Key facts
- Brand
- MICROCHIP
- Model
- PIC18F2450/4450
- Category
- microcontrollers
- Industry
- Electronics
- Documents
- 4
- Languages
- ZH · EN
- Last added
- 2026-10-21
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Microchip PIC18F2450/4450 Microcontroller Datasheet
This document is a Chinese datasheet for the Microchip PIC18F2450/4450 series of 28/40/44-pin high-performance 12 MIPS enhanced flash USB microcontrollers. It provides comprehensive technical information including device overview, oscillator configurations, power management modes, reset, memory organization, flash program memory, hardware multiplier, interrupts, I/O ports, timer modules, capture/compare/PWM modules, USB, EUSART, A/D modules, HLVD, CPU features, instruction set summary, and development support. This manual is written in Chinese.
Read onlineMicrochip PIC18F2450/4450 specifications
| Clock Speed | 12 MIPS |
|---|---|
| Pin Count | 28/40/44 |
| Flash Memory (PIC18F2450) | 16K bytes |
| Flash Memory (PIC18F4450) | 16K bytes |
| A/D Channels (PIC18F2450) | 10 |
| Operating Voltage | 2.0V to 5.5V |
| USB Speed | Low Speed (1.5 Mb/s) and Full Speed (12 Mb/s) |
All Microchip PIC18F2450/4450 documents by type
Ratings, dimensions and ordering codes, for selection and design work.
Questions answered in these manuals
What is the maximum clock speed of the PIC18F2450/4450?
The microcontroller operates at a high performance of 12 MIPS.
What are the available pin counts for this device?
The device is available in 28, 40, and 44 pin packages.
What USB speeds does the PIC18F2450/4450 support?
It supports Low‑Speed (1.5 Mb/s) and Full‑Speed (12 Mb/s) USB 2.0 operation.
From: Microchip PIC18F2450/4450 28/40/44-Pin USB Microcontroller Datasheet
How many USB endpoints are available?
The device can handle up to 32 endpoints, with 16 bidirectional pairs.
From: Microchip PIC18F2450/4450 28/40/44-Pin USB Microcontroller Datasheet
What USB speeds does the PIC18F2450/4450 support?
It supports low‑speed (1.5 Mb/s) and full‑speed (12 Mb/s) USB transfers.
How low can the current consumption be in sleep mode?
Typical sleep‑mode current is as low as 0.1 µA.