Datasheet

74AHC_AHCT244_5 © NXP B.V. 2007. All rights reserved.
Product data sheet Rev. 05 — 20 December 2007 14 of 16
NXP Semiconductors
74AHC244; 74AHCT244
Octal buffer/line driver; 3-state
13. Abbreviations
14. Revision history
Table 10. Abbreviations
Acronym Description
CDM Charge Device Model
CMOS Complementary Metal Oxide Semiconductor
DUT Device Under Test
ESD ElectroStatic Discharge
HBM Human Body Model
MM Machine Model
TTL Transistor-Transistor Logic
Table 11. Revision history
Document ID Release date Data sheet status Change notice Supersedes
74AHC_AHCT244_5 20071220 Product data sheet - 74AHC_AHCT244_4
Modifications:
• The format of this data sheet has been redesigned to comply with the new identity
guidelines of NXP Semiconductors.
• Legal texts have been adapted to the new company name where appropriate.
• Section 3: DHVQFN20 package added.
• Section 7: derating values added for DHVQFN20 package.
• Section 12: outline drawing added for DHVQFN20 package.
74AHC_AHCT244_4 20060210 Product data sheet - 74AHC_AHCT244_3
74AHC_AHCT244_3 19990928 Product specification - 74AHC_AHCT244_2
74AHC_AHCT244_2 19990224 Product specification - 74AHC_AHCT244_1
74AHC_AHCT244_1 19980921 Product specification - -