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PIC18F4431-I/PT 参数 Datasheet PDF下载

PIC18F4431-I/PT图片预览
型号: PIC18F4431-I/PT
PDF下载: 下载PDF文件 查看货源
内容描述: 28 /40/ 44引脚增强型闪存微控制器采用纳瓦技术,高性能PWM和A / D [28/40/44-Pin Enhanced Flash Microcontrollers with nanoWatt Technology, High-Performance PWM and A/D]
分类和应用: 闪存微控制器
文件页数/大小: 392 页 / 3127 K
品牌: MICROCHIP [ MICROCHIP ]
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PIC18F2331/2431/4331/4431  
FIGURE 1-2:  
PIC18F4331/4431 (40/44-PIN) BLOCK DIAGRAM  
Data Bus<8>  
PORTA  
RA0/AN0  
RA1/AN1  
RA2/AN2/VREF-/CAP1/INDX  
RA3/AN3/VREF+/CAP2/QEA  
RA4/AN4/CAP3/QEB  
RA5/AN5/LVDIN  
Table Pointer<21>  
inc/dec logic  
Data Latch  
21  
8
8
Data RAM  
(768 bytes)  
21  
21  
Address Latch  
12  
OSC2/CLKO/RA6  
OSC1/CLKI/RA7  
20  
PCLATU PCLATH  
Address Latch  
Address<12>  
Program Memory  
PCU PCH PCL  
Program Counter  
PORTB  
4
12  
4
RB0/PWM0  
Data Latch  
BSR  
Bank 0, F  
FSR0  
FSR1  
FSR2  
RB1/PWM1  
RB2/PWM2  
RB3/PWM3  
31 Level Stack  
12  
RB4/KBI0/PWM5  
RB5/KBI1/PWM4/PGM  
RB6/KBI2/PGC  
RB7/KBI3/PGD  
16  
inc/dec  
logic  
Decode  
Table Latch  
8
ROM Latch  
IR  
PORTC  
RC0/T1OSO/T1CKI  
RC1/T1OSI/CCP2/FLTA  
RC2/CCP1/FLTB  
RC3/T0CKI/T5CKI/INT0(3)  
RC4/INT1/SDI/SDA(3)  
8
RC5/INT2/SCK/SCL(3)  
RC6/TX/CK/SS  
Instruction  
Decode &  
Control  
RC7/RX/DT/SDO  
PRODH PRODL  
8 x 8 Multiply  
3
Power-up  
Timer  
OSC2/CLKO  
OSC1/CLKI  
T1OSI  
8
PORTD  
RD0/IT0CKI/T5CKI  
RD1/SDO  
RD2/SDI/SDA  
Timing  
Generation  
W
8
BITOP  
8
Oscillator  
Start-up Timer  
8
RD3/SCK/SCL  
RD4/FLTA(2)  
RD5/PWM4(4)  
RD6/PWM6  
Power-on  
Reset  
8
T1OSO  
4x PLL  
ALU<8>  
Watchdog  
Timer  
RD7/PWM7  
8
Precision  
Band Gap  
Reference  
Brown-out  
Reset  
PORTE  
RE0/AN6  
Power-Managed  
Mode Logic  
MCLR/VPP  
RE1/AN7  
RE2/AN8  
INTRC  
OSC  
MCLR/VPP/RE3(1)  
VDD, VSS  
Timer0  
HS 10-Bit  
ADC  
Timer1  
Timer2  
Timer5  
AVDD, AVSS  
Synchronous  
Serial Port  
CCP1  
CCP2  
EUSART  
Data EE  
PCPWM  
MFM  
Note 1: RE3 is available only when MCLR is disabled.  
2: RD4 is the alternate pin for FLTA.  
3: RC3, RC4 and RC5 are alternate pins for T0CKI/T5CKI, SDI/SDA, SCK/SCL, respectively.  
4: RD5 is the alternate pin for PWM4.  
2010 Microchip Technology Inc.  
DS39616D-page 15  
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