PI3B32X245 - Pericom Semiconductor Corporation

PI3B32X245 Hot Insertion 16-Bit 2-Port Bus Switch

The PI3B32X245 is a 3.3V,16-bit, 2-port bus switch. Two enable signals (BEn) turn the switches on. The bus switch creates no additional propagational delay or additional ground bounce noise. Product Pin Configuration NC A0 A1 A2 A 3 A4 A5 A6 A7 GND NC A8 A9 A10 A11 A12 A 13 A14 A15 GND 1 40 2 39 3 38 4 37 5 36 6 35 7 34 8 33 9 10 40-Pin B 32 31 1.

Features

• Fast Switching Speed: 4.5ns max.
• Permits Hot Insertion
• Near-zero propagation delay
• 5Ω switches connect inputs to outputs
• Direct bus connection when switches are ON
• Ultra-low quiescent power (1.0μA typical)
  – Ideally suited for notebook applications
• Industrial operating temperature:
  –40°C to +85°C
• TTL - compatible control of input levels
• Packages (Pb-free & Green available):
  – 40-pin, 150-mil wide plastic BQSOP (B) Logic Block Diagram A0 A7 B0 B4 BE1 A8 A15 B8 B15 BE2 Truth Table(1) Function Disconnect Connect BEn A0
  –15 H Hi-Z L B0
  –15 Notes: 1. H= High Voltage Level L.