- 74HC640N,652IC TRANSCEIVER 3ST 8BIT 20DIP|NXP SEMICONDUCTORS|Lead free|RoHS Compliant
- SN74HC640NIC BUS TRANSCEIVER 8BIT 20DIP|TEXAS INSTRUMENTS|Lead free|RoHS Compliant
- 74HC640N,652IC TRANSCEIVER 3ST 8BIT 20DIP|NXP SEMICONDUCTORS|Lead free|RoHS Compliant
