Описание
20-Pin Flash-Based, 8-Bit CMOS Microcontroller with Two-Phase Asynchronous Feedback PWM Dual High-Speed Comparators and Dual Operational Amplifiers
- 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 Seep Hardware Stack
- Direct, Indirect and Relative Addressing modes Special Microcontroller Features:
- 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 (PWRT) 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 with Pull-up/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 Low-Power Features:
- Standby Current: – 30 nA @ 2.0V, typical
- Operating Current: – 8.5 µA @ 32 kHz, 2.0V, typical – 100 µA @ 1 MHz, 2.0V, typical
- Watchdog Timer Current: – 1 µA @ 2.0V, typical
- Timer1 Oscillator Current: – 2 µA @ 32 kHz, 2.0V, typical Peripheral Features:
- High-Speed Comparator module with: – Two independent analog comparators – Programmable on-chip voltage reference (CVREF) module (% of VDD) – 1.2V band gap voltage reference – Comparator inputs and outputs externally accessible – < 40 ns propagation delay - 2 mv offset, typical
- Operational Amplifier module with 2 independent Op Amps: – 3 MHz GBWP, typical – All I/O pins externally accessible
- Two-Phase Asynchronous Feedback PWM module: – Complementary output with programmable dead band delay – Infinite resolution analog duty cycle – Sync Output/Input for multi-phase PWM – FOSC/2 maximum PWM frequency
- A/D Converter: – 10-bit resolution and 14 channels (2 internal)
- 17 I/O pins and 1 Input-only Pin: – High-current source/sink for direct LED drive – Interrupt-on-pin change – Individually programmable weak pull-ups
- Timer0: 8-Bit Timer/Counter with 8-Bit Programmable Prescaler
- Enhanced Timer1: – 16-bit timer/counter with prescaler – External Gate Input mode – 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
- Capture, Compare, PWM module: – 16-bit Capture, max resolution 12.5 ns – Compare, max resolution 200 ns – 10-bit PWM with 1 output channel, max frequency 20 kHz
- In-Circuit Serial ProgrammingTM (ICSPTM) via two pins
- Shunt Voltage Regulator (PIC16HV785 only): – 5 volt regulation – 4 mA to 50 mA shunt range
