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PIC18LF4520E/SPQTP 数据表(PDF) 11 Page - Microchip Technology |
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PIC18LF4520E/SPQTP 数据表(HTML) 11 Page - Microchip Technology |
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11 / 390 page  2004 Microchip Technology Inc. Preliminary DS39631A-page 9 PIC18F2420/2520/4420/4520 TABLE 1-1: DEVICE FEATURES Features PIC18F2420 PIC18F2520 PIC18F4420 PIC18F4520 Operating Frequency DC – 40 MHz DC – 40 MHz DC – 40 MHz DC – 40 MHz Program Memory (Bytes) 16384 32768 16384 32768 Program Memory (Instructions) 8192 16384 8192 16384 Data Memory (Bytes) 768 1536 768 1536 Data EEPROM Memory (Bytes) 256 256 256 256 Interrupt Sources 19 19 20 20 I/O Ports Ports A, B, C, (E) Ports A, B, C, (E) Ports A, B, C, D, E Ports A, B, C, D, E Timers 4 4 4 4 Capture/Compare/PWM Modules 2 2 1 1 Enhanced Capture/Compare/PWM Modules 00 11 Serial Communications MSSP, Enhanced USART MSSP, Enhanced USART MSSP, Enhanced USART MSSP, Enhanced USART Parallel Communications (PSP) No No Yes Yes 10-bit Analog-to-Digital Module 10 Input Channels 10 Input Channels 13 Input Channels 13 Input Channels Resets (and Delays) POR, BOR, RESET Instruction, Stack Full, Stack Underflow (PWRT, OST), MCLR (optional), WDT POR, BOR, RESET Instruction, Stack Full, Stack Underflow (PWRT, OST), MCLR (optional), WDT POR, BOR, RESET Instruction, Stack Full, Stack Underflow (PWRT, OST), MCLR (optional), WDT POR, BOR, RESET Instruction, Stack Full, Stack Underflow (PWRT, OST), MCLR (optional), WDT Programmable High/Low-Voltage Detect Yes Yes Yes Yes Programmable Brown-out Reset Yes Yes Yes Yes Instruction Set 75 Instructions; 83 with Extended Instruction Set enabled 75 Instructions; 83 with Extended Instruction Set enabled 75 Instructions; 83 with Extended Instruction Set enabled 75 Instructions; 83 with Extended Instruction Set enabled Packages 28-pin PDIP 28-pin SOIC 28-pin QFN 28-pin PDIP 28-pin SOIC 28-pin QFN 40-pin PDIP 44-pin QFN 44-pin TQFP 40-pin PDIP 44-pin QFN 44-pin TQFP |
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