Fairchild Semiconductor
Low Voltage Quad 2-Input NAND Gate with Schmitt Trigger Inputs and 3.6V Tolerant Inputs and Outputs
Philips Electronics
Octal bus transceiver; 3-state
NXP Semiconductors.
Quad 2-input OR gate
Fairchild Semiconductor
Low Voltage Quad 2-Input NAND Gate with Open Drain Outputs and 3.6V Tolerant Inputs and Outputs
Philips Electronics
Quad buffer/line driver; 3-state
Fairchild Semiconductor
Low Voltage Quad 2-Input Exclusive-OR Gate with 3.6V Tolerant Inputs and Outputs
Philips Electronics
Quad 2-input AND gate
NXP Semiconductors.
Hex inverting Schmitt trigger