports
Output ports (N-channel open-drain):
14 (12 also serve as peripherals.)
Output ports (CMOS):
8 (All also serve as peripherals.)
I/O ports (N-channel open-drain):
7 (All also serve as peripherals.)
I/O ports (CMOS):
32 (All also serve as peripherals.)
Input ports:
8 (All also serve as peripherals.)
Total:
69
Option
Specify when ordering masking
Set with EPROM
programmer
Setting not
possible
Timebase
timer
21 bits (0.81 ms, 3.27 ms, 26.21 ms, 419 ms@10 MHz)
8/16-bit
up/down
counter/timer
8 bits
× 2 channels or 16 bits × 1 channel
Timer operation
Up/down counter operation
Phase difference counting (double mode, quadruple mode)
16-bit
timer/counter
16-bit timer operation
16-bit event counter operation (edge selectable)
8/16-bit
timer/counter
8 bits
× 2 channels or 16 bits × 1 channel
Reload timer operation (toggled output capable)
Event counter operation
8-bit PWM
timer 1, 2
8 bits
× 2 channels reload timer operation (toggled output capable)
8 bits
× 2 channels PWM operation (four frequencies fixed)
8 bits
× 1 channel PPG operation (variable frequency)
Capable of output switching between 2 channels in any mode
8-bit PWM
timer 3, 4, 5, 6
8-bit reload timer operation (toggled output capable)
8-bit PWM operation (four frequencies fixed)
Capable of output switching between 2 channels in any mode
8-bit serial I/O
8 bits
LSB first/MSB first selectable
One clock selectable from four transfer clocks
(one external shift clock, three internal shift clocks)
Part number
Item