IK Semicon Co., Ltd
Quad 2-Input NAND Gate with Schmitt-Trigger Inputs High-Performance Silicon-Gate CMOS
Renesas Electronics
Quad. 2-input NAND Schmitt Triggers
Fairchild Semiconductor
Quad 2-Input NAND Schmitt Trigger
ON Semiconductor
Quad 2-Input NAND Gate with Schmitt-Trigger Inputs High−Performance Silicon−Gate CMOS
System Logic Semiconductor
Quad 2-Input NAND Gate with Schmitt-Trigger Inputs High-Performance Silicon-Gate CMOS
Motorola => Freescale
Quad 2-Input NAND Gate with Schmitt-Trigger Inputs
ON Semiconductor
Quad 2-Input NAND Schmitt Trigger