Details, datasheet, quote on part number: PIC18F66K40-I/PT
CategorySemiconductors => Embedded Processors & Controllers => Microcontrollers - MCU => 8820646
Title8-bit Microcontrollers - MCU 64KB Flash, 4KB RAM, 256B EEPROM, 10b ADC2, 5b DAC, Comp, PWM, CCP, CWG, HLT, WWDT, SCAN/CRC, ZCD, PPS, EUSART, SPI/I2C, IDLE/DOZE/PMD

Microchip Technology PIC18F66K40 Microcontrollers combine large Flash/EE/RAM memory, rich peripheral integration, XLP, and 5V support to suit a variety of general purpose applications. These 64-pin devices deliver Core Independent Peripherals such as CWG, WWDT, CRC/Memory Scan, Hardware CVD, Zero-Cross Detect and Peripheral Pin Select, providing for increased design flexibility and lower system cost.

CompanyGenesis Microchip Inc.
DatasheetDownload PIC18F66K40-I/PT datasheet
Mounting Style
Data Bus Width
Maximum Clock Frequency
Program Memory Size
Data RAM Size
ADC Resolution
Operating Supply Voltage
Maximum Operating Temperature
Processor Series

Others parts numbering


Features, Applications

PIC18(L)F65/66K40 microcontrollers feature Analog, Core Independent Peripherals and Communication Peripherals, combined with eXtreme Low-Power (XLP) technology for a wide range of general purpose and low-power applications. These 64-pin devices are equipped with a 10-bit ADC with Computation (ADCC) automating Capacitive Voltage Divider (CVD) techniques for advanced touch sensing, averaging, filtering, oversampling and performing automatic threshold comparisons. They also offer a set of Core Independent Peripherals such as Complementary Waveform Generator (CWG), Windowed Watchdog Timer (WWDT), Cyclic Redundancy Check (CRC)/Memory Scan, Zero-Cross Detect (ZCD) and Peripheral Pin Select (PPS), providing for increased design flexibility and lower system cost.

C Compiler Optimized RISC Architecture Only 83 Instructions Operating Speed: ­ 64 MHz clock input 62.5 ns minimum instruction cycle Programmable 2-Level Interrupt Priority 31-Level Deep Hardware Stack Four 8-Bit Timers (TMR2/4/6/8) with Hardware Limit Timer (HLT) Five 16-Bit Timers (TMR0/1/3/5/7) Low-Current Power-on Reset (POR) Power-up Timer (PWRT) Brown-out Reset (BOR) Low-Power BOR (LPBOR) Option Programmable Code Protection Windowed Watchdog Timer (WWDT): - Timer monitoring of overflow and underflow events - Variable prescaler selection - Variable window size selection - All sources configurable in hardware or software

Doze: CPU and Peripherals Running at Different Cycle Rates (typically CPU is lower) Idle: CPU Halted While Peripherals Operate Sleep: Lowest Power Consumption Peripheral Module Disable (PMD): - Ability to selectively disable hardware module to minimize active power consumption of unused peripherals

Sleep mode: @ 1.8V, typical Windowed Watchdog Timer: @ 1.8V, typical Secondary Oscillator: @ 32 kHz Operating Current: @ 32 kHz, 1.8V, typical - 32 uA/MHz @ 1.8V, typical

Complementary Waveform Generator (CWG): - Rising and falling edge dead-band control - Full-bridge, half-bridge, 1-channel drive - Multiple signal sources Capture/Compare/PWM (CCP) modules: - Five CCPs - 16-bit resolution for Capture/Compare modes - 10-bit resolution for PWM mode 10-Bit Pulse-Width Modulators (PWM): - Two 10-bit PWMs Serial Communications: - Five Enhanced USART (EUSART) with Auto-Baud Detect, Auto-wake-up on Start. RS-232, RS-485, LIN compatible - SPI - I2C, SMBus and PMBusTM compatible 59 I/O Pins and One Input Pin: - Individually programmable pull-ups - Slew rate control - Interrupt-on-change - Input level selection control

to 64K bytes Program Flash Memory to 3562 Bytes Data SRAM Memory 1024 Bytes Data EEPROM Direct, Indirect and Relative Addressing modes

Operating Voltage Ranges: 5.5V (PIC18F6xK40) Temperature Range: - Industrial: 85°C - Extended: to 125°C

Programmable CRC with Memory Scan: - Reliable data/program memory monitoring for Fail-Safe operation (e.g., Class B) - Calculate CRC over any portion of Flash or EEPROM - High-speed or background operation Hardware Limit Timer (TMR2/4/6/8+HLT): - Hardware monitoring and Fault detection Peripheral Pin Select (PPS): - Enables pin mapping of digital I/O Data Signal Modulator (DSM) Two Signal Measurement Timer - 24-bit timer/counter with prescaler - Multiple gate and clock inputs

High-Precision Internal Oscillator Block (HFINTOSC): - Selectable frequency range to 64 MHz ±1% at calibration 32 kHz Low-Power Internal Oscillator (LFINTOSC) External 32 kHz Crystal Oscillator (SOSC) External Oscillator Block: - Three crystal/resonator modes - 4x PLL with external sources Fail-Safe Clock Monitor: - Allows for safe shutdown if peripheral clock stops Oscillator Start-up Timer (OST)

In-Circuit Debug Integrated On-Chip In-Circuit Serial ProgrammingTM (ICSPTM) via Two Pins In-Circuit Debug (ICD) with Three Breakpoints via Two Pins

10-Bit Analog-to-Digital Converter with Computation - 47 external channels - Conversion available during Sleep - Four internal analog channels - Internal and external trigger options - Automated math functions on input signals: - averaging, filter calculations, oversampling and threshold comparison Zero-Cross Detect (ZCD): - Detect when AC signal on pin crosses ground 5-Bit Digital-to-Analog Converter (DAC): - Output available externally - Programmable 5-bit voltage of VDD) - Internal connections to comparators, Fixed Voltage Reference and ADC Three Comparators (CMP): - Five external inputs - External output via PPS Fixed Voltage Reference (FVR) module: 1.024V, 2.048V and 4.096V output levels

Peripheral Module Disable CRC with Memory Scan Program Memory Flash (words) Temperature Indicator Y Windowed Watchdog Timer Signal Measurement Timer (SMT) 8-bit TMR with HLT Zero-Cross Detect 10-bit ADC2 with Computation (ch) Data Sheet Index CCP/10-bit PWM Data EEPROM (bytes)

Note 1: Debugging Methods: (I) ­ Integrated on Chip. Data Sheet Index: (Unshaded devices are described in this document.) DS40001842 PIC18(L)F65/66K40 Data Sheet, 64-Pin, 8-bit Flash Microcontrollers DS40001841 PIC18(L)F67K40 Data Sheet, 64-Pin, 8-bit Flash Microcontrollers

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Some Part number from the same manufacture Genesis Microchip Inc.

Microchip Technology PIC18F66K40 Microcontrollers combine large Flash/EE/RAM memory, rich peripheral integration, XLP, and 5V support to suit a variety of general purpose applications. These 64-pin

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