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TUSB2046IBVF

Name: TUSB2046IBVF
Rating: 4.7 (12 reviews)

IC HUB CONTROLLER USB 32LQFP

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資料表 TUSB2046IBVF DataSheet
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規格

Part Status	Active
DigiKey Programmable	Not Verified
Protocol	USB
Function	Hub Controller
Interface	USB
Standards	USB 2.0
Voltage - Supply	3V ~ 3.6V
Current - Supply	40mA
Operating Temperature	-40°C ~ 85°C
Package / Case	32-LQFP
Supplier Device Package	32-LQFP (7x7)
Base Product Number	TUSB2046

概述

Description

The TUSB2046IBVF is a USB 2.0 hub controller designed by Texas Instruments. It supports the connection of multiple USB devices to a single USB host, expanding the number of ports available for peripherals. Key features include four downstream ports, compliance with USB 2.0 specifications (full-speed and low-speed), and the ability to operate without an external oscillator, simplifying design.
The TUSB2046IBVF provides power management features, including port power control and support for device suspend modes. Its integrated power switch allows for efficient power distribution to connected devices. The device also includes over-current protection on each port, enhancing safety.
Applications include connecting USB devices in computers, consumer electronics, and industrial systems. The device is available in a compact package, making it suitable for space-constrained designs. Overall, the TUSB2046IBVF is a versatile solution for expanding USB connectivity in various electronic applications.

Features

The TUSB2046IBVF is a USB 2.0 hub controller designed for applications requiring multiple USB connections. Key features include:
1. Four USB 2.0 Ports: Supports up to four downstream ports for connecting devices.
2. Bus-Powered or Self-Powered Operation: Can operate in various power configurations suitable for different applications.
3. Full-Speed Data Transfer: Supports USB 2.0 full-speed data rates of up to 12 Mbps.
4. Integrated Power Management: Features include port power switching and overcurrent protection to ensure device safety.
5. Low-Voltage Operation: Compatible with 3.3V supply voltage, enhancing efficiency and reducing power consumption.
6. External Capacitor Configuration: Allows for flexibility in design via external capacitors for stability.
7. Compact Package: Typically available in a small 32-pin TQFP package, facilitating space-saving designs.
This combination of features makes the TUSB2046IBVF suitable for consumer electronics, computer peripherals, and various embedded applications.

Package

The TUSB2046IBVF is packaged in a 32-pin TQFP (Thin Quad Flat Package).

Pinout

The TUSB2046IBVF is a USB 2.0 hub controller with a total pin count of 32 pins. It operates as a 4-port USB hub, allowing multiple devices to connect to a single USB port.
Pin Functions:
- Power Pins: VBUS, GND for power supply.
- USB Ports: Ports 1 to 4 for connecting USB devices.
- I2C/SPI Interface: For configuration and control.
- Configuration Pins: Such as nRESET, nSUSPEND to manage the hub's operation.
- LED indicators: For activity status.
- Test Pins: For manufacturer testing and diagnostics.
The TUSB2046IBVF is commonly used in applications requiring multiple USB connections in devices like computers, peripherals, and consumer electronics.

Manufacturer

The TUSB2046IBVF is manufactured by Texas Instruments (TI), a prominent American technology company. Texas Instruments specializes in designing and manufacturing semiconductors and various integrated circuits, primarily for use in electronics. Founded in 1930, the company is well-known for its innovations in analog, digital signal processing, and embedded processing technology. TI serves a wide range of markets, including automotive, industrial, communications, and consumer electronics. The TUSB2046IBVF specifically is a USB hub controller, enabling connections for multiple USB devices. Texas Instruments is recognized for its commitment to high-quality products and extensive technical support, making it a key player in the semiconductor industry.

Application

The TUSB2046IBVF is a USB 2.0 hub controller used in various applications, including PCs, laptops, and consumer electronics to expand USB connectivity. It supports multiple USB devices, enabling seamless communication between them and a host. Common application areas include peripheral devices like printers, scanners, external hard drives, and USB-based audio/video devices. Its compact design makes it ideal for portable and embedded systems where efficient USB connectivity is required.

Equivalent

The TUSB2046IBVF is a USB 2.0 hub controller. Equivalent products include the following chips:
1. NEC uPD720114
2. Texas Instruments TUSB2044
3. Microchip MCP22xx series
4. Cypress CY7C65640
Always verify pin compatibility and specifications for your specific application.