Semiconductor & Computer Engineering
From WikiChip
MB8850 - Fujitsu
| MB8850/MB8850H Family | |
.svg)
| |
| Developer | Fujitsu |
| Manufacturer | Fujitsu |
| Production | 1977-1992 |
| ISA | MB8850 |
| Word size | 4 bit 0.5 octets
1 nibbles |
| Technology | CMOS |
| Clock | 1 MHz-6 MHz |
| Package | DIP42, DIP28, QFP48 |
The MB8850/MB8850H series is a family of 4-bit CMOS microcontrollers developed by Fujitsu and introduced in 1977[off?]. This series is architecturally identical to the MB8840 family (An nMOS version). The MB88500 series is a high-speed version of this series.
Contents
Members
| Family Members | |||||
|---|---|---|---|---|---|
| Part | ROM | RAM | I/O Ports | Instructions | Notes |
| MB8851 | 2kx8 bit | 128x4-bit | 37 | 70 | |
| MB8852 | 2kx8 bit | 128x4 bit | 25 | 69 | |
| MB8853 | 1kx8 bit | 64x4 bit | 37 | 70 | |
| MB8854 | 1kx8 bit | 64x4 bit | 25 | 69 | |
| MB8855 | 2kx8 bit | 128x4-bit | 37 | 70 | |
| MB8856 | 2kx8 bit | 128x4-bit | 25 | 69 | |
| MB8857 | 1kx8 bit | 64x4 bit | 37 | 70 | |
| MB8858 | 1kx8 bit | 64x4 bit | 25 | 69 | |
ISA
- Main article: MB8850 ISA
The MB8840 family and this have an identical ISA consisting for 60-70 instructions.
 |
This section requires expansion; you can help adding the missing info. |
Documents
See also
 |
This article is still a stub and needs your attention. You can help improve this article by editing this page and adding the missing information. |
Warning: Default sort key "MB8850" overrides earlier default sort key "MB8850, Fujitsu".
Facts about "MB8850 - Fujitsu"
| designer | Fujitsu + |
| full page name | fujitsu/mb8850 + |
| instance of | integrated circuit family + |
| instruction set architecture | MB8850 + |
| main designer | Fujitsu + |
| manufacturer | Fujitsu + |
| name | MB8850/MB8850H Family + |
| package | DIP42 +, DIP28 + and QFP48 + |
| technology | CMOS + |
| word size | 4 bit (0.5 octets, 1 nibbles) + |