USB2642T/ML

Product Overview

• Category: USB Controller
• Use: The USB2642T/ML is a high-speed USB 2.0 controller designed for various applications requiring USB connectivity.
• Characteristics: It offers advanced features such as integrated PHY, low power consumption, and support for multiple operating systems.
• Package: The USB2642T/ML comes in a compact package suitable for surface mount technology (SMT) assembly.
• Essence: This USB controller enables seamless integration of USB functionality into electronic devices.
• Packaging/Quantity: The USB2642T/ML is typically packaged in reels and available in large quantities.

Specifications

• USB Version: USB 2.0
• Operating Voltage: 3.3V
• Interface: Serial Peripheral Interface (SPI)
• Data Transfer Rate: Up to 480 Mbps
• Operating Temperature: -40°C to +85°C
• Package Type: QFN (Quad Flat No-Lead)
• Pin Count: 32 pins

Detailed Pin Configuration

The USB2642T/ML has a total of 32 pins, each serving a specific function. Here is the detailed pin configuration:

1. VDD33: Power supply (3.3V)
2. GND: Ground
3. D+/-: USB data lines
4. SCLK: SPI clock input
5. MOSI: SPI data input
6. MISO: SPI data output
7. CSN: SPI chip select
8. INT: Interrupt output
9. RESET: Reset input
10. VBUS: USB bus voltage

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Functional Features

• Integrated USB PHY for simplified design and reduced component count
• Low power consumption for energy-efficient operation
• Support for multiple operating systems, including Windows, macOS, and Linux
• Compliance with USB 2.0 specifications for reliable and high-speed data transfer
• On-chip voltage regulators for enhanced stability

Advantages and Disadvantages

Advantages: - Simplified design due to integrated PHY - Low power consumption for energy efficiency - Wide compatibility with various operating systems - High-speed data transfer capability - Enhanced stability with on-chip voltage regulators

Disadvantages: - Limited to USB 2.0 standard, not compatible with newer USB versions - Requires additional external components for complete USB functionality in a system

Working Principles

The USB2642T/ML operates by receiving USB data from the host device through the D+/- lines. It then processes and transfers the data to the target device using the SPI interface. The integrated PHY handles the physical layer functions, ensuring reliable communication between the USB controller and connected devices.

Detailed Application Field Plans

The USB2642T/ML is widely used in various applications that require USB connectivity. Some of the common application fields include:

1. Consumer Electronics: Smartphones, tablets, gaming consoles, and multimedia devices.
2. Computer Peripherals: Printers, scanners, keyboards, mice, and external storage devices.
3. Industrial Automation: Data acquisition systems, control panels, and human-machine interfaces.
4. Automotive: Infotainment systems, onboard diagnostics, and USB charging ports.
5. Medical Devices: Patient monitoring systems, diagnostic equipment, and medical imaging devices.

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Detailed and Complete Alternative Models

1. USB2640/41/42/43: Similar USB controllers with varying features and pin configurations.
2. USB2642T/ML+: Enhanced version with extended temperature range (-40°C to +105°C).
3. USB2642T/ML-RDK: Reference design kit for quick prototyping and evaluation.

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