Description
Description
PIC18F4550 Flash 40-pin 32kB 48MHz Microcontroller (Microchip)
Specifications of PIC18F4550 USB Micro Controller
- 40-pin Low Power Microcontroller
- Flash Program Memory: 32 kbytes
- EEPROM Data Memory: 256 bytes
- SRAM Data Memory: 2048 bytes
- I/O Pins: 35
- Timers: One 8-bit / Three 16-Bit
- A/D Converter: 10-bit Thirteen Channels
- PWM: 10-bit Two Modules
- Enhanced USART: Addressable with RS-485, RS-232 and LIN Support
- MSSP: SPI and I²C Master and Slave Support
- External Oscillator: up to 48MHz
- Internal Oscillator: 8MHz
Feature of PIC18F4550 USB Micro Controller
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Power Management Features
- Run: CPU on, Peripherals on
- Idle: CPU off, Peripherals on
- Sleep: CPU off, Peripherals off
- Idle mode Currents Down to 5.8 μA Typical
- Sleep mode Current Down to 0.1 μA Typical
- Timer1 Oscillator: 1.1 μA, 32 kHz, 2V
- Watchdog Timer: 2.1 μA,32 kHz, 2V Typical
- Two-Speed Oscillator Start-up
-
Flexible Oscillator Structure:
- Four Crystal modes, up to 48 MHz
- Internal Oscillator Block:
- 8 user-selectable frequencies, from 31 kHz to 8 MHz
- User-tunable to compensate for frequency drift
- Secondary Oscillator using Timer1 @ 32 kHz
- Fail-Safe Clock Monitor:
- Allows for a safe shutdown if the peripheral clock stops
-
Peripheral Highlights:
- High-Current Sink/Source 25 mA/25 mA
- Three Programmable External Interrupts
- Four Input Change Interrupts
- Up to 2 Capture/Compare/PWM (CCP) modules, one with Auto-Shutdown (28-pin devices)
- Enhanced Capture/Compare/PWM (ECCP) module (40/44-pin devices only):
- One, two or four PWM outputs
- Selectable polarity
- Programmable dead time
- Auto-shutdown and auto-restart
-
Peripheral Highlights (Continued):
- Master Synchronous Serial Port (MSSP) module Supporting 3-Wire SPI (all 4 modes) and I2C™ Master and Slave modes
- Enhanced Addressable USART module:
- Supports RS-485, RS-232 and LIN/J2602
- RS-232 operation using internal oscillator block (no external crystal required)
- Auto-wake-up on Start bit
- Auto-Baud Detect
- 10-Bit, up to 13-Channel Analog-to-Digital (A/D)
- Converter module:
- Auto-acquisition capability
- Conversion available during Sleep
- Dual Analog Comparators with Input Multiplexing
- Programmable 16-Level High/Low-Voltage
- Detection (HLVD) module:
- Supports interrupt on High/Low-Voltage Detection
-
Special Microcontroller Features:
- C Compiler Optimized Architecture:
- Optional extended instruction set designed to optimize re-entrant code
- 100,000 Erase/Write Cycle Enhanced Flash Program Memory Typical
- 1,000,000 Erase/Write Cycle Data EEPROM Memory Typical
- Flash/Data EEPROM Retention: 100 Years Typical
- Self-Programmable under Software Control
-
Priority Levels for Interrupts
-
8 x 8 Single-Cycle Hardware Multiplier
-
Extended Watchdog Timer (WDT):
- Programmable period from 4 ms to 131s
-
Single-Supply 5V In-Circuit Serial Programming™ (ICSP™) via Two Pins
-
In-Circuit Debug (ICD) via Two Pins
-
Wide Operating Voltage Range: 2.0V to 5.5V
-
Programmable Brown-out Reset (BOR) with Software Enable Option
- C Compiler Optimized Architecture:
Package includes:
1 x PIC18F4550 USB Micro Controller
Abul Hassan –
Best quality product and good seller