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Programmable Universal Asynchronous Receiver/Transmitter (UART)
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CMOS 8-Bit Microprocessor with On-Chip RAM and Counter/Timer
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High-Reliability CMOS 32-Word x 8-Bit Static Random-Access Memory
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CMOS Real-Time Clock
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CMOS Programmable I/O Interface
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CMOS Keyboard Encoder
Intersil
High-Reliability CMOS 128-Word x 8-Bit Static RAM