Features
Enhanced 80C51 Central Processing Unit
15.5K bytes on-chip flash memory with ISP/IAP capability
256 bytes scratch-pad RAM and 256 bytes auxiliary RAM
Two-level code protection for flash memory access
Two 16-bits timer/counter
7 sources, 4-level-priority interrupt capability
One enhanced UART with automatic address recognition and frame error detection
15 bits Watch-Dog-Timer with 8-bit pre-scalar, one-time enabled
SPI Master/Slave mode
Programmable Counter Array (PCA)
10-bit Analog-to-Digital Converter (ADC)
Power control: Idle mode and Power-Down mode, Power-down can be woken-up through
INT0 and INT1
27 programmable I/O ports
Alternative built-in 6MHz oscillator
Fully static operation
Excellent noise immunity
On-Chip flash program/data memory:
- The data endurance of the embedded flash gets over 20,000 times.
- Greater than 100 years data rentention under room temperature
Very low power consumption
Operating Voltage:
- 4.5V~5.5V for MPC82E54A
- 2.4V~3.6V for MPC82L54A, minimum 2.7V requirement in flash write operation
(ISP/ICP/…...)
- Built-in Low-Voltage Detector and Reset circuit.
Operating Temperature
- Industrial (-40°C to +85°C)*
Maximum Operating Frequency:
- Up to 24MHz, Industrial range
MEGAWIN
MPC82x54A Data Sheet
3
MEGAWIN [ MEGAWIN TECHNOLOGY CO., LTD ]
