Conditioning: roll. Conditioning unit: 2000. Equivalents: 74HCT373D,652, SN74HC373DW, SN74HC373DWR, MC74HC373ADWG, M74HC373RM13TR. Number of terminals: 20. RoHS: yes. Assembly/installation: PCB through-hole mounting. Series: TTL-HC. Housing: SO. Housing (according to data sheet): SO-20 ( SOT163-1 )