SN74LS645-1DW
Manufacturers：
Texas Instruments
Description：
IC BUS TRANSCEIVER 8BIT 20SOIC
SN74LS645-1DWG4
Manufacturers：
Texas Instruments
Description：
IC BUS TRANSCEIVER 8BIT 20SOIC
SN74LS645-1DWR
Manufacturers：
Texas Instruments
Description：
IC BUS/TXRX 3ST OCTAL 20SOIC