CH376-80033

Product Overview

Category

CH376-80033 belongs to the category of USB Host Controller ICs.

Use

This product is primarily used for USB data communication and control in various electronic devices.

Characteristics

• USB 2.0 compliant
• Supports both full-speed (12 Mbps) and low-speed (1.5 Mbps) USB devices
• Integrated USB transceiver and serial interface engine
• On-chip 8-bit microcontroller
• Flexible data transfer modes
• Low power consumption
• Compact size

Package

CH376-80033 is available in a compact package, suitable for surface mount technology (SMT) applications.

Essence

The essence of CH376-80033 lies in its ability to provide a reliable and efficient solution for USB data communication and control in electronic devices.

Packaging/Quantity

This product is typically packaged in reels or tubes, with quantities varying based on customer requirements.

Specifications

• USB Compliance: USB 2.0
• Supported Transfer Modes: Bulk, Interrupt, Isochronous
• Operating Voltage: 3.3V
• Maximum Current Consumption: 100 mA
• Operating Temperature Range: -40°C to +85°C
• Storage Temperature Range: -55°C to +125°C

Detailed Pin Configuration

The CH376-80033 features the following pin configuration:

1. VCC: Power supply voltage input
2. GND: Ground reference
3. D+ / DP: USB data line positive
4. D- / DM: USB data line negative
5. INT: Interrupt output
6. CS: Chip select input
7. WR: Write strobe input
8. RD: Read strobe input
9. RESET: Reset input
10. P0-P7: General-purpose I/O pins

Functional Features

• USB data transfer and control
• File system support (FAT12, FAT16, FAT32)
• Built-in 8-bit microcontroller for handling USB protocols
• Support for various USB transfer modes
• Easy integration with existing systems
• Low power consumption for energy-efficient operation

Advantages and Disadvantages

Advantages

• USB 2.0 compliance ensures compatibility with a wide range of devices
• Integrated USB transceiver simplifies design and reduces component count
• Flexible data transfer modes cater to different application requirements
• Compact size allows for space-saving designs
• Low power consumption extends battery life in portable devices

Disadvantages

• Limited availability of alternative models may restrict design options
• Requires familiarity with USB protocols for effective implementation

Working Principles

The CH376-80033 operates by interfacing with a host device's microcontroller through its serial interface engine. It handles USB data communication and control tasks, including enumeration, data transfer, and file system management. The integrated 8-bit microcontroller executes the necessary USB protocols, allowing seamless integration with the host system.

Detailed Application Field Plans

The CH376-80033 finds applications in various electronic devices that require USB connectivity and data transfer capabilities. Some potential application fields include:

1. Consumer electronics: MP3 players, digital cameras, gaming consoles
2. Industrial automation: Data loggers, industrial control systems
3. Automotive: In-car entertainment systems, diagnostic tools
4. Medical devices: Patient monitoring systems, medical imaging equipment
5. IoT devices: Smart home appliances, wearable devices

Detailed and Complete Alternative Models

While the CH376-80033 is a versatile USB Host Controller IC, there are alternative models available in the market that offer similar functionality. Some notable alternatives include:

1. CH375B: Similar features and specifications, compatible with USB 1.1
2. FT232R: USB-to-serial converter with additional GPIO pins
3. MAX3421E: USB peripheral/host controller with SPI interface

These alternative models provide designers with options based on specific project requirements.

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