TS3USB221ARSER vs TC7USB40MU,LF
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| Category | Interface - Analog Switches - Special Purpose | Interface - Analog Switches - Special Purpose |
| Manufacturer | Texas Instruments | Toshiba Semiconductor and Storage |
| Description | IC USB SWITCH DUAL 1X2 10QFN | IC USB SWITCH SPDT DUAL 10UQFN |
| Package | -Reel® | 10-UFQFN |
| Series | - | - |
| Features | Bi-Directional, USB 2.0 | USB 2.0 |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount | - |
| Package / Case | 10-UFQFN | 10-UFQFN |
| Supplier Device Package | 10-UQFN (2.0x1.5) | 10-UQFN (1.8x1.4) |
| Applications | USB | USB |
| Number of Channels | 2 | 2 |
| On-State Resistance (Max) | 6Ohm | 14 Ohm |
| Voltage - Supply, Single (V+) | 2.3V ~ 3.6V | 2.3 V ~ 4.3 V |
| Multiplexer/Demultiplexer Circuit | 2:1 | 2:1 |
| Switch Circuit | SPDT | SPDT |
| -3db Bandwidth | 1.1GHz | 1.5GHz |
| Voltage - Supply, Dual (V±) | - | - |
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1. What are the main applications of analog switches?
Analog switches are commonly used in audio/video switching, data acquisition, signal conditioning, medical equipment, test and measurement systems, especially where switching between multiple sources is required.
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2. What is a special purpose analog switch?
Special purpose analog switches are switches designed for specific applications with unique features or specific electrical characteristics, such as support for high voltage, high frequency, low leakage current, and low distortion. These switches are suitable for specific industrial, medical or high performance signal processing tasks.
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3. How are analog switches used in audio and video applications?
In audio and video applications, analog switches are used to switch signals between different sources or devices. It is necessary to ensure that the switch has sufficiently low distortion and signal attenuation, and provides smooth switching to avoid introducing noise or interference.
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4. What are the electrical characteristics of special-purpose analog switches that I should be concerned about?
Electrical characteristics of special-purpose analog switches include high-voltage handling capability, wide bandwidth, low capacitance, and low leakage current. Different applications have different requirements for these characteristics, for example, high speed data communications require a wide bandwidth, while medical applications may require low leakage current and low distortion.
