PIC16F631-I/SS

Key features

• Only 35 Instructions to Learn: All single-cycle instructions except branches
• Operating Speed: DC – 20 MHz oscillator/clock input, DC – 200 ns instruction cycle
• Interrupt Capability
• 8-Level Deep Hardware Stack
• Direct, Indirect and Relative Addressing modes
• Precision Internal Oscillator: Factory calibrated to ± 1%, Software selectable frequency range of 8 MHz to 32 kHz, Software tunable, Two-Speed Start-up mode, Crystal fail detect for critical applications, Clock mode switching during operation for power savings
• Power-Saving Sleep mode
• Wide Operating Voltage Range (2.0V - 5.5V)
• Industrial and Extended Temperature Range
• Power-on Reset (POR)
• Power-up Timer (PWRTE) and Oscillator Start-up Timer (OST)
• Brown-out Reset (BOR) with Software Control Option
• Enhanced Low-Current Watchdog Timer (WDT) with On-Chip Oscillator (Software selectable nominal 268 Seconds with Full Prescaler) with Software Enable
• Multiplexed Master Clear/Input Pin
• Programmable Code Protection
• High Endurance Flash/EEPROM Cell: 100,000 write Flash endurance, 1,000,000 write EEPROM endurance, Flash/Data EEPROM retention: >40 years
• Enhanced USART Module: Supports RS-485, RS-232 and LIN 2.0, Auto-Baud Detect, Auto-wake-up on Start bit
• Standby Current: 50 nA @ ≥ 2.0V, typical
• Operating Current: 11 μA @ 32 kHz, 2.0V, typical, 220 μA @ 4 MHz, 2.0V, typical
• Watchdog Timer Current: <1 μA @ 2.0V, typical
• 17 I/O Pins and 1 Input-Only Pin: High current source/sink for direct LED drive, Interrupt-on-Change pin, Individually programmable weak pull-ups, Ultra Low-Power Wake-up (ULPWU)
• Analog Comparator Module with: Two analog comparators, Programmable on-chip voltage reference (CVREF) module (% of VDD), Comparator inputs and outputs externally accessible, SR Latch mode, Timer 1 Gate Sync Latch, Fixed 0.6V VREF
• A/D Converter: 10-bit resolution and 12 channels
• Timer0: 8-Bit Timer/Counter with 8-Bit Programmable Prescaler
• Enhanced Timer1: 16-bit timer/counter with prescaler, External Timer1 Gate (count enable), Option to use OSC1 and OSC2 in LP mode as Timer1 oscillator if INTOSC mode selected
• Timer2: 8-Bit Timer/Counter with 8-Bit Period Register, Prescaler and Postscaler
• Enhanced Capture, Compare, PWM+ Module: 16-bit Capture, max resolution 12.5 ns, Compare, max resolution 200 ns, 10-bit PWM with 1, 2 or 4 output channels, programmable “dead time”, max frequency 20 kHz, PWM output steering control
• Synchronous Serial Port (SSP): SPI mode (Master and Slave)
• I²C (Master/Slave modes): I²C address mask
• In-Circuit Serial Programming (ICSP) via Two Pins