HEF4001B Quad 2-input NOR gate Rev. 11 19 November 2021 Product data sheet 1. General description The HEF4001B is a quad 2-input NOR gate. Inputs include clamp diodes. This enables the use of current limiting resistors to interface inputs to voltages in excess of V . DD 2. Features and benefits Wide supply voltage range from 3.0 V to 15.0 V CMOS low power dissipation High noise immunity Fully static operation 5 V, 10 V, and 15 V parametric ratings Standardized symmetrical output characteristics Complies with JEDEC standard JESD 13-B ESD protection: HBM JESD22-A114F exceeds 2000 V MM JESD22-A115-B exceeds 200 V Specified from -40 C to +85 C and from -40 C to +125 C 3. Ordering information Table 1. Ordering information Type number Package Temperature range Name Description Version HEF4001BT -40 C to +125 C SO14 plastic small outline package 14 leads SOT108-1 body width 3.9 mm 4. Functional diagram 1A 1 3 1Y 1B 2 2A 5 2Y 4 2B 6 3A 8 3Y 10 3B 9 4A 12 nA 4Y 11 nY 4B 13 nB 001aag194 001aag195 Fig. 1. Functional diagram Fig. 2. Logic diagram (one gate)Nexperia HEF4001B Quad 2-input NOR gate 5. Pinning information 5.1. Pinning 1A 1 14 V DD 1B 2 13 4B 1Y 3 12 4A 2Y 4 HEF4001B 11 4Y 5 10 2A 3Y 2B 6 9 3B V 7 8 3A SS 001aag196 Fig. 3. Pin configuration SOT108-1 (SO14) 5.2. Pin description Table 2. Pin description Symbol Pin Description 1A, 2A, 3A, 4A 1, 5, 8, 12 input 1B, 2B, 3B, 4B 2, 6, 9, 13 input 1Y, 2Y, 3Y, 4Y 3, 4, 10, 11 output V 7 ground (0 V) SS V 14 supply voltage DD 6. Functional description Table 3. Function table H = HIGH voltage level L = LOW voltage level. Input Output nA nB nY L L H L H L H L L H H L HEF4001B All information provided in this document is subject to legal disclaimers. Nexperia B.V. 2021. All rights reserved Product data sheet Rev. 11 19 November 2021 2 / 9