Datasheet

 2010 Microchip Technology Inc. DS41326E-page 3
PIC16F526
High-Performance RISC CPU:
• Only 33 Single-Word Instructions
• All Single-Cycle Instructions except for Program
Branches which are Two-Cycle
• Two-Level Deep Hardware Stack
• Direct, Indirect and Relative Addressing modes
for Data and Instructions
• Operating Speed:
- DC – 20 MHz crystal oscillator
- DC – 200 ns instruction cycle
• On-chip Flash Program Memory:
- 1024 x 12
• General Purpose Registers (SRAM):
-67 x 8
• Flash Data Memory:
-64 x 8
Special Microcontroller Features:
• 8 MHz Precision Internal Oscillator:
- Factory calibrated to ±1%
• In-Circuit Serial Programming™ (ICSP™)
• In-Circuit Debugging (ICD) Support
• Power-On Reset (POR)
• Device Reset Timer (DRT)
• Watchdog Timer (WDT) with Dedicated On-Chip
RC Oscillator for Reliable Operation
• Programmable Code Protection
• Multiplexed MCLR
Input Pin
• Internal Weak Pull-ups on I/O Pins
• Power-Saving Sleep mode
• Wake-Up from Sleep on Pin Change
• Selectable Oscillator Options:
- INTRC: 4 MHz or 8 MHz precision Internal
RC oscillator
- EXTRC: External low-cost RC oscillator
- XT: Standard crystal/resonator
- HS: High-speed crystal/resonator
- LP: Power-saving, low-frequency crystal
- EC: High-speed external clock input
Low-Power Features/CMOS Technology:
• Standby current:
- 100 nA @ 2.0V, typical
• Operating current:
-11A @ 32 kHz, 2.0V, typical
-175A @ 4 MHz, 2.0V, typical
• Watchdog Timer current:
-1A @ 2.0V, typical
-7A @ 5.0V, typical
• High Endurance Program and Flash Data Memory
cells:
- 100,000 write Program Memory endurance
- 1,000,000 write Flash Data Memory endurance
- Program and Flash Data retention: >40 years
• Fully Static Design
• Wide Operating Voltage Range: 2.0V to 5.5V:
- Wide temperature range
- Industrial: -40C to +85C
- Extended: -40C to +125C
Peripheral Features:
• 12 I/O Pins:
- 11 I/O pins with individual direction control
- 1 input-only pin
- High current sink/source for direct LED drive
- Wake-up on change
- Weak pull-ups
• 8-bit Real-time Clock/Counter (TMR0) with 8-bit
Programmable Prescaler
• Two Analog Comparators:
- Comparator inputs and output accessible
externally
- One comparator with 0.6V fixed on-chip
absolute voltage reference (V
REF)
- One comparator with programmable on-chip
voltage reference (V
REF)
• Analog-to-Digital (A/D) Converter:
- 8-bit resolution
- 3-channel external programmable inputs
- 1-channel internal input to internal absolute
0.6 voltage reference
Device
Program
Memory
Data Memory
I/O Comparators Timers 8-bit
8-bit A/D
Channels
Flash (words) SRAM (bytes)
Flash
(bytes)
PIC16F526 1024 67 64 12 2 1 3
14-Pin, 8-Bit Flash Microcontroller