PDF《74HC154; 74HCT154》

74HCT154 4-to-16 line decoder/demultiplexer 7. Limiting values [1] The input and output voltage ratings may be exceeded if the input and output current ratings are observed. [2] For DIP24 packages: Ptot derates linearly at

12 mW/K above

70 °C. For SO24 packages: Ptot derates linearly at

8 mW/K above

70 °C. For SSOP24 and TSSOP24 packages: Ptot derates linearly at 5.5 mW/K above

60 °C. For DHVQFN24 packages: Ptot derates linearly at 4.5 mW/K above

60 °C. 8. Recommended operating conditions Table 4. L........