| H |
Hitachi, Motorola, Philips, QT, SGS, Siemens |
| HA |
Harris, Hitachi |
| HADC |
Honeywell |
| HAR |
SGS |
| HAS |
AD |
| HB |
Hitachi |
| HB-H |
Hitachi |
| HC |
Harris, Motorola, Philips, SGS |
| HCF |
Philips, SGS |
| HCPL |
HP, QT |
| HCR |
SGS |
| HCT* |
TI |
| HD* |
Goldstar, Harris, HHSMI, Hitachi |
| HDAC |
Honeywell |
| HDG |
Hitachi |
| HDM |
AD |
| HDSP |
HP |
| HE |
Hitachi (example: HE98225H CCD* sensor) |
| HEC |
Philips |
| HEED |
Motorola |
| HEF |
Motorola, Philips |
| HEP |
Motorola |
| HFA |
Harris, IR |
| HFC |
Cologne Chip Designs |
| HFC-S |
Cologne Chip Designs |
| HG |
Hitachi |
| HGTG |
Harris |
| HI |
Harris |
| HIN |
Harris |
| HIP |
Harris |
| HIT |
Hitachi |
| HL |
Hitachi |
| HLMA-QL |
HP |
| HLMP |
HP |
| HLMP-P |
HP |
| HLMPP |
HP |
| HLMPQ |
HP |
| HM |
Harris, Hitachi, MHS, Mitsubishi |
| HMBV |
Motorola |
| HMT |
MHS |
| HN |
Hitachi |
| HP |
HP, LORA |
| HPC* |
NS (=High Performance Computer) |
| HPL |
Harris |
| HRW |
Hitachi |
| HS |
Harris |
| HSDL |
HP |
| HSM |
HP |
| HSMC |
TI |
| HSMGC |
HP |
| HSMGT |
HP |
| HSMH-C |
HP |
| HSMHC |
HP |
| HSMP |
HP |
| HSMS |
HP |
| HSMS-C |
HP |
| HSMY-C |
HP |
| HT |
Holtek |
| HTHA |
Hitachi |
| HU |
SGS |
| HV |
Harris, Supertex, Motorola, SGS |
| HVA |
Hitachi |
| HVM |
Hitachi |
| HVU |
Hitachi |
| HY |
Hyundai, Samsung, Siemens |
| HYB |
Hyundai, Siemens |
| HYM |
Hyundai |
| HYU |
Hyundai |
| HZ |
Hitachi, Toshiba |
| HZM |
Hitachi |
| HZT |
Hitachi |
