PIC18F2550-I/SP 28/40/44-Pin High-Performance Enhanced Flash USB Microcontrollers With NanoWatt Technology
Universal Serial Bus Features:
- USB V2.0 Compliant
- Low Speed (1.5 Mb/s) and Full Speed (12 Mb/s)
- Supports Control, Interrupt, Isochronous and BulkTransfers
- Supports up to 32 Endpoints (16 bidirectional)
- 1 Kbyte Dual Access RAM for USB
- On-Chip USB Transceiver with On-Chip VoltageRegulator
- Interface for Off-Chip USB Transceiver
- Streaming Parallel Port (SPP) for USB streamingtransfers (40/44-pin devices only)
Power-Managed Modes:
- 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 Currents Down to 0.1 μA Typical
- Timer1 Oscillator: 1.1 μA Typical, 32 kHz, 2V
- Watchdog Timer: 2.1 μA Typical
- Two-Speed Oscillator Start-up
Flexible Oscillator Structure:
- Four Crystal modes, including High-Precision PLLfor USB
- Two External Clock modes, Up to 48 MHz
- Internal Oscillator Block:
- 8 user-selectable frequencies, from 31 kHzto 8 MHz
- User-tunable to compensate for frequency drift
- Secondary Oscillator using Timer1 @ 32 kHz
- Dual Oscillator Options allow Microcontroller andUSB module to Run at Different Clock Speeds
- Fail-Safe Clock Monitor:
- Allows for safe shutdown if any clock stops
| PIC18F2455 |
24K |
12288 |
2048 |
256 |
24 |
10 |
2/0 |
No |
Y |
Y |
1 |
2 |
1/3 |
| PIC18F2550 |
32K |
16384 |
2048 |
256 |
24 |
10 |
2/0 |
No |
Y |
Y |
1 |
2 |
1/3 |
| PIC18F4455 |
24K |
12288 |
2048 |
256 |
35 |
13 |
1/1 |
Yes |
Y |
Y |
1 |
2 |
1/3 |
| PIC18F4550 |
32K |
16384 |
2048 |
256 |
35 |
13 |
1/1 |
Yes |
Y |
Y |
1 |
2 |
1/3 |
Packaging & Shipping
Standard export packaging available. Customers can choose from cartons, wooden cases, and wooden pallets according to their requirements.
Frequently Asked Questions
How to obtain the price?
We typically provide quotations within 24 hours of receiving your inquiry (excluding weekends and holidays). For urgent pricing requests, please contact us directly.
What is your delivery time?
Small batches typically ship within 7-15 days, while large batch orders may require approximately 30 days depending on order quantity and season.
What are your payment terms?
Factory pricing with 30% deposit and 70% balance payment via T/T before shipment.
What are the shipping options?
Available shipping methods include sea freight, air freight, and express delivery (EMS, UPS, DHL, TNT, FEDEX). Please confirm your preferred method before ordering.