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74AHC139PW Datasheet(PDF) 3 Page - NXP Semiconductors |
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74AHC139PW Datasheet(HTML) 3 Page - NXP Semiconductors |
3 / 14 page 74AHC_AHCT139_2 © NXP B.V. 2008. All rights reserved. Product data sheet Rev. 02 — 9 May 2008 3 of 14 NXP Semiconductors 74AHC139; 74AHCT139 Dual 2-to-4 line decoder/demultiplexer 5. Pinning information 5.1 Pinning 5.2 Pin description Fig 4. Pin configuration 139 1E VCC 1A0 2E 1A1 2A0 1Y0 2A1 1Y1 2Y0 1Y2 2Y1 1Y3 2Y2 GND 2Y3 001aad029 1 2 3 4 5 6 7 8 10 9 12 11 14 13 16 15 Table 2. Pin description Symbol Pin Description 1E 1 enable input (active LOW) 1A0 2 address input 1A1 3 address input 1Y0 4 output 1Y1 5 output 1Y2 6 output 1Y3 7 output GND 8 ground (0 V) 2Y3 9 output 2Y2 10 output 2Y1 11 output 2Y0 12 output 2A1 13 address input 2A0 14 address input 2E 15 enable input (active LOW) VCC 16 supply voltage |
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