74AHC02 74AHCT02 Quad 2-input NOR gate Rev. 04 21 May 2008 Product data sheet 1. General description The 74AHC02 74AHCT02 is a high-speed Si-gate CMOS device and is pin compatible with Low-power Schottky TTL (LSTTL). It is specied in compliance with JEDEC standard No. 7-A. The 74AHC02 74AHCT02 provides a quad 2-input NOR function. 2. Features n Balanced propagation delays n All inputs have a Schmitt-trigger action n Inputs accept voltages higher than V CC n Input levels: u For 74AHC02: CMOS level u For 74AHCT02: TTL level n ESD protection: u HBM EIA/JESD22-A114E exceeds 2000 V u MM EIA/JESD22-A115-A exceeds 200 V u CDM EIA/JESD22-C101C exceeds 1000 V n Multiple package options n Specied 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 74AHC02 74AHC02D - 40 C to +125 C SO14 plastic small outline package 14 leads SOT108-1 body width 3.9 mm 74AHC02PW - 40 C to +125 C TSSOP14 plastic thin shrink small outline package 14 leads SOT402-1 body width 4.4 mm 74AHC02BQ - 40 C to +125 C DHVQFN14 plastic dual in-line compatible thermal enhanced very SOT762-1 thin quad at package no leads 14 terminals body 2.5 3 0.85 mm74AHC02 74AHCT02 NXP Semiconductors Quad 2-input NOR gate Table 1. Ordering information continued Type number Package Temperature range Name Description Version 74AHCT02 74AHCT02D - 40 C to +125 C SO14 plastic small outline package 14 leads SOT108-1 body width 3.9 mm 74AHCT02PW - 40 C to +125 C TSSOP14 plastic thin shrink small outline package 14 leads SOT402-1 body width 4.4 mm 74AHCT02BQ - 40 C to +125 C DHVQFN14 plastic dual in-line compatible thermal enhanced very SOT762-1 thin quad at package no leads 14 terminals body 2.5 3 0.85 mm 4. Functional diagram 2 2 1A 1 1 1Y 1 3 3 1B 5 5 2A 1 2Y 4 4 6 6 2B 8 3A 8 3Y 10 1 10 9 3B 9 A 11 4A 11 4Y 13 Y 1 12 4B 13 12 B mna216 001aah084 mna215 Fig 1. Logic symbol Fig 2. IEC logic symbol Fig 3. Logic diagram (one gate) 74AHC AHCT02 4 NXP B.V. 2008. All rights reserved. Product data sheet Rev. 04 21 May 2008 2 of 14