SN74LS107A: SN74LS107ANSE4 suffix meaning

Desmond Ng

Part Number: SN74LS107A

Tool/software:

Hi Team

i have a part SN74LS107ANSE4, i only found there are SN74LS107AN in datasheet

is there anyone know the meaning of suffix "SE4"?

thanks

0 Clemens Ladisch 4 months ago

Guru 317450 points

"NS" indicates the SOP package. "E4" has no meaning nowadays; see [FAQ] Why does a logic device's part number have an E4/G4 suffix? The absence of an "R" indicates tube packaging.

Just use the SN74LS107ANSR; it's exactly the same chip.

Logic forum