PIC12F675-I/SN Electronic IC Chips microchips and integrated circuits

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PIC12F629/675

8-Pin, Flash-Based 8-Bit CMOS Microcontrollers

High-Performance RISC CPU:

• 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

Special Microcontroller Features:

• Internal and External Oscillator Options

  - Precision Internal 4 MHz oscillator factory calibrated to ±1%

  - External Oscillator support for crystals and resonators

  - 5 μs wake-up from Sleep, 3.0V, typical

• Power-Saving Sleep mode

• Wide Operating Voltage Range

  – 2.0V to 5.5V

• Industrial and Extended Temperature Range

• Low-Power Power-on Reset (POR)

• Power-up Timer (PWRT) and Oscillator Start-up Timer (OST)

• Brown-out Detect (BOD)

• Watchdog Timer (WDT) with Independent Oscillator for Reliable Operation

• Multiplexed MCLR/Input Pin

• Interrupt-on-Pin Change

• Individual Programmable Weak Pull-ups

• 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: - 1 nA @ 2.0V, typical

• Operating Current:

  - 8.5 μA @ 32 kHz, 2.0V, typical

  - 100 μA @ 1 MHz, 2.0V, typical

• Watchdog Timer Current

  - 300 nA @ 2.0V, typical

• Timer1 Oscillator Current:

  - 4 μA @ 32 kHz, 2.0V, typical

Peripheral Features:

• 6 I/O Pins with Individual Direction Control

• High Current Sink/Source for Direct LED Drive

• Analog Comparator module with:

  - One analog comparator

  - Programmable on-chip comparator voltage reference (CVREF) module

  - Programmable input multiplexing from device inputs

  - Comparator output is externally accessible

• Analog-to-Digital Converter module (PIC12F675):

  - 10-bit resolution

  - Programmable 4-channel input

  - Voltage reference input

• 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

• In-Circuit Serial ProgrammingTM (ICSPTM) via two pins

Absolute Maximum Ratings†

Ambient temperature under bias................................................................................... -40 to +125°C

Storage temperature ................................................................................................ -65°C to +150°C

Voltage on V_DD with respect to V_SS ............................................................................... -0.3 to +6.5V

Voltage on MCLR with respect to Vss ............................................................................-0.3 to +13.5V

Voltage on all other pins with respect to V_SS .................................................... -0.3V to (VDD + 0.3V)

Total power dissipation⁽¹⁾ ........................................................................................................800 mW

Maximum current out of V_SS pin .............................................................................................. 300 mA

Maximum current into V_DD pin ................................................................................................. 250 mA

Input clamp current, I_IK (V_I < 0 or V_I > V_DD)...............................................................................±20 mA

Output clamp current, I_OK (Vo < 0 or Vo >V_DD) ........................................................................±20 mA

Maximum output current sunk by any I/O pin............................................................................... 25 mA

Maximum output current sourced by any I/O pin ......................................................................... 25 mA

Maximum current sunk by all GPIO ............................................................................................ 125 mA

Maximum current sourced all GPIO ............................................................................................ 125 mA

Note 1: Power dissipation is calculated as follows: PDIS = VDD x {IDD - ∑ IOH} + ∑ {(VDD-VOH) x IOH} + ∑(VOl x IOL).

Pin Diagrams