74AC/ACT/AHC/AHCT Family
Part No. Package  Ratings Electrical Characteristics 
VCC(V) tPD(nS) ICC(uA) VOH(V) VOL(V) CPD(pF)
Min Max Max VCC(V) Max VCC(V) Min IOH(mA) VCC(V) Max IOL(mA) VCC(V)
U74AC00 SOP-14 TSSOP-14  2.0 6.0 8.0 5 2 5.5 3.85 75 5.5 1.65 75 5.5 40
U74AC02 DIP-14 SOP-14 TSSOP-14  2 6 8.5 5.0 2 5.5 4.86 24.0 5.5 0.36 24.0 5.5 25
U74AC04 SOP-14 TSSOP-14  2.0 6.0 7.0 5 2 5.5 4.86 24 5.5 0.36 24 5.5 45
U74AC08 DIP-14 SOP-14 TSSOP-14  2 6 7.5 5 2 5.5 4.86 24.0 5.5 0.36 24.0 5.5 20
U74AC14 SOP-14 TSSOP-14  2.0 6.0 10.0 5 2 5.5 4.86 24 5.5 0.36 24 5.5 25
U74AC32 SOP-14 TSSOP-14  2.0 6.0 7.5 5 2 5.5 4.86 24 5.5 0.36 24 5.5 40
U74AC74 SOP-14 2.0 6.0 10.0 5 2 5.5 4.86 24 5.5 0.36 24 5.5 45
U74AC86 DIP-14 SOP-14 TSSOP-14  2 6.0 8.5 5 2 5.5 4.86 24 5.5 0.36 24 5.5 25
U74AC240 TSSOP-20  2.0 6.0 6.0 5 4 5.5 4.86 24 5.5 0.36 24 5.5 45
U74AC244 TSSOP-20  2.0 6.0 7.0 5 4 5.5 4.86 24 5.5 0.36 24 5.5 45
U74ACT00 SOP-14 4.5 5.5 9.0 5 2 5.5 4.86 24 5.5 0.36 24 5.5 40
U74ACT02 TSSOP-14 SOP-14 4.5 5.5 9.0 5 2 5.5 4.86 24 5.5 0.36 24 5.5 40
U74ACT04 DIP-14 SOP-14 TSSOP-14  4.5 5.5 8.5 5 2 5.5 4.86 24 5.5 0.36 24 5.5 45
U74ACT08 DIP-14 SOP-14 TSSOP-14  4.5 5.5 9.0 5 4 5.5 4.86 24 5.5 0.36 24 5.5 30
U74ACT14 DIP-14 SOP-14 TSSOP-14  4.5 5.5 10.0 5 2 5.5 4.86 24 5.5 0.36 24 5.5 80
U74ACT32 TSSOP-14 SOP-14 4.5 5.5 9.0 5 2 5.5 4.86 24 5.5 0.36 24 5.5 40
U74ACT86 DIP-14 SOP-14 TSSOP-14  4.5 5.5 9.5 5 2 5.5 4.86 24 5.5 0.36 24 5.5 30
U74ACT125 SOP-14 TSSOP-14 4.5 5.5 9.0 5 4 5.5 4.86 24 5.5 0.36 24 5.5 45
U74ACT240 TSSOP-20  4.5 5.5 8.5 5 4 5.5 4.86 24 5.5 0.36 24 5.5 45
U74ACT244 TSSOP-20 4.5 5.5 9.0 5 4 5.5 3.85 75 5.5 1.65 75 5.5 45
U74AHC00 SOP-14 TSSOP-14  2.0 5.5 7.5 5 2 5.5 3.94 8 4.5 0.36 8 4.5 9.5
U74AHC02 SOP-14 TSSOP-14  2.0 5.5 7.5 5 2 5.5 3.94 8 4.5 0.36 8 4.5 15.0
U74AHC04 SOP-14 TSSOP-14  2.0 5.5 7.5 5 2 5.5 3.94 8 4.5 0.36 8 4.5 12.0
U74AHC06 SOP-14 2.0 5.5 7.0 5 2 5.5 - - - 0.36 8 4.5 -
U74AHC07 SOP-14 TSSOP-14  2.0 5.5 7.5 5 1 5.5 - - - 0.36 8 4.5  -
U74AHC08 SOP-14 TSSOP-14  2.0 5.5 7.9 5 2 5.5 3.94 8 4.5 0.36 8 4.5 18.0
U74AHC14 SOP-14 TSSOP-14  2.0 5.5 10.6 5 2 5.5 3.94 8 4.5 0.36 8 4.5 9.0
U74AHC17 SOP-14 2.0 5.5 10.6 5 2 5.5 3.94 8 4.5 0.36 8 4.5 9.0
U74AHC20 SOP-14 TSSOP-14  2.0 5.5 7.9 5 2 5.5 3.94 8 4.5 0.36 8 4.5 18.0
U74AHC21 SOP-14 TSSOP-14  2.0 5.5 7.9 5 2 5.5 3.94 8 4.5 0.36 8 4.5 18.0
U74AHC32 SOP-14 TSSOP-14  2.0 5.5 7.5 5 2 5.5 3.94 8 4.5 0.36 8 4.5 14.0
U74AHC34 SOP-14 2.0 5.5 7.5 5 2 5.5 3.94 8 4.5 0.36 8 4.5 13.0
U74AHC86 SOP-14 TSSOP-14  2.0 5.5 8.8 5 2 5.5 3.94 8 4.5 0.36 8 4.5 18.0
U74AHC125 SOP-14 TSSOP-14  2.0 5.5 8.8 5 4 5.5 3.94 8 4.5 0.36 8 4.5 14.0
U74AHC126 SOP-14 TSSOP-14 2.0 5.5 15.0 3.3 4 5.5 3.94 8 4.5 0.36 8 4.5 14.0
U74AHC132 SOP-14 2.0 5.5 9.7 5 2 5.5 3.94 8 4.5 0.36 8 4.5 11.0
U74AHC157 TSSOP-16 2.0 5.5 10.6 5 4 5.5 3.94 8 4.5 0.36 8 4.5 11.0
U74AHC158 TSSOP-16 2.0 5.5 10.6 5 4 5.5 3.94 8 4.5 0.36 8 4.5 11.0
U74AHC164 SOP-14 TSSOP-14  2.0 5.5 11.0 5 4 5.5 3.94 8 4.5 0.36 8 4.5 48.0
U74AHC245 SOP-20 SSOP-20 TSSOP-20 DIP-20 2.0 5.5 7.5 5 4 5.5 3.94 8 4.5 0.36 8 4.5 14.0
U74AHC373 SSOP-20 TSSOP-20  2.0 5.5 10.1 5 4 5.5 3.94 8 4.5 0.36 8 4.5 18.0
U74AHC374 TSSOP-20  2.0 5.5 10.1 5 4 5.5 3.94 8 4.5 0.36 8 4.5 32.0
U74AHC377 SOP-20 TSSOP-20  2.0 5.5 10.5 4.5~5.5 4 5.5 3.94 8 4.5 0.36 8 4.5 20.0
U74AHC541 DIP-20 SOP-20 SSOP-20 TSSOP-20 2.0 5.5 7.0 5 4 5.5 3.94 8 45 0.36 8 4.5 12.0
U74AHC573 TSSOP-20  2.0 5.5 8.8 5 4 5.5 3.94 8 4.5 0.36 8 4.5 16.0
U74AHC574 TSSOP-20  2.0 5.5 10.6 5 4 5.5 3.94 8 4.5 0.36 8 4.5 28.0
U74AHC4066 SOP-14 TSSOP-14  2.0 5.5 4.0 5 2 5.5  -  -   -  -  -  - 4.5
U74AHC1G00 SOT-25 SOT-23-5 SOT-353  2.0 5.5 8.5 5 1 5.5 3.94 8 4.5 0.36 8 4.5 9.5
U74AHC1G02 SOT-25 SOT-23-5 SOT-353  2.0 5.5 7.5 5 1 5.5 3.94 8 4.5 0.36 8 4.5 15.0
U74AHC1G04 SOT-25 SOT-23-5 SOT-353  2.0 5.5 7.5 5 1 5.5 3.94 8 4.5 0.36 8 4.5 12.0
U74AHC1G06 SOT-23-5 SOT-353  2.0 5.5 7.0 5 1 5.5  -  - - 0.36 8 4.5 -
U74AHC1G07 SOT-23-5 SOT-353  2.0 5.5 7.5 5 1 5.5  -  - - 0.36 8 4.5 -
U74AHC1G08 SOT-25 SOT-23-5 SOT-353  2.0 5.5 7.9 5 1 5.5 3.94 8 4.5 0.36 8 4.5 18.0
U74AHC1G09 SOT-25 SOT-23-5 SOT-353  2.0 5.5 7.5 5 1 5.5  -  -  - 0.36 8 4.5 5.0
U74AHC1G14 SOT-25 SOT-23-5 SOT-353  2.0 5.5 10.6 5 1 5.5 3.94 8 4.5 0.36 8 4.5 9.0
U74AHC1G32 SOT-25 SOT-23-5 SOT-353  2.0 5.5 7.5 5 1 5.5 3.94 8 4.5 0.36 8 4.5 14.0
U74AHC1G34 SOT-23-5 SOT-353  2.0 5.5 7.5 5 10 5.5 3.94 8 4.5 0.36 8 4.5 12.0
U74AHC1G66 SOT-25 SPT-353 2.0 5.5 5.0 2 1 5.5  -  -  -  -  -  - 13.0
U74AHC1G86 SOT-25 SOT-23-5 SOT-353  2.0 5.5 8.8 5 1 5.5 3.94 8 4.5 0.36 8 4.5 18.0
U74AHC1G125 SOT-25 SOT-23-5 SOT-353  2.0 5.5 11.0 5 1 5.5 3.94 8 4.5 0.36 8 4.5 14.0
U74AHC1G126 SOT-23-5 SOT-353  2.0 5.5 11.0 5 1 5.5 3.94 8 4.5 0.36 8 4.5 14.0
U74AHC1G132 SOT-23-5 SOT-353  2.0 5.5 7.7 5 2 5 3.94 8 4.5 0.36 8 4.5 11.0
U74AHC2G02 TSSOP-8 2.0 5.5 7.5 5 1 5.5 3.94 8 4.5 0.36 8 4.5 15.0
U74AHC2G32 TSSOP-8 2.0 5.5 7.5 4.5~5.5 1 5.5 3.94 8 4.5 0.36 8 4.5 16.0
U74AHC2G125 TSSOP-8 2.0 5.5 7.5 4.5~5.5 1 5.5 3.94 8 4.5 0.36 8 4.5 9.0
U74AHC2G126 TSSOP-8 MSOP-8 2.0 5.5 8.5 5 2 5.5 3.94 8 4.5 0.36 8 4.5 14.0
U74AHC3G04 SOP-8 TSSOP-8 MSOP-8 2.0 5.5 7.5 5 10 5.5 3.94 8 4.5 0.36 8 4.5 -
U74AHC3G06 TSSOP-8 2.0 5.5 7.0 5 1 5.5 - - - 0.36 8 4.5 3.0
U74AHC3G14 TSSOP-8
MSOP-8
2.0 5.5 10.6 5 1 5.5 3.94 8 4.5 0.36 8 4.5 7.5
U74AHC3G17 TSSOP-8 2.0 5.5 10.6 5 1 5.5 3.94 8 4.5 0.36 8 4.5 10.0
U74AHC3G34 TSSOP-8 2.0 5.5 5.5 5 10 5.5 3.94 8 4.5 0.36 8 4.5 -
U74AHCT00 SOP-14 4.5 5.5 7.9 5 2 5.5 3.94 8 4.5 0.36 8 4.5 10.5
U74AHCT02 SOP-14 4.5 5.5 7.5 5 2 5.5 3.94 8 4.5 0.36 8 4.5 17.0
U74AHCT08 SOP-14 4.5 5.5 7.9 5 2 5.5 3.94 8 4.5 0.36 8 4.5 18.0
U74AHCT14 SOP-14 TSSOP-14  4.5 5.5 8.0 5 2 5.5 3.94 8 4.5 0.36 8 4.5 12.0
U74AHCT32 SOP-14 4.5 5.5 7.9 5 2 5.5 3.94 8 4.5 0.36 8 4.5 11.5
U74AHCT34 SOP-14 4.5 5.5 7.7 5 2 5.5 3.94 8 4.5 0.36 8 4.5 14.0
U74AHCT86 DIP-14 SOP-14 4.5 5.5 8.8 5 2 5.5 3.94 8 4.5 0.36 8 4.5 18.0
U74AHCT125 SOP-14 TSSOP-14  4.5 5.5 8.5 5 2 5.5 3.94 8 4.5 0.36 8 4.5 14.0
U74AHCT126 SOP-14 TSSOP-14  4.5 5.5 5.5 5 2 5.5 3.94 8 4.5 0.36 8 4.5 14.0
U74AHCT132 SOP-14 4.5 5.5 7.0 5 2 5.5 3.94 8 4.5 0.36 8 4.5 15.0
U74AHCT157 TSSOP-16 4.5 5.5 11.0 5 2 5.5 3.94 8 4.5 0.36 8 4.5 11.0
U74AHCT158 SOP-16 TSSOP-16 4.5 5.5 8.7 5 2 5.5 3.94 8 4.5 0.36 8 4.5 11.0
U74AHCT273 DIP-20 SOP-20 TSSOP-20  4.5 5.5 11.0 5 4 5.5 3.94 8 4.5 0.36 8 4.5 27.0
U74AHCT373 DIP-20 TSSOP-20  4.5 5.5 8.5 5 4 5.5 3.94 8 4.5 0.36 8 4.5 17.0
U74AHCT374 DIP-20 TSSOP-20  4.5 5.5 9.4 5 4 5.5 3.94 8 4.5 0.36 8 4.5 27.0
U74AHCT4066 SOP-14 4.5 5.5 6.5 5 2 5.5  -  -   -  -  -  - 4.5
U74AHCT1G00 SOT-25 SOT-23-5 SOT-353  4.5 5.5 7.9 5 1 5.5 3.94 8 4.5 0.36 8 4.5 10.5
U74AHCT1G02 SOT-25 SOT-23-5 SOT-353  4.5 5.5 7.5 5 1 5.5 3.94 8 4.5 0.36 8 4.5 -
U74AHCT1G04 SOT-25 SOT-23-5 SOT-353  4.5 5.5 7.7 5 1 5.5 3.94 8 4.5 0.36 8 4.5 14.0
U74AHCT1G08 SOT-25 SOT-23-5 SOT-353  4.5 5.5 7.9 5 1 5.5 3.94 8 4.5 0.36 8 4.5 18.0
U74AHCT1G14 SOT-25 SOT-23-5 SOT-353  4.5 5.5 8.0 5.5 1 5.5 3.94 8 4.5 0.36 8 4.5 12.0
U74AHCT1G32 SOT-25 SOT-353  4.5 5.5 7.9 5 1 5.5 3.94 8 4.5 0.36 8 4.5 11.5
U74AHCT1G66 SOT-25 SPT-353 4.5 5.5 1.0 5.5 1 5.5  -  -   -  -  -  - 15.0
U74AHCT1G86 SOT-25 SOT-353  4.5 5.5 5.5 5 1 5.5 3.94 8 4.5 0.36 8 4.5 18.0
U74AHCT1G125 SOT-25 SOT-23-5 SOT-353  4.5 5.5 8.8 5 1 5.5 3.94 8 4.5 0.36 8 4.5 14.0
U74AHCT1G126 SOT-25 SOT-353  4.5 5.5 8.8 5 1 5.5 3.94 8 4.5 0.36 8 4.5 14.0
U74AHCT3G04 TSSOP-8 MSOP-8 4.5 5.5 7.7 5 1 5.5 3.94 8 4.5 0.36 8 4.5 -
U74AHCT3G06 TSSOP-8 4.5 5.5 7.5 5 1 5.5 - - - 0.36 8 4.5 4.5
U74AHCT3G14 TSSOP-8 4.5 5.5 8.5 5 1 5.5 3.94 8 4.5 0.36 8 4.5 -
U74AHCT3G17 TSSOP-8 4.5 5.5 8.5 5 1 5.5 3.94 8 4.5 0.36 8 4.5 12.0
U74AHCT3G34 TSSOP-8 4.5 5.5 7.7 5 1 5.5 3.94 8 4.5 0.36 8 4.5 -