The74ABT16825A/74ABTH16825A is a 18-bit buffer/line driver produced by Philips Semiconductors company. It has low static and dynamic power consumption, high speed and high output drive capability. It can provide high performance bus interface buffering for wide data/address paths or buses carrying parity. They have NOR Output Enables (nOE1, nOE2) for maximum control flexibility. Two options are available, 74ABT16825A which does not have the bus-hold feature and 74ABTH16825A which incorporates the bus-hold feature.