This document contains device specific information for the operation of the PIC16F84A device. Additional information may be found in the PICmicro Mid Range Reference Manual, (DS33023), which may be downloaded from the Microchip website. The Refer ence Manual should be considered a complementary document to this data sheet, and is highly recommended reading for a better understanding of the device architecture and operation of the peripheral modules.

High Performance RISC CPU Features:

1. Only 35 single word instructions to learn

2. All instructions single-cycle except for program branches which are two-cycle

3. Operating speed: DC - 20 MHz clock input DC - 200 ns instruction cycle

4. 1024 words of program memory

5. 68 bytes of Data RAM

6. 64 bytes of Data EEPROM

PIC16F84A属于集成电路（IC） > 微控制器。微芯科技股份有限公司制造生产的PIC16F84A微控制器微控制器产品是相对复杂的用户可编程数字逻辑器件。这些产品与视为微控制器的器件密切相关，两者之间的区别主要体现在制造商选择的用词。不过按照传统，微控制器集成了工作存储器，也更可能包含混合信号外设，并且往往与更简单的软件范例结合使用，旨在重复执行一系列预定义的任务。