Overview
The TS3USB221RSER by Texas Instruments is a high-speed USB 2.0 (480 Mbps) 1:2 Multiplexer/Demultiplexer switch designed for efficient switching between two high-speed USB signals. This component is housed in a 10-pin UQFN package and operates over a temperature range of -40 to 85°C. It is particularly suited for applications where high-speed data transfer and signal integrity are crucial.
The device supports a supply voltage range from 2.3V to 3.6V, with a nominal operating voltage of 2.5V. It features fast switch-on and switch-off times, low on-state resistance, and high bandwidth, making it ideal for various consumer and industrial applications.
Key Specifications
| Parameter | Value |
|---|---|
| Package Type | UQFN-10 |
| Number of Pins | 10 |
| Operating Temperature Range | -40°C to 85°C |
| Supply Voltage Range | 2.3V to 3.6V |
| On-State Resistance (RON) | 6 Ω maximum |
| Switch-On Time | 30 ns |
| Switch-Off Time | 12 ns |
| Bandwidth | 1.1 GHz typical |
| Low Power Consumption | 30 µA maximum |
| ESD Protection | Human-Body Model (HBM) > 2000V |
| USB Standard | USB 2.0 (480 Mbps) |
Key Features
- Bi-directional high-speed USB 2.0 switch with single enable feature
- Supports signals up to 5.5V on I/O pins
- 1.8V compatible control-pin inputs
- Low power mode when OE is disabled (1µA)
- Low on-state resistance (RON = 6 Ω maximum)
- High bandwidth (1.1 GHz typical) for minimal edge and phase distortion
- ESD protection cells on all pins (HBM > 2000V)
- Low bit-to-bit skew and high channel-to-channel noise isolation
Applications
The TS3USB221RSER is suitable for various industry sectors where high-speed data transfer and signal integrity are critical:
- Consumer Electronics: Smartphones, tablets, laptops, and other devices that require efficient management of multiple USB connections or switching between data and charging modes.
- Computing and Data Storage: Desktops, servers, and storage systems that need to switch between different data sources or pathways, optimizing for speed and efficiency.
- Mobile Devices: Mobile phones, cameras, and notebooks with hubs or controllers that have limited USB I/Os.
- USB I/O Expansion: Applications requiring expansion of USB I/O capabilities.
Q & A
- What is the primary function of the TS3USB221RSER?
The TS3USB221RSER is a high-speed USB 2.0 (480 Mbps) 1:2 Multiplexer/Demultiplexer switch designed for switching between two high-speed USB signals.
- What is the operating temperature range of the TS3USB221RSER?
The operating temperature range is from -40°C to 85°C.
- What is the supply voltage range for the TS3USB221RSER?
The supply voltage range is from 2.3V to 3.6V.
- What is the on-state resistance of the TS3USB221RSER?
The on-state resistance (RON) is 6 Ω maximum.
- How fast is the switch-on and switch-off time for the TS3USB221RSER?
The switch-on time is 30 ns, and the switch-off time is 12 ns.
- What is the bandwidth of the TS3USB221RSER?
The bandwidth is 1.1 GHz typical.
- Does the TS3USB221RSER have ESD protection?
Yes, it has ESD protection cells on all pins, with a Human-Body Model (HBM) rating of > 2000V.
- What are some common applications for the TS3USB221RSER?
Common applications include consumer electronics, computing and data storage, mobile devices, and USB I/O expansion.
- Is the TS3USB221RSER compatible with USB 2.0 standards?
Yes, it is compatible with high-speed USB 2.0 (480 Mbps) standards.
- What is the power consumption in low power mode?
In low power mode, the power consumption is reduced to 1µA when OE is disabled.
