74LS251PC , 74LS251N , 74LS249 , 74LS245WM , 74LS245P , 74LS245NS , 74LS245N , 74LS245N , 74LS245D , 74LS245D , 74LS245 , 74LS245 , 74LS244PC , 74LS244NSR , 74LS244N , 74LS244N , 74LS244N , 74LS244N , 74LS244N , 74LS244N , 74LS244D , 74LS243N , 74LS243 , 74LS242N , 74LS242 , 74LS241PC , 74LS241N , 74LS241N , 74LS241N , 74LS241F , 74LS241D , 74LS240NSR , 74LS240N , 74LS240DW , 74LS240D , 74LS240B1 , 74LS240ADW , 74LS22PC , 74LS224 , 74LS21N , 74LS21F , 74LS21DC , 74LS21D , 74LS21 , 74LS20PC , 74LS20PC , 74LS20N , 74LS20DCQC , 74LS20DC , 74LS197N , 74LS196 , 74LS195PC , 74LS194AN , 74LS193N , 74LS193N , 74LS193DC , 74LS192 , 74LS191 , 74LS181N , 74LS181N , 74LS175PC , 74LS175PC , 74LS175N , 74LS175N , 74LS175N , 74LS175J , 74LS175D , 74LS174PC , 74LS174PC , 74LS174PC , 74LS174N , 74LS174N , 74LS174DC , 74LS174 , 74LS173PC , 74LS173N , 74LS173AN , 74LS173A , 74LS169N , 74LS169BN , 74LS169AN , 74LS168N , 74LS165PC , 74LS165PC , 74LS165A , 74LS164N , 74LS164N , 74LS164N , 74LS164M , 74LS164DCQC , 74LS251PC
74LS251N
74LS249
74LS245WM
74LS245P
74LS245NS
74LS245N
74LS245N
74LS245D
74LS245D
74LS245
74LS245
74LS244PC
74LS244NSR
74LS244N
74LS244N
74LS244N
74LS244N
74LS244N
74LS244N
74LS244D
74LS243N
74LS243
74LS242N
74LS242
74LS241PC
74LS241N
74LS241N
74LS241N
74LS241F
74LS241D
74LS240NSR
74LS240N
74LS240DW
74LS240D
74LS240B1
74LS240ADW
74LS22PC
74LS224
74LS21N
74LS21F
74LS21DC
74LS21D
74LS21
74LS20PC
74LS20PC
74LS20N
74LS20DCQC
74LS20DC
74LS197N
74LS196
74LS195PC
74LS194AN
74LS193N
74LS193N
74LS193DC
74LS192
74LS191
74LS181N
74LS181N
74LS175PC
74LS175PC
74LS175N
74LS175N
74LS175N
74LS175J
74LS175D
74LS174PC
74LS174PC
74LS174PC
74LS174N
74LS174N
74LS174DC
74LS174
74LS173PC
74LS173N
74LS173AN
74LS173A
74LS169N
74LS169BN
74LS169AN
74LS168N
74LS165PC
74LS165PC
74LS165A
74LS164N
74LS164N
74LS164N
74LS164M
74LS164DCQC