41594B datasheet(3/372 Pages) MICROCHIP

3 / 372 page

 2011-2012 Microchip Technology Inc.

Preliminary

DS41594B-page 3

High-Performance RISC CPU:

• Only 49 Instructions to Learn:

- All single-cycle instructions except branches

• Operating Speed:

- DC – 32 MHz oscillator/clock input

- DC – 125 ns instruction cycle

• Interrupt Capability with Automatic Context

Saving

• 16-Level Deep Hardware Stack with Optional

Overflow/Underflow Reset

• Direct, Indirect and Relative Addressing modes:

- Two full 16-bit File Select Registers (FSRs)

- FSRs can read program and data memory

Flexible Oscillator Structure:

• Precision 32 MHz Internal Oscillator Block:

- Factory calibrated to ± 1%, typical

- Software selectable frequencies range of

31 kHz to 32 MHz

• 31 kHz Low-Power Internal Oscillator

• Four Crystal modes up to 32 MHz

• Three External Clock modes up to 32 MHz

• 4X Phase Lock Loop (PLL)

• Fail-Safe Clock Monitor:

- Allows for safe shutdown if peripheral clock

stops

• Two-Speed Oscillator Start-up

• Reference Clock module:

- Programmable clock output frequency and

duty-cycle

Special Microcontroller Features:

• 1.8V-3.6V Operation

• Self-Reprogrammable under Software Control

• Power-on Reset (POR), Power-up Timer (PWRT)

and Oscillator Start-up Timer (OST)

• Programmable Brown-out Reset (BOR)

• Extended Watchdog Timer (WDT)

• In-Circuit Serial Programming™ (ICSP™) via

Two Pins

• In-Circuit Debug (ICD) via Two Pins

• Enhanced Low-Voltage Programming (LVP)

• Programmable Code Protection

• Power-Saving Sleep mode

Low-Power Features:

• Standby Current:

- 170 nA @ 1.8V, typical, RF Sleep

• Operating Current:

- 35 µA @ 1 MHz, 1.8V, RF sleep, typical

- 9 mA @ 1 MHz, 1.8V, RF on at 0 dBm, typical

- 16.5 mA @ 1 MHz, 1.8V, RF on at +10 dBm,

typical

• Low-Power Watchdog Timer Current:

- 500 nA @ 3.0V, typical

RF Transmitter:

• Fully Integrated Transmitter

• FSK Operation up to 100 kbps

• OOK Operation up to 10 kbps

• Operation in 418, 434 and 868 MHz Bands

- 8 Selectable center frequencies

• +10 dBm or 0 dBm Configurable Output Power

Analog Features:

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

- 10-bit resolution, 4 channels

- Conversion available during Sleep

• Analog Comparator module:

- One rail-to-rail analog comparator

- Power mode control

- Software controllable hysteresis

• Voltage Reference module:

- Fixed Voltage Reference (FVR) with 1.024V

and 2.048V output levels

- 5-bit rail-to-rail resistive DAC with positive

and negative reference selection

Peripheral Features:

• 5 I/O Pins and 1 Input Only Pin:

- High current sink/source 25 mA/25 mA

- Programmable weak pull-ups

- Programmable interrupt-on-change pins

• Timer0: 8-Bit Timer/Counter with 8-Bit Prescaler

• Enhanced Timer1:

- 16-bit timer/counter with prescaler

- External Gate Input mode

- Dedicated, low-power 32 kHz oscillator driver

• Timer2: 8-Bit Timer/Counter with 8-Bit Period

PIC12LF1840T48A

8-Bit Flash Microcontroller with nanoWatt XLP Technology

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