UA741CPIC OPAMP GP 1MHZ SGL LP 8DIP|TEXAS INSTRUMENTS|Lead free|RoHS Compliant KA741I LM741CNNS-ND UA741CPE4IC OPAMP GP 1MHZ SGL LP 8DIP|TEXAS INSTRUMENTS|Lead free|RoHS Compliant KA741I LM741CNNS-ND