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USB2422/MJ

Name: USB2422/MJ
Rating: 4.7 (12 reviews)

IC HUB CTLR USB 2.0 24QFN

제조업체
Mfr.부분 #USB2422/MJ
패키지 QFN-24
데이터시트 USB2422/MJ DataSheet
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사양

Package	Tray
ProductStatus	Active
Protocol	USB
Function	Hub Controller
Interface	USB
Standards	USB 2.0
Voltage-Supply	3.3V
OperatingTemperature	0°C ~ 70°C
Package/Case	24-VFQFN Exposed Pad

개요

Description

The USB2422/MJ is a dual USB 2.0 hub controller designed for high-speed connectivity and efficient power management in electronic devices. It supports USB 2.0 specifications with data transfer rates of up to 480 Mbps and is optimized for low power consumption, making it suitable for portable applications. The USB2422/MJ features two downstream ports, allowing multiple devices to connect to a single USB host.
It includes integrated power switches for each port, enabling dynamic power allocation based on device requirements. Additionally, the chip supports various advanced features such as over-current protection and compliance with USB specifications, ensuring reliable operation. Its compact form factor and ease of integration make it an ideal choice for consumer electronics, computers, and other devices requiring USB connectivity.
Overall, the USB2422/MJ enhances device connectivity, increases functionality, and improves power management, making it a valuable component in modern electronic designs.

Features

The USB2422/MJ is a dual-port USB hub controller with several key features:
1. Dual-Channel Support: It supports two downstream USB 2.0 ports, allowing connection of multiple devices.
2. High-Speed USB 2.0: Operates at speeds up to 480 Mbps, ensuring fast data transfer.
3. Integrated Power Management: Features smart power distribution and supports power budgeting for connected devices.
4. Device Detection: Automatic device detection and enumeration for easy setup.
5. Low Power Consumption: Designed for low power operation, making it suitable for battery-powered applications.
6. Overcurrent Protection: Includes built-in overcurrent protection for safety and reliability.
7. Flexible Interface: Compatible with various USB standards, including USB 1.1.
8. Compact Package: Available in a small QFN package, facilitating integration into compact designs.
These features make the USB2422/MJ an efficient solution for applications requiring multiple USB connections, such as consumer electronics and portable devices.

Package

The USB2422/MJ is typically available in a 32-pin QFN (Quad Flat No-lead) package. This compact package type allows for efficient thermal and electrical performance, making it suitable for portable devices and applications requiring USB hub functionality.

Pinout

The USB2422/MJ is a USB hub controller that typically features a 32-pin QFN (Quad Flat No-lead) package. It provides USB 2.0 hub functionality, supporting up to two downstream ports.
Pin Functions:
1. VBUS - Power input for USB.
2. GND - Ground connection.
3. D+ / D- - USB data lines for upstream connection.
4. DP/DM (downstream) - Data lines for downstream devices.
5. RESET - Reset signal input.
6. SUSPEND - Signal for entering low power mode.
7. ID - Used for USB On-The-Go (OTG) identification.
8. CC - Configuration channel for USB Type-C connections.
9. INT - Interrupt output for host notification.
10. GPIO - General-purpose input/output pins for custom functions.
The USB2422/MJ manages the power distribution and data communication between the host and connected devices, ensuring compliance with USB specifications.

Manufacturer

The USB2422/MJ is manufactured by Texas Instruments (TI), a prominent company specializing in semiconductor and integrated circuit (IC) technology. Founded in 1930, Texas Instruments is headquartered in Dallas, Texas, and is well-known for its innovations in analog electronics, embedded processing, and digital signal processing. TI serves a wide range of industries, including automotive, industrial, communications, and consumer electronics, providing products such as microcontrollers, processors, and various types of connectivity solutions. The USB2422/MJ specifically is a USB hub controller designed to manage multiple USB devices efficiently, reflecting TI's commitment to enhancing connectivity and performance in electronic systems.

Application

The USB2422/MJ is a USB 2.0 Hub Controller used in various applications, including consumer electronics, computer peripherals, and mobile devices. It enables multiple USB device connections, supports power management, and enhances data transfer rates. Common areas include laptops, tablets, gaming consoles, and industrial equipment, allowing for efficient connectivity and expansion of USB ports.

Equivalent

Equivalent products for the USB2422/MJ chip include the USB2423, USB2424, and USB2425, which offer similar USB port controller functionality. Additionally, alternatives from other manufacturers may include Texas Instruments' TPS2514 or the Microchip MCP2221, depending on specific application needs such as USB 2.0 hub capabilities or power management features. Always check datasheets for compatibility and specifications.