HEF4093BT,653: High-Performance Quad 2-Input NAND Schmitt Trigger IC | Nexperia 2025-04-22 Discover the HEF4093BT,653, a high-performance quad 2-input NAND Schmitt Trigger IC from Nexperia. Features 3V-15V operation, 60ns propagation delay, and industrial temperature range. Ideal for digital designs.