MB89953PFM 查看數據表（PDF） - Fujitsu

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MB89953PFM

8-bit Proprietary Microcontroller

Fujitsu 

MB89950 Series

s PRODUCT LINEUP

Part number

Item

MB89951

MB89953

MB89P955

MB89PV950

Classification

Mass-produced products

(Mask ROM product)

One-time

PROM

products

Piggyback/

evaluation and

development ptoduct

ROM size

4 K × 8 bits

(internal mask ROM)

8 K × 8 bits

(internal mask ROM)

16 K × 8 bits

(internal PROM, to be

programmed with

general-purpose

EPROM programmer)

32 K × 8 bits

(external ROM)

RAM size

128 × 8 bits

256 × 8 bits

512 × 8 bits

1024 × 8 bits

CPU functions

The number of basic instructions:

Instruction bit length:

Instruction length:

Data bit length:

Minimum imstruction execution time:

Interrupt processing time:

136

8 bits

1 to 3 bytes

1, 8, 16 bits

0.8 µs at 5 MHz (VCC =5.0 V)

7.2 µs at 5 MHz (VCC =5.0 V)

Ports

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

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

I/O port (CMOS):

Total:

22 (also used as segment pin)*1

4 (two of them are also used as LCD bias pins)

7 (6 used as peripheral)

33 (max.)

8-bit PWM

timer

8-bit reload timer operation (toggle output possible)

8-bit resolution PWM operation

Operation clock (pulse-width count timer output: 0.8 µs, 12.8 µs, 51.2 µs/5 MHz)

8-bit

pulse-width

counter timer

8-bit reload timer operation

8-bit pulse width measurement (continuous measurement, High- and Low-width measurement,

and one-cycle measurement)

Operation clock (0.8 µs, 3.2 ms, 25.6 µs/5 MHz)

8-bit serial I/O 8-bit length, selectable from least significant bit (LSB) first or most significant bit (MSB) first,

transfer clock (external, 1.6 µs, 6.4 ms, 25.6 µs/5 MHz)

UART

5-, 7-, 8-bit transfers possible, internal baud-rate generator (Max. 78125 bps/5 MHz)

LCD controller/

driver

Common output: 4

Segment output: 42 (max.)

Operation mode: 1/2 bias and 1/2 duty, 1/3 bias and 1/3 duty, 1/3 bias and 1/4 duty

LCD controller display RAM capacity: 42 × 4 bits

LCD driver split resistor: built-in (external resistor selectable)

External

interrupt

2 (edge selectable: one serving as pulse-width count timer input)

Standby mode

Sleep mode, stop mode

Power supply

voltage*2

2.2 V to 6.0 V

2.7 V to 6.0 V

EPROM

—

MBM27C256A-20TV

(LCC package)

*1: Mask Option.

*2: Varies with conditions such as the operating frequency. (See “s Electrical Characteristics”.)

3

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