Microchip

PIC18F458- 10 bit Microcontroller with 2k Bytes Flash Program Memory and USART

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Features High-Performance RISC CPU - Linear data memory addressign to 4 Kbytes - Linear program memory addressing to 2 Mbytes - DC - 40 MHz clock input - 16-bit wide instructions, 8-bitwide data path - Priority levels for interrupts - 8 x 8 Single-Cucle Hardware Multiplier - Up to 10 MIPS operation - 4 MHz-10 MHz oscillator/clock input with PLL active Peripheral Features - High current sink/source 25 mA/25 mA - Three external interrupt pins - Two 16-bit timer/counter (TMR1, TMR3) - One 8-bit/16-bit timer/counter with prescaler - One 8-bit timer/counter with 8-bit period register - Capture 16-bit, max. resolution 6.25 ns.(TCY/16) - Compare 16-bit, max. resolution 100 ns. - Secondary oscillator clock option - Timer1/Timer3 - I ²C Master and Slave mode - 1,2 or 4 PWM outputs - Selectablee PWM polarity - 3-wire SPI - Supports interrupt-on-address bitFONT> Special Microcontroller Features - Power-On Reset (POR) - Power-up Timer (PWRT) and Oscillator Start-Up Timer (OST) - Power-On Reset - Watchdog Timer (WDT) with its own On-Chip RC oscillator - Programmable code protection - Power-saving SLEEP mode - 4X Phase Lock Loop (of primary oscillator) - Secondary Oscillator (32kHz) clock input - In-Circuit Debug (ICD Advanced Analog Features - 10-bit, up to 8-channel Analog-to-Digital Converter module (A/D) - Programmable input and output multiplexing - Programmable Brown-out Reset(BOR) - Supports interrupt-on-Low-Voltage Detection CAN bus Module Features - Compiles with ISO CAN Conformance Test - Message bit rates up to 1 Mbps - 8-byte message length - 29-biot Identifier Fields - 3 Transmit Message Buffers with prioritization - 6 full, 29-bit Acceptance Filters - Advanced Error Management Features Flash Technology - Low-power, high-speed Enhanced Flash technology - Fully static design - Wide operating voltage range (2.0V to 5.5V) - Industrial and Extended temperature ranges

Pin Description Pin Number Description 1 MCLR/VPP 2 RA0/AN0/CVREF 3 RA1/AN1 4 RA2/AN2/VREF- 5 RA3/AN3/VREF+ 6 RA4/T0CKI 7 RA5/AN4/SS/LVDIN 8 RE0/AN5/RD 9 RE1/AN6/WR/C1OUT 10 RE2/AN7/CS/AN7 11 VDD 12 VSS 13 OSC1/CLKI 14 OSC2/CLKO/RA6 15 RC0/T1OSO/T1CKI 16 RC1/T1OSI 17 RC2/CCP1 18 RC3/SCK/SCL 19 RD0/PSP0/C1IN+ 20 RD1/PSP1/C1IN- 21 RD2/PSP2/C2IN+ 22 RD3/PSP3/C2IN- 23 RC4/SDI/SDA 24 RC5/SDO 25 RC6/TX/CK 26 RC7/RX/DT 27 RD4/PSP4/ECCP1/P1A 28 RD5/PSP5/P1B 29 RD6/PSP6/P1Ctd> 30 RD7/PSP7/P1D 31 VSS 32 VDD 33 RB0/INT0 34 RB1/INT1 35 RB2/CANTX/INT2 36 RB3/CANRX 37 RB4 38 RB5/PGM 39 RB6/PGC 40 RB7/PGD

Pin Layout Dimensional Drawing

Technical Data Data Sheet Microchip - Data Sheet for PIC18FXX2 Application Notes Microchip - PIC Application Notes