General description
The 74LVT16501A is a high-performance BiCMOS product designed for VCC operation at 3.3 V. This device is an 18-bit universal transceiver featuring non-inverting 3-state bus compatible outputs in both send and receive directions.
   
Features
■ 18-bit bidirectional bus interface
■ 3-state buffers
■ Output capability: +64 mA to −32 mA
■ TTL input and output switching levels
■ Input and output interface capability to systems at 5 V supply
■ Bus hold data inputs eliminate need for external pull-up
    resistors to hold unused inputs
■ Live insertion and extraction permitted
■ Power-up reset
■ Power-up 3-state
■ No bus current loading when output is tied to 5 V bus
■ Positive-edge triggered clock inputs
■ Latch-up protection:
    ◆ JESD78: exceeds 500 mA
■ ESD protection:
    ◆ MIL STD 883, method 3015: exceeds 2000 V
    ◆ Machine model: exceeds 200 V