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HA456 Datasheet 120mhz/ Low Power/ 8 X 8 Video Crosspoint Switch

Manufacturer: Intersil (now Renesas)

Overview: HA456 Data Sheet August 1999 File Number 4153.2 120MHz, Low Power, 8 x 8 Video Crosspoint Switch The HA456 is the first 8 x 8 video crosspoint switch suitable for high performance video systems. Its high level of integration significantly reduces ponent count, board space, and cost. The crosspoint switch contains a digitally controlled matrix of 64 fully buffered switches that connect eight video input signals to any, or all, matrix outputs. Each matrix output connects to an internal, high-speed (200V/µs), unity gain buffer capable of driving 400Ω and 5pF to ±2V. For applications requiring gain or increased drive capability, the HA456 outputs can be connected directly to two HFA1412 quad, gain of two video buffers, which are capable of driving 75Ω loads. This crosspoint’s true high impedance three-state output capability, makes it feasible to parallel multiple HA456s and form larger switch matrices.

Key Features

  • Fully Buffered Inputs and Outputs (AV = +1).
  • Routes Any Input Channel to Any Output Channel.
  • Switches Standard and High Resolution Video Signals.
  • Serial or Parallel Digital Interface.
  • Expandable for Larger Switch Matrices.
  • Wide Bandwidth.
  • . 120MHz.
  • High Slew Rate.
  • . . 200V/µs.
  • Differential Gain and Phase.
  • . . 0.05%, 0.05 Degrees.

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