以下是HD74LS280可替换型号:
- 74LS280
- ECG74LS280
- HD74LS280
- HD74LS280P
- HE-443-1001
- M74LS280P
- MB74LS280
- MB74LS280M
- NTE74LS280
- SK74LS280
- SN74LS280
- SN74LS280J
- SN74LS280JD
- SN74LS280JDS
- SN74LS280JS
- SISI74LS280N
- SN74LS280ND
- SN74LS280NDS
- SN74LS280NS
- SIST74LS280W
- TCG74LS280
- TCG74S280
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