¡ Semiconductor
MSM81C55-5RS/GS/JS
NOTICE ON REPLACING LOW-SPEED DEVICES WITH HIGH-SPEED DEVICES
The conventional low speed devices are replaced by high-speed devices as shown below.
When you want to replace your low speed devices with high-speed devices, read the replacement
notice given on the next pages.
High-speed device (New)
M80C85AH
Remarks
Low-speed device (Old)
M80C85A/M80C85A-2
M80C86A/M80C86A-2
M80C88A/M80C88A-2
M82C84A/M82C84A-5
M81C55
8bit MPU
M80C86A-10
16bit MPU
M80C88A-10
8bit MPU
M82C84A-2
Clock generator
RAM.I/O, timer
DMA controller
M81C55-5
M82C37B-5
M82C37A/M82C37A-5
M82C51A-2
USART
M82C51A
M82C53-2
Timer
PPI
M82C53-5
M82C55A-2
M82C55A-5
15/19
OKI [ OKI ELECTRONIC COMPONETS ]
