74AC245TTRIC TRANSCVR TRI-ST 8BIT 20TSSOP|STMICROELECTRONICS|Lead free|RoHS Compliant SN74AC245PWR 74VHC245TTR 74AC245TTRIC TRANSCVR TRI-ST 8BIT 20TSSOP|STMICROELECTRONICS (VA)|Lead free|RoHS Compliant SN74AC245PWR 74VHC245TTR