MB90488B 参数 Datasheet PDF下载

MB90480/485 Series

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• Instruction set optimized for controller applications

Supported data types (bit, byte, word, or long word)

Typical addressing modes (23 types)

32-bit accumulator for enhanced high-precision calculation

Enhanced signed multiplication/division instruction and RETI instruction functions

• Instruction set designed for high-level programming language (C) and multi-task operations

System stack pointer adopted

Instruction set symmetry and barrel shift instructions

• Non-multiplex bus/multiplex bus compatible

• Enhanced execution speed

4-byte instruction queue

• Enhanced interrupt functions

8 levels setting with programmable priority, 8 external interrupts

• Data transfer function (µDMAC)

Up to 16 channels

• Embedded ROM

Flash versions : 192 Kbytes, 256 Kbytes, 384 Kbytes, MASK versions : 192 Kbytes, 256 Kbytes

• Embedded RAM

Flash versions : 4 Kbytes, 6 Kbytes, 10 Kbytes, 24 Kbytes, MASK versions : 10 Kbytes, 16 Kbytes

• General purpose ports

Up to 84 ports

(Includes 16 ports with input pull-up resistance settings, 16 ports with output open-drain settings)

• A/D converter

8-channel RC sequential comparison type (10-bit resolution, 3.68

µs

conversion time (at 25 MHz) )

• I

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C interface (MB90485 series only) : 1channel, P76/P77 N-ch open drain pin (without P-ch)

Do not apply high voltage in excess of recommended operating ranges

to the N-ch open drain pin (with P-ch) in MB90V485B.

•

µPG

(MB90485 series only) : 1 channel

• UART : 1 channel

• Extended I/O serial interface (SIO) : 2 channels

• 8/16-bit PPG : 3 channels (with 8-bit

×

6 channel/16-bit

×

3 channel mode switching function)

• 8/16-bit up/down counter/timer: 1 channel (with 8-bit

×

2 channels/16-bit

×

1-channel mode switching function)

• PWC (MB90485 series only) : 3 channels (Capable of compare the inputs to two of the three)

• 3 V/5 V I/F pin (MB90485 series only)

P20 to P27, P30 to P37, P40 to P47, P70 to P77

• 16-bit reload timer : 1 channel

• 16-bit I/O timer : 2 channels input capture, 6 channels output compare, 1 channel free run timer

• On chip dual clock generator system

• Low-power consumption mode

With stop mode, sleep mode, CPU intermittent operation mode, watch mode, timebase timer mode

• Packages : QFP 100/LQFP 100

• Process : CMOS technology

• Power supply voltage : 3 V, single power supply (some ports can be operated by 5 V power supply at MB90485

series)

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