Category Description Sub-section Begins with
C-MOS 4000 Series
CD 4.. / HEF 4..
HEF 4527BP /PH
BCD Rate Multiplier
HEF 4528BDB /PH
Dual Monostable Multivibrator
HEF 4528BP /NXP /ROHS
Dual Monostable Multivibrator
HEF 4531BP /PH
13 bit Parity Tree DIL-16
HEF 4532BD /PH
8 bit Priority Encoder
HEF 4532BP /PH
8 bit Priority Encoder DIL-16
HEF 4534BP /PH
5 Decade Counter
HEF 4538BP /PH /ROHS
Dual Precision Monost.Multivib
HEF 4538BT /PH /ROHS
Dual Precision Monost.Multivib
HEF 4539BDB /PH
Dual 4 Chnl Dta Selec./Multipl
HEF 4539BP /PH
Dual 4 Chnl Dta Selec./Multipl
HEF 4541BD /PH
Programmable Osc. Timer
HEF 4541BP /PH
Programmable Osc. Timer
HEF 4541BP /PH /ROHS
Programmable Osc. Timer
HEF 4541BT /PH
Programmable Oscillator Timer
HEF 4543BP /PH
BCD to 7 segm.Latch/Dec/Driver
HEF 4555BP /PH
Dual Bin.1-of-4 Decoder DIL-16
HEF 4555BP /PH /ROHS
Dual Bin. to 1-of-4 Decoder
HEF 4556BP /PH
Dual Bin.to 1-of-4 Decoder Inv
HEF 4557BDB /PH
1 to 64 bit Var.Lnght.Sfht.Reg