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74HC02DB Datasheet(PDF) 2 Page - NXP Semiconductors |
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74HC02DB Datasheet(HTML) 2 Page - NXP Semiconductors |
2 / 15 page 74HC_HCT02_3 © NXP B.V. 2008. All rights reserved. Product data sheet Rev. 03 — 18 September 2008 2 of 15 NXP Semiconductors 74HC02; 74HCT02 Quad 2-input NOR gate 4. Functional diagram 5. Pinning information 5.1 Pinning 5.2 Pin description Fig 1. Logic symbol Fig 2. IEC logic symbol Fig 3. Logic diagram (one gate) mna216 1A 1B 1Y 3 2 1 2A 2B 2Y 6 5 4 3A 3B 3Y 9 8 10 4A 4B 4Y 12 11 13 001aah084 2 1 3 5 4 ≥1 6 ≥1 8 10 ≥1 9 11 13 ≥1 12 mna215 A B Y (1) The die substrate is attached to this pad using conductive die attach material. It can not be used as a supply pin or input. Fig 4. Pin configuration DIP14, SO14 and (T)SSOP14 Fig 5. Pin configuration DHVQFN14 02 1Y VCC 1A 4Y 1B 4B 2Y 4A 2A 3Y 2B 3B GND 3A 001aac919 1 2 3 4 5 6 7 8 10 9 12 11 14 13 001aac920 02 Transparent top view 2B 3B 2A 3Y 2Y 4A 1B 4B 1A 4Y 6 9 5 10 4 11 3 12 2 13 terminal 1 index area GND(1) Table 2. Pin description Symbol Pin Description 1Y to 4Y 1, 4, 10, 13 data output 1A to 4A 2, 5, 8, 11 data input 1B to 4B 3, 6, 9,12 data input GND 7 ground (0 V) VCC 14 supply voltage |
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