MB89151APF datasheet(2/52 Pages) FUJITSU

2 / 52 page

MB89150/150A Series

(Continued)

• Buzzer output

• Watch prescaler (15 bits)

• External interrupts (wake-up function)

Four independent channels with edge detection function plus eight level-interrupt channels

s PRODUCT LINEUP

(Continued)

MB89152/A MB89153/A MB89154/A MB89155/A MB89P155 MB89PV150

Classification

Mass production products

(mask ROM products)

One-time

PROM

product

Piggyback/

evaluation

product (for

evaluation and

development)

ROM size

4 K

× 8 bits

(internal

mask ROM)

6 K

× 8 bits

(internal

mask ROM)

8 K

× 8 bits

(internal

mask ROM)

12 K

× 8 bits

(internal

mask ROM)

16 K

× 8 bits

(internal

mask ROM)

16 K

× 8 bits

(internal

PROM,

programming

with general-

purpose

EPROM

programmer)

32 K

× 8 bits

(external

ROM)

RAM size

128

× 8 bits

256

× 8 bits

512

× 8 bits

CPU functions

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:

0.95

µs/4.2 MHz

Interrupt processing time:

8.57

µs/4.2 MHz

Ports

I/O port (N-ch open-drain):

8 (6 ports also serve as peripherals, 3 ports

are a high-current drive type.)

Output port (N-ch open-drain): 18 (16 ports also serve as segment pins, 2 ports

serve as boost capacitor connection pins.)*1

I/O port (CMOS):

16 (12 ports also serve as an external interrupt.)

Output port (CMOS):

1 (Also serves as a remote control.)

Total:

43 (max.)

Timer/counter

8-bit timer counter

× 2 channel or 16-bit event counter × 1 channel

8-bit serial I/O

8 bits

LSB first/MSB first selectability

LCD controller/

driver

Common output:

Segment output:

32 (max.)*1

Bias power supply pins:

LCD display RAM size:

× 4 bits

Booster for LCD driving:

Built-in*1

Dividing resistor for LCD driving:

Built-in (an external resistor selectability)

No reference

voltage

generator

and booster

for LCD

driving

External

interrupts

(wake-up function)

4 (edge selectability)

8 (level interrupt only)

Buzzer output

1 (7 frequencies are selectable by the software.)

MB89151/A

Part number

Parameter

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