| 制造商 | 部件名 | 数据表 | 功能描述 |
 National Semiconductor ... | DP8440VLJ-25 |  644Kb/46P | microCMOS Programmable 16/64 Mbit Dynamic RAM Controller/Driver |
 National Semiconductor ... | DP8440VLJ-40 |  644Kb/46P | microCMOS Programmable 16/64 Mbit Dynamic RAM Controller/Driver |
| DP8440V-40 |  644Kb/46P | microCMOS Programmable 16/64 Mbit Dynamic RAM Controller/Driver |
| DP8440-40 |  644Kb/46P | microCMOS Programmable 16/64 Mbit Dynamic RAM Controller/Driver |
| DP8441VLJ-25 |  644Kb/46P | microCMOS Programmable 16/64 Mbit Dynamic RAM Controller/Driver |
| DP8441VLJ-40 |  644Kb/46P | microCMOS Programmable 16/64 Mbit Dynamic RAM Controller/Driver |
| DP8402A |  319Kb/18P | DP8402A/DP8403/DP8404/DP8405 32-Bit Parallel Error Detection and Correction Circuits (EDACs) |
| DP8402AD |  319Kb/18P | DP8402A/DP8403/DP8404/DP8405 32-Bit Parallel Error Detection and Correction Circuits (EDACs) |
| DP8402AV |  319Kb/18P | DP8402A/DP8403/DP8404/DP8405 32-Bit Parallel Error Detection and Correction Circuits (EDACs) |
| DP8403 |  319Kb/18P | DP8402A/DP8403/DP8404/DP8405 32-Bit Parallel Error Detection and Correction Circuits (EDACs) |
| DP8403D |  319Kb/18P | DP8402A/DP8403/DP8404/DP8405 32-Bit Parallel Error Detection and Correction Circuits (EDACs) |
| DP8404 |  319Kb/18P | DP8402A/DP8403/DP8404/DP8405 32-Bit Parallel Error Detection and Correction Circuits (EDACs) |
| DP8404D |  319Kb/18P | DP8402A/DP8403/DP8404/DP8405 32-Bit Parallel Error Detection and Correction Circuits (EDACs) |
| DP8405 |  319Kb/18P | DP8402A/DP8403/DP8404/DP8405 32-Bit Parallel Error Detection and Correction Circuits (EDACs) |
| DP8405D |  319Kb/18P | DP8402A/DP8403/DP8404/DP8405 32-Bit Parallel Error Detection and Correction Circuits (EDACs) |
 National Semiconductor ... | DP8406 |  225Kb/14P | 32-Bit Parallel Error Detection and Correction Circuit |
| DP8406QV |  225Kb/14P | 32-Bit Parallel Error Detection and Correction Circuit |
| DP8406V |  225Kb/14P | 32-Bit Parallel Error Detection and Correction Circuit |