MSM80C49 - OKI electronic componets

MSM80C49 (MSM80C48/49/50/35/39/40) CMOS 8-Bit Microcontroller

The OKI MSM80C48/MSM80C49/MSM80C50 are 8-bit, low-power, high-performance microcontrollers implemented in silicon-gate complementary metal-oxide semiconductor technology. Integrated within these chips are 8K/16K/32K bits of mask program ROM, 512/1024/2048 bits of data RAM, 27 I/O lines, built-in 8 bit timer/counter, and oscillator. Program memory and data pa.

Features

• Lower power consumption enabled by CMOS silicon gate process
• Completely static operation
• Improved power-down feature
• Instruction cycle : 1.36 ms (11 MHz) VCC=4.5 to 6.0 V (MSM80C48/49) 2.5 ms (6 MHz) VCC=3.5 to 6.0 V (MSM80C50)
• 111 instructions
• All instructions are usable even during execution of external ROM instructions.
• Operation facility Addition, logical operations, and decimal adjust
• Program memory (ROM) : 1K words ¥ 8 bits (MSM80C48) : 2K words ¥ 8 bits (MSM80C49) : 4K words ¥ 8 bits (MSM80C50)
• Data memory (RAM) : 64 words ¥ 8 bits (MSM80C48) : 128 words ¥ 8 bits (MSM8.