概览
描述
The QS32245 provides a set of eight high-speed CMOS TTL-compatible bus switches in a pinout compatible with 74FCT245, 74F245, 74ALS/AS/ LS245 8-bit transceivers. The QS32245 has 25 ohm series resistors to reduce ground bounce noise. The QS32245 operates at -40C to +85C.
特性
- Enhanced N channel FET with no inherent diode to Vcc
- 5 ohm bidirectional switches connect inputs to outputs
- Zero propagation delay, zero ground bounce
- Undershoot clamp diodes on all switch and control inputs
- 25 ohm resistors for low noise
- TTL-compatible control inputs
- Hot-swapping, hot-docking
- Voltage translation (5V to 3.3V)
- Power conservation
- Capacitance reduction and isolation
- Clock gating
- Bus switching and isolation
- Available in 20 pin QSOP and TSSOP packages
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应用
设计和开发
模型
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