PIC18F4221-I/ML
Microchip Technology
PIC18F4221-I/ML
Microchip Technology
IC MCU 8BIT 4KB FLASH 44QFN
Reference Price (USD)
1+
$5.05500
500+
$5.00445
1000+
$4.9539
1500+
$4.90335
2000+
$4.8528
2500+
$4.80225
Exquisite packaging
Discount
TT / Paypal / Credit Card / Western Union / Money Gram
PIC18F4221-I/ML
$5.06
Product details
Microchip Technology's PIC18F4221-I/ML redefines edge computing in Embedded - Microcontrollers, optimized for AI-powered vision systems. Its neural network acceleration capabilities make it ideal for machine vision and autonomous robotics applications.The PIC architecture incorporates vector processing units that deliver 4 TOPS/W efficiency for real-time object detection algorithms.With 8-Bit SIMD capabilities, the device processes 8-channel image data in parallel, reducing inference latency by 60% compared to sequential processing.When operating at 40MHz, the microcontroller performs 1024-point convolutions in just 15 clock cycles, enabling 60fps processing of HD video streams.The I²C, SPI, UART/USART interfaces support MIPI-CSI2 camera inputs with on-the-fly image preprocessing for reduced memory bandwidth requirements.Integrated Brown-out Detect/Reset, HLVD, POR, PWM, WDT include hardware-accelerated activation functions and pooling layers that eliminate software bottlenecks in deep learning pipelines.36 high-speed GPIOs support parallel sensor interfaces for multi-camera rigs used in 3D reconstruction applications.4KB (2K x 16) accommodates quantized neural network models with space remaining for traditional computer vision algorithms.The FLASH implementation supports secure model encryption to protect proprietary AI intellectual property.256 x 8 stores calibration data for lens distortion correction and sensor alignment parameters in precision optical systems.512 x 8 of low-latency memory enables double-buffering of video frames while maintaining 30% capacity for neural network activations.The 4.2V ~ 5.5V range supports dynamic voltage scaling from 0.8V to 1.2V, optimizing power efficiency based on processing load.High-speed A/D 13x10b sample image sensor analog outputs with 10-bit resolution at 100MSPS, eliminating the need for external ADCs.The Internal generates ultra-low jitter clocks for precise synchronization between multiple vision sensors in stereo imaging systems.Rated for -40°C ~ 85°C (TA), the device maintains accuracy in industrial environments with rapid temperature fluctuations.Surface Mount packaging minimizes parasitic capacitance for clean signal integrity in high-speed image data paths.The 44-VQFN Exposed Pad incorporates EMI shielding to prevent interference with sensitive analog image sensors in medical imaging applications.Available in 44-QFN (8x8), the microcontroller includes production-ready neural network optimization tools for rapid deployment.
Product Attributes
- Product Status: Active
- Core Processor: PIC
- Core Size: 8-Bit
- Speed: 40MHz
- Connectivity: I²C, SPI, UART/USART
- Peripherals: Brown-out Detect/Reset, HLVD, POR, PWM, WDT
- Number of I/O: 36
- Program Memory Size: 4KB (2K x 16)
- Program Memory Type: FLASH
- EEPROM Size: 256 x 8
- RAM Size: 512 x 8
- Voltage - Supply (Vcc/Vdd): 4.2V ~ 5.5V
- Data Converters: A/D 13x10b
- Oscillator Type: Internal
- Operating Temperature: -40°C ~ 85°C (TA)
- Mounting Type: Surface Mount
- Package / Case: 44-VQFN Exposed Pad
- Supplier Device Package: 44-QFN (8x8)
You May Also Be Interested In
