We discontinued the Microchip part number SG1524J “16-DIP”. If the part is still needed, a possible work around is ordering the SG2524D in an 16-SOIC package and use the adapter board PA0006-ND “SOIC-16 TO DIP-16”.
Digi-Key part number | SG25240-ND |
Microchip Tech | SG2524D |
Please review the datasheets to ensure the alternative will work for your application.