Semiconductor & Computer Engineering
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MC14500B - Motorola
| Edit Values | |
| Motorola MC14500B | |
 | |
| 1-bit MC14500BCP | |
| General Info | |
| Designer | Motorola |
| Manufacturer | Motorola |
| Model Number | MC14500B |
| Part Number | MC14500BCL, MC14500BAL, MC14500BCP |
| Market | Industrial |
| Introduction | 1976 (announced) 1976 (launched) |
| General Specs | |
| Family | MC14500 |
| Frequency | 1 MHz |
| Microarchitecture | |
| Technology | CMOS |
| Word Size | 1 bit |
| Electrical | |
| Power dissipation | 500 mW |
| Vcore | 5 V ± 5 % |
| Tcase | -55 °C – 125 °C |
| Tstorage | -65 °C – 150 °C |
The MC14500B or Industrial Control Unit (ICU) is a 1-bit microprocessor designed by Motorola and released in 1976. Production continued well into the 1990s. The MC14500B was designed as an extremely low cost programmable logic controller suited for implementing various ladder logic circuits as replacement for older relay-based systems.
Contents
Architecture[edit]
- Main article: MC14500 Architecture
The MC14500B had a single 1-bit register to hold the result and supported 16 different operations.
Packaging[edit]
The MC14500B came in a few different packages for different specifications.
| Part | Temperature range |
|---|---|
| MC14500BCL | Military |
| MC14500BAL | Industrial |
| MC14500BCP | Industrial |
Documents[edit]
See also[edit]
Facts about "MC14500B - Motorola"
| base frequency | 1 MHz (0.001 GHz, 1,000 kHz) + |
| core voltage | 5 V (50 dV, 500 cV, 5,000 mV) + |
| core voltage tolerance | 5 % + |
| designer | Motorola + |
| family | MC14500 + |
| first announced | 1976 + |
| first launched | 1976 + |
| full page name | motorola/mc14500/mc14500b + |
| instance of | microprocessor + |
| ldate | 1976 + |
| main image |  + |
| main image caption | 1-bit MC14500BCP + |
| manufacturer | Motorola + |
| market segment | Industrial + |
| max case temperature | 398.15 K (125 °C, 257 °F, 716.67 °R) + |
| max storage temperature | 423.15 K (150 °C, 302 °F, 761.67 °R) + |
| min case temperature | 218.15 K (-55 °C, -67 °F, 392.67 °R) + |
| min storage temperature | 208.15 K (-65 °C, -85 °F, 374.67 °R) + |
| model number | MC14500B + |
| name | Motorola MC14500B + |
| part number | MC14500BCL +, MC14500BAL + and MC14500BCP + |
| power dissipation | 0.5 W (500 mW, 6.705e-4 hp, 5.0e-4 kW) + |
| technology | CMOS + |
| word size | 1 bit (0.125 octets, 0.25 nibbles) + |
