Description
Standard Products UT54ACS164646S Schmitt CMOS 16-bit Bidirectional MultiPurpose Registered Transceiver Datasheet May 17, 2012 www.aeroflex.com/16bitLo.
Pin Names
Description
xOE xDIR
Output Enable Input (Active Low) Direction Control Inputs
xAx Side A Inputs or 3-State Outputs (3.
Features
* Flexible voltage operation
- 5V bus to 3.3V bus
- 3.3V bus to 5V bus
- 5V bus to 5V bus
- 3.3V bus to 3.3V bus Independent registers for A and B buses Multiplexed real-time and stored data Flow-through architecture optimizes PCB layout Cold- and Warm-sparing
- 750k minimum input impedance
Applications
* By virtue of its flexible power supply interface, the UT54ACS164646S may operate as a 3.3-volt only, 5-volt only, or mixed 3.3V/5V bus transceiver. The Output-enable (xOE) and direction-control (xDIR) inputs are provided to control the tri-state function and input/output direction of the transceive