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SBG-1 - General Instrument
GI SBA-1 | |
Manufacturer | General Instrument |
Model Number | SBA-1 |
Market | Industrial |
Introduction | November, 1977 (launch) |
General information | |
Family | SBA |
Clock | 10 kHz-800 kHz |
Microarchitecture | |
Technology | nMOS |
Word size | 1 bit 0.125 octets
0.25 nibbles |
Electrical | |
Op. Temp | 0 °C – 70 °C |
Supply VDD | 12 V |
Supply VSS | 0 V |
RAM | 120 b 1.5e-5 MB (120x1 bits)
0.015 kB 15 B 1.5e-8 GB |
Stack | 16 levels |
Pins | |
I/O ports | 31 |
Package | DIP40 (DIP) |
The GI SBA-1 is a 1-bit microcontroller developed by General Instrument as part of their SBA family. This is an identical version of the SBA without the on-chip ROM. ROM data lines instead were brought out allowing external RAM or ROM to be hooked up.
ISA
- Main article: SBA Instruction Set
This chip had 24 instructions, all 8-bit words, and had a single-cycle datapath.
See Also
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Facts about "SBA-1 - General Instrument"
family | SBA + |
first launched | November 1977 + |
full page name | general instrument/sba/sba-1 + |
instance of | microcontroller + |
manufacturer | General Instrument + |
market segment | Industrial + |
max operating temperature | 70 °C + |
min operating temperature | 0 °C + |
model number | SBA-1 + |
name | GI SBA-1 + |
package | DIP40 + |
ram | 1.5e-5 MB (0.015 kB, 15 B, 120 b, 1.5e-8 GB) + |
ram breakdown | 120x1 bits + |
technology | nMOS + |
word size | 1 bit (0.125 octets, 0.25 nibbles) + |