Marking of electronic components, SMD Codes AC574, AC574**. SN74AC574DBR, SN74AC574DW, SN74AC574NSR, SN74AC574PW, CD74AC574M, ic marking code.
| PartNumber | Marking code | Manufacturer | Package |
|---|---|---|---|
| SN74AC574DBR | AC574 | SSOP-20 | |
| SN74AC574DW | AC574 | SOIC-20W | |
| SN74AC574NSR | AC574 | SOP-20 | |
| SN74AC574PW | AC574 | TSSOP-20 | |
| CD74AC574M | AC574M | SOIC-20W |