## Summary of the PI5C5423C 8-Bit 2-Port Bus Switch Datasheet

This document is a datasheet for the Pericom Semiconductor PI5C5423C, an 8-bit 2-port bus switch. Here's a summary of its key features and specifications:

Key Features:

️· Function: An 8-bit bidirectional bus switch controlled by a single enable (EN) input.
️· Low On-Resistance: RON typically 5Ω to 7Ω at VCC = 5V and ION = 48mA, contributing to minimal signal degradation.
️· Wide Operating Voltage: Operates with a supply voltage range of 4.5V to 5.5V
️· Low Power Consumption: Low static power dissipation.
️· High Bandwidth: Suitable for a variety of applications requiring high-speed signal switching.
️· Bidirectional: Allows data to flow in either direction.

Electrical Characteristics (Typical):

️· Operating Temperature: -40°C to +85°C
️· Supply Voltage: 5V ± 5%
️· Input High Voltage (VIH): 2.0V
️· Input Low Voltage (VIL): 0.8V
️· Static Power (ICC): 0.1 µA (typical)

️· Switching Speed (Propagation Delay): around 0.25ns with 50pF load.
️· Maximum Short Circuit Current (IOS): 120mA

Key Parameters & Considerations:

️· Enable (EN) Input: Controls the switching between the two ports. When EN is high, the switch is on; when low, it is off.
️· Capacitance: Input capacitance (CIN) is around 6pF.
️· Packaging: Available in various packages as indicated by P/N.
️· Applications: Suitable for addressing/data multiplexing, memory expansion, and general-purpose switching applications.



In essence, the PI5C5423C is a low-resistance, high-speed bus switch designed for efficient and reliable data transmission in a variety of digital systems.