Jul 19, 2005 #1 N nicleo Advanced Member level 2 Joined Sep 6, 2004 Messages 661 Helped 66 Reputation 132 Reaction score 12 Trophy points 1,298 Activity points 7,150 Pls advise logic IC (e.g. NAND, NOT, OR, etc), with it's label starts with 'HD', is frm which company? Thanks.
Pls advise logic IC (e.g. NAND, NOT, OR, etc), with it's label starts with 'HD', is frm which company? Thanks.
Jul 19, 2005 #2 X XNOX_Rambo Advanced Member level 1 Joined Jul 13, 2002 Messages 434 Helped 90 Reputation 180 Reaction score 2 Trophy points 1,298 Location Far out, man! Activity points 3,568 Hitachi has used HD in the past - e.g. HD6845.
Jul 19, 2005 #3 VVV Advanced Member level 5 Joined Nov 26, 2004 Messages 1,575 Helped 384 Reputation 768 Reaction score 88 Trophy points 1,328 Activity points 19,971 Most likely it's a Hitachi part. HD are digital devices HA are analog ones.
Jul 19, 2005 #4 samcheetah Advanced Member level 2 Joined May 25, 2004 Messages 645 Helped 39 Reputation 78 Reaction score 10 Trophy points 1,298 Location Pakistan Activity points 6,916 definitely Hitachi an example is the HD44780 which is found in 16x2 LCDs