概览
描述
The QS32XVH245 HotSwitch is a high bandwidth, 16-bit bus switch with very low ON-resistance, resulting in under 250ps propagation delay through the switch. The switches can be turned ON under the control of the LVTTL-compatible Output Enable (OEx) signal for bidirectional data flow with no added delay or ground bounce. The combination of near-zero propagation delay, high OFF impedance, and overvoltage tolerance makes the QS32XVH245 ideal for high-performance communications applications. The QS32XVH245 operates from -40 °C to +85 °C.
特性
- N-channel FET switches with no parasitic diode to VCC
- Isolation under power-off conditions
- No DC path to VCC or GND
- 5V tolerant in OFF and ON state
- 5V tolerant I/Os
- Flat RON characteristics over operating range
- Rail-to-rail switching 0V to 5V
- Bidirectional dataflow with near-zero delay: No added ground bounce
- Excellent RON matching between channels
- VCC operation: 2.3V to 3.6V
- High bandwidth
- LVTTL-compatible control Inputs
- Undershoot clamp diodes on all switch and control inputs
- Low I/O capacitance, 4pF typical
- 25Ω resistors for low noise and line matching
- Available in a 40-pin QVSOP package
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