MAX3421EEHJ+TG2C

Product Overview

• Category: Integrated Circuit
• Use: USB Peripheral Controller
• Characteristics: High-Speed USB 2.0, SPI Interface, Low Power Consumption
• Package: 32-TQFP (Thin Quad Flat Package)
• Essence: The MAX3421EEHJ+TG2C is a highly integrated USB peripheral controller that provides an easy-to-use interface between USB peripherals and microcontrollers or host processors.
• Packaging/Quantity: The MAX3421EEHJ+TG2C is typically sold in reels of 250 units.

Specifications

• USB Compliance: USB 2.0 Full-Speed (12 Mbps) and Low-Speed (1.5 Mbps)
• SPI Interface: Supports both master and slave modes
• Operating Voltage: 3.3V
• Operating Temperature Range: -40°C to +85°C
• Current Consumption: 8 mA (typical)
• Package Dimensions: 7mm x 7mm x 1mm

Detailed Pin Configuration

The MAX3421EEHJ+TG2C has a total of 32 pins. Here is the detailed pin configuration:

1. VBUS: USB Bus Power Input
2. D-: USB Data Minus Line
3. D+: USB Data Plus Line
4. GND: Ground
5. INT: Interrupt Output
6. GPX: General-Purpose I/O
7. GPY: General-Purpose I/O
8. GPZ: General-Purpose I/O
9. SCLK: SPI Clock Input
10. MOSI: SPI Master Out Slave In
11. MISO: SPI Master In Slave Out
12. SS: SPI Slave Select
13. RST: Reset Input
14. VCC: Power Supply

Functional Features

• USB peripheral controller with integrated USB transceiver
• Supports USB 2.0 Full-Speed and Low-Speed modes
• SPI interface for easy integration with microcontrollers or host processors
• Built-in interrupt output for efficient communication
• General-purpose I/O pins for flexible usage
• Low power consumption for energy-efficient applications

Advantages and Disadvantages

Advantages: - Highly integrated solution for USB peripheral control - Easy-to-use SPI interface for seamless integration - Supports both Full-Speed and Low-Speed USB modes - Low power consumption for battery-powered devices

Disadvantages: - Limited to USB peripheral control, not suitable for other applications - Requires external microcontroller or host processor for complete functionality

Working Principles

The MAX3421EEHJ+TG2C acts as a bridge between USB peripherals and microcontrollers or host processors. It handles the USB protocol and provides an SPI interface for communication with the controlling device. When a USB peripheral is connected, the MAX3421EEHJ+TG2C manages the data transfer and control signals, allowing the microcontroller or host processor to interact with the peripheral seamlessly.

Detailed Application Field Plans

The MAX3421EEHJ+TG2C finds applications in various fields, including:

1. Embedded Systems: Enables USB connectivity in embedded systems such as industrial automation, robotics, and IoT devices.
2. Consumer Electronics: Facilitates USB communication in devices like gaming consoles, set-top boxes, and smart TVs.
3. Medical Devices: Integrates USB functionality into medical equipment for data transfer and device control.
4. Automotive: Enables USB connectivity in automotive infotainment systems, diagnostics tools, and vehicle communication modules.

Detailed and Complete Alternative Models

1. MAX3421EETG+: Similar features and specifications but comes in a different package (TQFN-32).
2. MAX3421EEHJ+T: Same features and specifications but without the tape and reel packaging.
3. MAX3421EETG-T: Similar features and specifications but comes in a different package (TQFN-32) and without the tape and reel packaging.

These alternative models provide flexibility in choosing the most suitable package and packaging options based on specific application requirements.

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