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PIC16F1939

Microchip Technology
Part Number PIC16F1939
Manufacturer Microchip Technology
Description 8-Bit CMOS Microcontrollers
Published Jul 4, 2009
Detailed Description PIC16(L)F1938/9 28/40/44-Pin Flash-Based, 8-Bit CMOS Microcontrollers with LCD Driver High-Performance RISC CPU: • Only...
Datasheet PDF File PIC16F1939 PDF File

PIC16F1939
PIC16F1939

Overview
PIC16(L)F1938/9 28/40/44-Pin Flash-Based, 8-Bit CMOS Microcontrollers with LCD Driver 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 • Up to 16K x 14 Words of Flash Program Memory • Up to 1024 Bytes of Data Memory (RAM) • Interrupt Capability with automatic context saving • 16-Level Deep Hardware Stack • Direct, Indirect and Relative Addressing modes • Processor Read Access to Program Memory • Pinout Compatible to other 28/40-pin PIC16CXXX and PIC16FXXX Microcontrollers Special Microcontroller Features: • Precision Internal Oscillator: - Factory calibrated to ±1%, typical - Software selectable frequency range from 32 MHz to 31 kHz • Power-Saving Sleep mode • Power-on Reset (POR) • Power-up Timer (PWRT) and Oscillator Start-up Timer (OST) • Brown-out Reset (BOR): - Selectable between two trip points - Disable in Sleep option • Multiplexed Master Clear with Pull-up/Input Pin • Programmable Code Protection • Wide Operating Voltage Range: - 1.
8V-5.
5V (PIC16F193X) - 1.
8V-3.
6V (PIC16LF193X) PIC16LF193X Low-Power Features: • Standby Current: - 60 nA @ 1.
8V, typical • Operating Current: - 43 A/MHz @ 1.
8V, typical • Timer1 Oscillator Current: - 600 nA @ 32 kHz, 1.
8V, typical • Low-Power Watchdog Timer Current: - 500 nA @ 1.
8V, typical Peripheral Features: • Up to 35 I/O Pins and 1 Input-only pin: - High-current source/sink for direct LED drive - Individually programmable Interrupt-on-pin change pins - Individually programmable weak pull-ups • Integrated LCD Controller: - Up to 96 segments - Variable clock input - Contrast control - Internal voltage reference selections • Capacitive Sensing module (mTouchTM): - Up to 16 selectable channels • A/D Converter: - 10-bit resolution and up to 14 channels - Selectable 1.
024/2.
048/4.
096V voltage reference • Timer0: 8-Bit Timer/Counter with 8-Bit Programmable Prescaler • Enhanced Timer1...


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