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(Created page with "{{fujitsu title|MB8840}} The '''Fujitsu MB8840 series''' is a family of 4-bit NMOS microcontrollers developed by Fuj...") |
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{{fujitsu title|MB8840}} | {{fujitsu title|MB8840}} | ||
− | The ''' | + | {{ic family |
+ | | title = MB8840/MB8840H Family | ||
+ | | image = <!-- Image representation of the IC family, e.g. "MCS-4.jpg" --> | ||
+ | | caption = <!-- description of the image --> | ||
+ | | developer = Fujitsu | ||
+ | | manufacturer = Fujitsu | ||
+ | | type = <!-- type "microprocessors", "microcontrollers", etc.. --> | ||
+ | | production start = 1977 | ||
+ | | production end = 1992 | ||
+ | | arch = | ||
+ | | isa = MB8850 | ||
+ | | word = 4 bit | ||
+ | | proc = <!-- process, e.g. "8 μm" --> | ||
+ | | tech = nMOS | ||
+ | | clock min = 1 MHz | ||
+ | | clock max = 6 MHz | ||
+ | | package = DIP42 | ||
+ | | package 2 = DIP28 | ||
+ | | package 3 = QFP48 | ||
+ | }} | ||
+ | The '''MB8840/MB8840H series''' is a [[microprocessor family|family]] of {{arch|4}} [[nMOS]] [[microcontroller]]s developed by [[Fujitsu]] and introduced in 1977{{date off}}. This series was very popular for arcade games (e.g. some Atari's Namco Galaga/Xevious systems). This series is architecturally identical to the {{fujitsu|MB8850|MB8850 family}} (A [[CMOS]] version). | ||
− | {| class="wikitable | + | == Members == |
− | ! colspan=" | + | The "H" versions are identical to their non-"H" counterparts but aimed to be "high performance", capable of operating at higher frequency (up to 8 MHz). |
+ | {| class="wikitable" | ||
+ | ! colspan="6" | Family Members | ||
|- | |- | ||
− | ! Part !! | + | ! Part !! ROM !! RAM !! I/O Ports !! Instructions !! Notes |
|- | |- | ||
− | | {{ | + | | {{\|MB8841}} || 2kx8 bit || 128x4-bit || 37 || 70 || |
|- | |- | ||
− | | {{ | + | | {{\|MB8842}} || 2kx8 bit || 128x4 bit || 25 || 69 || |
|- | |- | ||
− | | {{ | + | | {{\|MB8843}} || 1kx8 bit || 64x4 bit || 37 || 70 || |
|- | |- | ||
− | | {{ | + | | {{\|MB8844}} || 1kx8 bit || 64x4 bit || 25 || 69 || |
+ | |- | ||
+ | | {{\|MB8845}} || 2kx8 bit || 128x4-bit || 37 || 70 || | ||
+ | |- | ||
+ | | {{\|MB8846}} || 2kx8 bit || 128x4-bit || 25 || 69 || | ||
+ | |- | ||
+ | | {{\|MB8847}} || 1kx8 bit || 64x4 bit || 37 || 70 || | ||
+ | |- | ||
+ | | {{\|MB8848}} || 1kx8 bit || 64x4 bit || 25 || 69 || | ||
|} | |} | ||
+ | == ISA == | ||
+ | {{main|fujitsu/mb8850/isa|l1=MB8850 ISA}} | ||
+ | The MB8840 has an identical ISA to that of the {{fujitsu|MB8850}}. | ||
+ | == Documents == | ||
+ | * [[:File:MB8840-H Series (1987).pdf|MB8840 Datasheet]]. | ||
==See also== | ==See also== | ||
− | * {{fujitsu| | + | * {{fujitsu|MB88500}}, a [[CMOS]] version |
Latest revision as of 13:57, 4 February 2016
MB8840/MB8840H Family | |
Developer | Fujitsu |
Manufacturer | Fujitsu |
Production | 1977-1992 |
ISA | MB8850 |
Word size | 4 bit 0.5 octets
1 nibbles |
Technology | nMOS |
Clock | 1 MHz-6 MHz |
Package | DIP42, DIP28, QFP48 |
The MB8840/MB8840H series is a family of 4-bit nMOS microcontrollers developed by Fujitsu and introduced in 1977[off?]. This series was very popular for arcade games (e.g. some Atari's Namco Galaga/Xevious systems). This series is architecturally identical to the MB8850 family (A CMOS version).
Contents
Members[edit]
The "H" versions are identical to their non-"H" counterparts but aimed to be "high performance", capable of operating at higher frequency (up to 8 MHz).
Family Members | |||||
---|---|---|---|---|---|
Part | ROM | RAM | I/O Ports | Instructions | Notes |
MB8841 | 2kx8 bit | 128x4-bit | 37 | 70 | |
MB8842 | 2kx8 bit | 128x4 bit | 25 | 69 | |
MB8843 | 1kx8 bit | 64x4 bit | 37 | 70 | |
MB8844 | 1kx8 bit | 64x4 bit | 25 | 69 | |
MB8845 | 2kx8 bit | 128x4-bit | 37 | 70 | |
MB8846 | 2kx8 bit | 128x4-bit | 25 | 69 | |
MB8847 | 1kx8 bit | 64x4 bit | 37 | 70 | |
MB8848 | 1kx8 bit | 64x4 bit | 25 | 69 |
ISA[edit]
- Main article: MB8850 ISA
The MB8840 has an identical ISA to that of the MB8850.
Documents[edit]
See also[edit]
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 "MB8840" overrides earlier default sort key "MB8840, Fujitsu".
Facts about "MB8840 - Fujitsu"
designer | Fujitsu + |
full page name | fujitsu/mb8840 + |
instance of | integrated circuit family + |
instruction set architecture | MB8850 + |
main designer | Fujitsu + |
manufacturer | Fujitsu + |
name | MB8840/MB8840H Family + |
package | DIP42 +, DIP28 + and QFP48 + |
technology | nMOS + |
word size | 4 bit (0.5 octets, 1 nibbles) + |