SN74CB3Q3257

Product Folder Order Now Technical Documents Tools & Software Support & Community SN74CB3Q3257 SCDS135D – SEPTEMBER 2003 – REVISED JULY 2018 SN74CB3Q3257 4-Bit 1-of-2 FET Multiplexer/Demultiplexer 2.5-V/3.3-V Low-Voltage High-Bandwidth Bus Switch 1 Features 1 High-Bandwidth Data Path (up to 500 MHz) 5-V Tolerant I/Os With Device Powered Up or Powered Down Low and Flat ON-State Resistance (ron) Characteristics Over Operating Range (ron= 4 Ω Typical) Rail-to-Rail Switching on Data I/O Ports – 0- to 5-V Switching With 3.3-V VCC – 0- to 3.3-V Switching With 2.5-V VCC Bidirectional Data Flow With Near-Zero Propagation Delay Low Input and Output Capacitance Minimizes Loading and Signal Distortion (Cio(OFF) = 3.5 pF Typical) Fast Switching Frequency (f OE = 20 MHz Maximum) Data and Control Inputs Provide Undershoot Clamp Diodes Low Power Consumption (ICC = 0.7 mA Typical) VCC Operating Range From 2.3 V to 3.6 V Data I/Os Support 0- to 5-V Signaling Levels (0.8 V, 1.2 V, 1.5 V, 1.8 V, 2.5 V, 3.3 V, 5 V) Control Inputs Can Be Driven by TTL or 5-V/3.3-V CMOS Outputs Ioff Supports Partial-Power-Down Mode Operation Latch-Up Performance Exceeds 100 mA Per JESD 78, Class II ESD Performance Tested Per JESD 22 – 2000-V Human Body Model (A114-B, Class II) – 1000-V Charged-Device Model (C101) Supports Both Digital and Analog Applications: USB Interface, Differential Signal Interface, Bus Isolation, Low-Distortion Signal Gating (1) (1) For additional informa...