PIC16F685-I/P DIP-20

8-bit Microcontroller based on the PIC RISC architecture.

Max CPU operating frequency: 20MHz
Flash: 4k words
RAM: 256B
EEPROM: 256B

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)
* 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

* 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
* I2C (Master/Slave modes):
– I2C address mask
* In-Circuit Serial Programming (ICSP) via two pins