Raspberry Pi 4 – 4GB

Raspberry Pi 4 Model B (4GB) is a remarkable single-board computer that redefines what you can achieve with a credit card-sized device. This fourth-generation model brings desktop-level performance to your projects, making it an ideal choice for everything from home servers to powerful multimedia centers. The 4GB variant offers a generous amount of LPDDR4 memory, providing a significant boost for multitasking and running resource-intensive applications. With its enhanced processing power, versatile connectivity, and dual 4K display support, the Raspberry Pi 4 stands out as a flexible and affordable platform for makers, educators, and hobbyists.

Key Features:

• Powerful Quad-Core CPU: At its heart, the Broadcom BCM2711 quad-core Cortex-A72 processor runs at 1.5GHz, delivering a substantial performance increase over previous generations.
• Dual 4K Display Support: The board features two micro-HDMI ports, allowing you to connect two 4K displays simultaneously, which is perfect for productivity and video-intensive applications.
• High-Speed Connectivity: Enjoy faster networking with true Gigabit Ethernet, dual-band 2.4/5.0 GHz wireless LAN, and the latest Bluetooth 5.0 for reliable wireless connections.
• Upgraded USB Ports: It comes equipped with two USB 3.0 ports and two USB 2.0 ports, enabling faster data transfer speeds for external drives and peripherals.
• 40-Pin GPIO Header: The standard 40-pin GPIO header is fully backward-compatible, giving you the flexibility to use a wide array of existing HATs (Hardware Attached on Top) and add-on boards.
• USB-C Power Input: A modern USB-C port provides a more robust and higher-current power input, ensuring stable operation for your projects.

Technical Specifications:

• Processor: Broadcom BCM2711, Quad-core Cortex-A72 (ARM v8) 64-bit SoC @ 1.5GHz
• Memory: 4GB LPDDR4-3200 SDRAM
• Connectivity: 2.4 GHz and 5.0 GHz IEEE 802.11ac wireless LAN, Bluetooth 5.0, BLE
• Storage: Micro SD card slot for loading the operating system and data storage
• GPIO: Standard 40-pin GPIO header
• Video & Sound: 2 x micro-HDMI ports (up to 4Kp60 supported), 2-lane MIPI DSI display port, 2-lane MIPI CSI camera port, 4-pole stereo audio and composite video port
• Input Power: 5V DC via USB-C connector (minimum 3A) or 5V DC via GPIO header

Mechanical Specifications:

• Mounting: Four mounting holes for secure installation.
• Connectors: USB-C power, 2 x micro-HDMI, 2 x USB 3.0, 2 x USB 2.0, Gigabit Ethernet, 3.5mm audio/composite video jack.
• Material: FR4 PCB with silkscreen labeling.

Dimensions:

• Length: 85.6 mm
• Width: 56.5 mm
• Height: 17 mm (including components)

Pinout and Wiring:

• Power Pins: The GPIO header includes 5V and 3.3V power pins to power external components.
• Ground Pins: Multiple GND pins are available for a common ground reference.
• Data Pins: The board supports various communication protocols through its dedicated pins, including I2C, SPI, and UART, making it easy to connect a wide variety of sensors and modules.
• Wiring Note: Always ensure you connect the correct power and ground pins. Use a 5V/3A USB-C power supply for optimal performance.

Datasheet Reference:

• Download Datasheet

Commonly Used in:

• Educational Environments: A primary tool for teaching computer science, programming, and electronics in schools and universities.
• Desktop Computing: Use it as a lightweight desktop for web browsing, office tasks, and coding.
• Home Automation: Create smart home hubs and controllers to automate devices using custom scripts and services.

Applications:

• Media Center: Build a high-performance media center with dual-screen support to stream 4K video.
• Web Server: Host websites, databases, or cloud services from a small, energy-efficient device.
• Robotics: Serve as the brain for sophisticated robots, controlling motors, and processing sensor data.
• IoT Prototyping: Develop and test Internet of Things devices with integrated Wi-Fi and Bluetooth connectivity.

Equivalent Models:

• ODROID-C2: A popular alternative offering a quad-core processor and Gigabit Ethernet, but with less memory and I/O options.
• Jetson Nano Developer Kit: A more powerful but more expensive option from NVIDIA, designed for AI and machine learning applications.
• Arduino Mega 2560: While not a single-board computer, it serves as a microcontroller for simpler projects that do not require an operating system.

Package Includes:

• 1 x Raspberry Pi 4 – 4GB