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标题: PIC16F526 Data Sheet [打印本页]

作者: enroo_ma 时间: 2009-8-21 12:35
标题: PIC16F526 Data Sheet

PIC16F526 14-Pin, 8-Bit Flash Microcontroller Data Sheet (7/14/2009)

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 μA @ 32 kHz, 2.0V, typical
-175 μA @ 4 MHz, 2.0V, typical
• Watchdog Timer current:
-1 μA @ 2.0V, typical
-7 μA @ 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 (VREF)
- One comparator with programmable on-chip
voltage reference (VREF)
• 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

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