TS3USB31RSER vs VSC3308XJM
| Part Number |
|
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| Category | Interface - Analog Switches - Special Purpose | Interface - Analog Switches - Special Purpose |
| Manufacturer | Texas Instruments | Microsemi Corporation |
| Description | IC USB SWITCH 1X1 8UQFN | IC CROSSPOINT SW 8X8 69-FCBGA |
| Package | Tape & Reel (TR) | 69-LBGA, FCBGA |
| Series | - | - |
| Features | Bi-Directional, USB 2.0 | Advanced Signal Equalization |
| Operating Temperature | -40°C ~ 85°C (TA) | - |
| Mounting Type | Surface Mount | - |
| Package / Case | 8-UFQFN | 69-LBGA, FCBGA |
| Supplier Device Package | 8-UQFN (1.5x1.5) | 69-FCBGA (10x10) |
| Applications | USB | Backplane, Telecommunications, Video |
| Number of Channels | 1 | 8 |
| On-State Resistance (Max) | 10Ohm | - |
| Voltage - Supply, Single (V+) | 3V ~ 4.3V | 2.5V |
| Multiplexer/Demultiplexer Circuit | - | 8:8 |
| Switch Circuit | DPST | - |
| -3db Bandwidth | 1.22GHz | - |
| 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. How does the on-resistance and switching speed of an analog switch affect performance?
On-resistance affects the signal transmission in the switching path, and too high an on-resistance may lead to signal degradation. The switching speed determines the response time of signal switching, and a faster switching speed is suitable for high frequency or fast switching scenarios.
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3. How is the distortion and signal integrity of analog switches ensured?
High-quality analog switches are designed with low on-resistance, low leakage current and low parasitic capacitance in mind to ensure that distortion is minimized and signal integrity is maintained during signal switching. This is critical for high-fidelity audio, precision instruments and data communications.
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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.
