SN74HC132: SN74HC132DR marking

yingjiao LI

Part Number: SN74HC132

Why are these two marking inconsistent, and why did G4 become G3

Please help to confirm

Thank you.

0 Malcolm Lyn 6 months ago

Hi Yingjiao,

These are both valid markings. The part is the same. See here for G3 vs. G4:

Best,

Malcolm

0 yingjiao LI 6 months ago in reply to Malcolm Lyn

I don't see any explanation for G3 in this file

0 Clemens Ladisch 6 months ago in reply to yingjiao LI

Guru 257000 points

"G" means "Green" mold compound (for all numbers).

0 Malcolm Lyn 6 months ago in reply to yingjiao LI