| Nr. | Nombre de la parte | Descripción | Fabricante |
| 31901 | M74HC190F1R | 4 CONTADORES UP/DOWN SÍNCRONOS DEL PEDACITO | ST Microelectronics |
| 31902 | M74HC190F1R | 4 CONTADORES UP/DOWN SÍNCRONOS DEL PEDACITO | ST Microelectronics |
| 31903 | M74HC190M1R | 4 CONTADORES UP/DOWN SÍNCRONOS DEL PEDACITO | ST Microelectronics |
| 31904 | M74HC190RM13TR | 4 CONTADORES UP/DOWN SÍNCRONOS DEL PEDACITO | ST Microelectronics |
| 31905 | M74HC190TTR | 4 CONTADORES UP/DOWN SÍNCRONOS DEL PEDACITO | ST Microelectronics |
| 31906 | M74HC191 | 4 CONTADORES UP/DOWN SÍNCRONOS DEL PEDACITO | ST Microelectronics |
| 31907 | M74HC191B1R | 4 CONTADORES UP/DOWN SÍNCRONOS DEL PEDACITO | ST Microelectronics |
| 31908 | M74HC191C1R | 4 CONTADORES UP/DOWN SÍNCRONOS DEL PEDACITO | ST Microelectronics |
| 31909 | M74HC191C1R | 4 CONTADORES UP/DOWN SÍNCRONOS DEL PEDACITO | ST Microelectronics |
| 31910 | M74HC191F1R | 4 CONTADORES UP/DOWN SÍNCRONOS DEL PEDACITO | ST Microelectronics |
| 31911 | M74HC191F1R | 4 CONTADORES UP/DOWN SÍNCRONOS DEL PEDACITO | ST Microelectronics |
| 31912 | M74HC191M1R | 4 CONTADORES UP/DOWN SÍNCRONOS DEL PEDACITO | ST Microelectronics |
| 31913 | M74HC191RM13TR | 4 CONTADORES UP/DOWN SÍNCRONOS DEL PEDACITO | ST Microelectronics |
| 31914 | M74HC191TTR | 4 CONTADORES UP/DOWN SÍNCRONOS DEL PEDACITO | ST Microelectronics |
| 31915 | M74HC192 | CONTADOR DE DÉCADA UP/DOWN SÍNCRONO | ST Microelectronics |
| 31916 | M74HC192B1R | CONTADOR DE DÉCADA UP/DOWN SÍNCRONO | ST Microelectronics |
| 31917 | M74HC192C1R | DECADE(UP/DOWN SÍNCRONO/) CONTADOR BINARIO | ST Microelectronics |
| 31918 | M74HC192F1R | DECADE(UP/DOWN SÍNCRONO/) CONTADOR BINARIO | ST Microelectronics |
| 31919 | M74HC192M1R | CONTADOR DE DÉCADA UP/DOWN SÍNCRONO | ST Microelectronics |
| 31920 | M74HC192RM13TR | CONTADOR DE DÉCADA UP/DOWN SÍNCRONO | ST Microelectronics |
| 31921 | M74HC192TTR | CONTADOR DE DÉCADA UP/DOWN SÍNCRONO | ST Microelectronics |
| 31922 | M74HC193 | DECADE(UP/DOWN SÍNCRONO/) CONTADOR BINARIO | ST Microelectronics |
| 31923 | M74HC193B1R | CONTADOR DE DÉCADA UP/DOWN SÍNCRONO | ST Microelectronics |
| 31924 | M74HC193C1R | DECADE(UP/DOWN SÍNCRONO, CONTADOR del binary) | ST Microelectronics |
| 31925 | M74HC193C1R | DECADE(UP/DOWN SÍNCRONO, CONTADOR del binary) | ST Microelectronics |
| 31926 | M74HC193F1R | DECADE(UP/DOWN SÍNCRONO, CONTADOR del binary) | ST Microelectronics |
| 31927 | M74HC193F1R | DECADE(UP/DOWN SÍNCRONO, CONTADOR del binary) | ST Microelectronics |
| 31928 | M74HC193M1R | CONTADOR DE DÉCADA UP/DOWN SÍNCRONO | ST Microelectronics |
| 31929 | M74HC193RM13TR | CONTADOR DE DÉCADA UP/DOWN SÍNCRONO | ST Microelectronics |
| 31930 | M74HC193TTR | CONTADOR DE DÉCADA UP/DOWN SÍNCRONO | ST Microelectronics |
| 31931 | M74HC194 | 4 REGISTRO DE CAMBIO DEL PEDACITO PIPO | ST Microelectronics |
| 31932 | M74HC194B1R | 4 REGISTRO DE CAMBIO DEL PEDACITO PIPO | ST Microelectronics |
| 31933 | M74HC194C1R | 4 REGISTRO DE CAMBIO DEL PEDACITO PIPO | ST Microelectronics |
| 31934 | M74HC194C1R | 4 REGISTRO DE CAMBIO DEL PEDACITO PIPO | ST Microelectronics |
| 31935 | M74HC194M1R | 4 REGISTRO DE CAMBIO DEL PEDACITO PIPO | ST Microelectronics |
| 31936 | M74HC194RM13TR | 4 REGISTRO DE CAMBIO DEL PEDACITO PIPO | ST Microelectronics |
| 31937 | M74HC194TTR | 4 REGISTRO DE CAMBIO DEL PEDACITO PIPO | ST Microelectronics |
| 31938 | M74HC195 | 8 REGISTRO DE CAMBIO DEL PEDACITO PIPO | ST Microelectronics |
| 31939 | M74HC195B1R | 8 REGISTRO DE CAMBIO DEL PEDACITO PIPO | ST Microelectronics |
| 31940 | M74HC195C1R | 8 REGISTRO DE CAMBIO DEL PEDACITO PIPO | ST Microelectronics |
| 31941 | M74HC195C1R | 8 REGISTRO DE CAMBIO DEL PEDACITO PIPO | ST Microelectronics |
| 31942 | M74HC195M1R | 8 REGISTRO DE CAMBIO DEL PEDACITO PIPO | ST Microelectronics |
| 31943 | M74HC195RM13TR | 8 REGISTRO DE CAMBIO DEL PEDACITO PIPO | ST Microelectronics |
| 31944 | M74HC195TTR | 8 REGISTRO DE CAMBIO DEL PEDACITO PIPO | ST Microelectronics |
| 31945 | M74HC20 | PUERTA DUAL DE 4-input NAND | ST Microelectronics |
| 31946 | M74HC20B1R | PUERTA DUAL DE 4-input NAND | ST Microelectronics |
| 31947 | M74HC20C1R | PUERTA DUAL DE 4-input NAND | ST Microelectronics |
| 31948 | M74HC20C1R | PUERTA DUAL DE 4-input NAND | ST Microelectronics |
| 31949 | M74HC20M1R | PUERTA DUAL DE 4-input NAND | ST Microelectronics |
| 31950 | M74HC20RM13TR | PUERTA DUAL DE 4-input NAND | ST Microelectronics |
| 31951 | M74HC20TTR | PUERTA DUAL DE 4-input NAND | ST Microelectronics |
| 31952 | M74HC21 | 4-input DUAL Y PUERTA | ST Microelectronics |
| 31953 | M74HC21B1 | 4-input DUAL Y PUERTA | ST Microelectronics |
| 31954 | M74HC21B1 | 4-input DUAL Y PUERTA | ST Microelectronics |
| 31955 | M74HC21B1R | 4-input DUAL Y PUERTA | ST Microelectronics |
| 31956 | M74HC21C1R | 4-input DUAL Y PUERTA | ST Microelectronics |
| 31957 | M74HC21C1R | 4-input DUAL Y PUERTA | ST Microelectronics |
| 31958 | M74HC21M1R | 4-input DUAL Y PUERTA | ST Microelectronics |
| 31959 | M74HC21RM13TR | 4-input DUAL Y PUERTA | ST Microelectronics |
| 31960 | M74HC21TTR | 4-input DUAL Y PUERTA | ST Microelectronics |
| 31961 | M74HC221 | MULTIVIBRADOR MONOSTABLE DUAL | ST Microelectronics |
| 31962 | M74HC221AB1R | MULTIVIBRADOR MONOSTABLE DUAL | ST Microelectronics |
| 31963 | M74HC221AC1R | MULTIVIBRADOR MONOSTABLE DUAL | ST Microelectronics |
| 31964 | M74HC221AC1R | MULTIVIBRADOR MONOSTABLE DUAL | ST Microelectronics |
| 31965 | M74HC221AF1R | MULTIVIBRADOR MONOSTABLE DUAL | ST Microelectronics |
| 31966 | M74HC221AF1R | MULTIVIBRADOR MONOSTABLE DUAL | ST Microelectronics |
| 31967 | M74HC221AM1R | MULTIVIBRADOR MONOSTABLE DUAL | ST Microelectronics |
| 31968 | M74HC221ARM13TR | MULTIVIBRADOR MONOSTABLE DUAL | ST Microelectronics |
| 31969 | M74HC221ATTR | MULTIVIBRADOR MONOSTABLE DUAL | ST Microelectronics |
| 31970 | M74HC221B1R | MULTIVIBRADOR MONOSTABLE DUAL | ST Microelectronics |
| 31971 | M74HC221C1R | MULTIVIBRADOR MONOSTABLE DUAL | ST Microelectronics |
| 31972 | M74HC221C1R | MULTIVIBRADOR MONOSTABLE DUAL | ST Microelectronics |
| 31973 | M74HC221F1R | MULTIVIBRADOR MONOSTABLE DUAL | ST Microelectronics |
| 31974 | M74HC221F1R | MULTIVIBRADOR MONOSTABLE DUAL | ST Microelectronics |
| 31975 | M74HC221M1R | MULTIVIBRADOR MONOSTABLE DUAL | ST Microelectronics |
| 31976 | M74HC221RM13TR | MULTIVIBRADOR MONOSTABLE DUAL | ST Microelectronics |
| 31977 | M74HC221TTR | MULTIVIBRADOR MONOSTABLE DUAL | ST Microelectronics |
| 31978 | M74HC237 | CIERRE DEL DECODIFICADOR DE 3 A 8 LÍNEAS | ST Microelectronics |
| 31979 | M74HC237B1R | CIERRE DEL DECODIFICADOR DE 3 A 8 LÍNEAS | ST Microelectronics |
| 31980 | M74HC237C1R | CIERRE DEL DECODIFICADOR DE 3 A 8 LÍNEAS | ST Microelectronics |
| 31981 | M74HC237C1R | CIERRE DEL DECODIFICADOR DE 3 A 8 LÍNEAS | ST Microelectronics |
| 31982 | M74HC237M1R | CIERRE DEL DECODIFICADOR DE 3 A 8 LÍNEAS | ST Microelectronics |
| 31983 | M74HC237RM13TR | CIERRE DEL DECODIFICADOR DE 3 A 8 LÍNEAS | ST Microelectronics |
| 31984 | M74HC237TTR | CIERRE DEL DECODIFICADOR DE 3 A 8 LÍNEAS | ST Microelectronics |
| 31985 | M74HC238 | 3 8 A LA LÍNEA DECODIFICADOR | ST Microelectronics |
| 31986 | M74HC238B1R | DECODIFICADOR DE 3 A 8 LÍNEAS | ST Microelectronics |
| 31987 | M74HC238C1R | 3 8 A LA LÍNEA DECODIFICADOR | ST Microelectronics |
| 31988 | M74HC238C1R | 3 8 A LA LÍNEA DECODIFICADOR | ST Microelectronics |
| 31989 | M74HC238M1R | DECODIFICADOR DE 3 A 8 LÍNEAS | ST Microelectronics |
| 31990 | M74HC238RM13TR | DECODIFICADOR DE 3 A 8 LÍNEAS | ST Microelectronics |
| 31991 | M74HC238TTR | DECODIFICADOR DE 3 A 8 LÍNEAS | ST Microelectronics |
| 31992 | M74HC240 | ALMACENADOR INTERMEDIARIO OCTAL DEL AUTOBÚS CON 3 SALIDAS DEL ESTADO (INVERTIDAS) | ST Microelectronics |
| 31993 | M74HC240B1R | ALMACENADOR INTERMEDIARIO OCTAL DEL AUTOBÚS CON 3 SALIDAS DEL ESTADO (INVERTIDAS) | ST Microelectronics |
| 31994 | M74HC240C1R | HC240: INVERTIDO - ALMACENADOR INTERMEDIARIO OCTAL NO INVERTIDO DEL AUTOBÚS HC241/244 CON 3 SALIDAS DEL ESTADO | ST Microelectronics |
| 31995 | M74HC240C1R | HC240: INVERTIDO - ALMACENADOR INTERMEDIARIO OCTAL NO INVERTIDO DEL AUTOBÚS HC241/244 CON 3 SALIDAS DEL ESTADO | ST Microelectronics |
| 31996 | M74HC240F1R | HC240: INVERTIDO - ALMACENADOR INTERMEDIARIO OCTAL NO INVERTIDO DEL AUTOBÚS HC241/244 CON 3 SALIDAS DEL ESTADO | ST Microelectronics |
| 31997 | M74HC240F1R | HC240: INVERTIDO - ALMACENADOR INTERMEDIARIO OCTAL NO INVERTIDO DEL AUTOBÚS HC241/244 CON 3 SALIDAS DEL ESTADO | ST Microelectronics |
| 31998 | M74HC240HV | ALMACENADOR INTERMEDIARIO OCTAL DEL AUTOBÚS CON 3 SALIDAS HC240HV DEL ESTADO: INVERTIDO - HC241HV NO INVIRTIÓ | ST Microelectronics |
| 31999 | M74HC240HVB1R | ALMACENADOR INTERMEDIARIO OCTAL DEL AUTOBÚS CON 3 SALIDAS DEL ESTADO (INVERTIDAS) | ST Microelectronics |
| 32000 | M74HC240HVC1R | ALMACENADOR INTERMEDIARIO OCTAL DEL AUTOBÚS CON 3 SALIDAS HC240HV DEL ESTADO: INVERTIDO - HC241HV NO INVIRTIÓ | ST Microelectronics |
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