DESCRIPTION
The 80CL51 is manufactured in an advanced CMOS technology. The instruction set of the 80CL51 is based on that of the 8051. The 80CL51 is a general purpose microcontroller especially suited for battery-powered applications.
FEATURES
⢠Full static 80C51 CPU
⢠8-bit CPU, ROM, RAM, 1/0 in a single 40-lead DIL / mini-pack
⢠4K x 8 ROM, expandable externally to 64K bytes
⢠128 bytes RAM, expandable externally to 64K bytes
⢠Four 8-bit ports, 321/0 lines
⢠Two 16-bit timer / event counters
⢠External memory expandable up to 128K, external ROM up to 64K and / or RAM up to 64K
⢠On-chip oscillator suitable for RC, LC, quartz crystal or ceramic resonator
⢠Thirteen source, thirteen vector interrupt structure with two priority levels
⢠Full duplex serial port (UART)
⢠Enhanced architecture with:
â non-page oriented instructions
â direct addressing
â four eight byte RAM register banks
â stack depth up to 128 bytes
â multiply, divide, subtract and compare instructions
⢠Power-Down and IDLE instructions
⢠Wake-up via external interrupts at Port 1
⢠Single supply voltage of 1.8V to 6.0V (5.0V ±10% for P80C51)
⢠Frequency range of 0 to 16MHz (3.5MHz to 16MHz for P80C51)
⢠Very low current consumption
⢠Operating temperature range: -40 to +85°C
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