| Name | Description | Year | Manufacturer | Rom | Clone | Sample |
| dooyong_rom_tilemap | Dooyong ROM Tilemap | | | | | |
| dorachan | Dora-chan (Japan) | 1980 | Alpha Denshi Co. / Craul Denshi | | | |
| doraemon | Doraemon no Eawase Montage (prototype) | 1993? | Sunsoft / Epoch | | | |
| doraglob | Dora the Explorer - Dora TV Adventure Globe | 2007 | VTech | | | |
| doraglobf | Dora the Explorer - Dora TV Globe-Trotter (France) | 2007 | VTech | doraglob | doraglob | |
| doraglobg | Dora the Explorer - Doras Abenteuer-Globus (Germany) | 2007 | VTech | doraglob | doraglob | |
| dorapdc | Dora l'exploratrice - Pocket Dream Console (VideoJet, France) | 2013 | Conny / VideoJet | | | |
| doraphon | Dora the Explorer - Dora TV Explorer Phone / Boots's Special Day (US) | 2006 | VTech | | | |
| doraphonf | Dora the Explorer - Dora TV Explorer Phone / L'anniversaire de Babouche (France) | 2006 | VTech | doraphon | doraphon | |
| dorodon | Dorodon (set 1) | 1982 | UPL (Falcon license?) | | | |
| dorodon2 | Dorodon (set 2) | 1982 | UPL (Falcon license?) | dorodon | dorodon | |
| dorunrun | Do! Run Run (set 1) | 1984 | Universal | | | |
| dorunrun2 | Do! Run Run (set 2) | 1984 | Universal | dorunrun | dorunrun | |
| dorunrunc | Do! Run Run (Do's Castle hardware, set 1) | 1984 | Universal | dorunrun | dorunrun | |
| dorunrunca | Do! Run Run (Do's Castle hardware, set 2) | 1984 | Universal | dorunrun | dorunrun | |
| dotrikun | Dottori Kun (new version) | 1990 | Sega | | | |
| dotrikun2 | Dottori Kun (old version) | 1990 | Sega | dotrikun | dotrikun | |
| dotriman | Dottori-Man Jr. | 2016 | hack (Chris Covell) | dotrikun | dotrikun | |
| dotron | Discs of Tron (Upright, 10/4/83) | 1983 | Bally Midway | | | |
| dotrona | Discs of Tron (Upright, 9/22/83) | 1983 | Bally Midway | dotron | dotron | |
| dotrone | Discs of Tron (Environmental) | 1983 | Bally Midway | dotron | dotron | |
| dotronep | Discs of Tron (Environmental, prototype, 8/9/83) | 1983 | Bally Midway | dotron | dotron | |
| double8l | Double 8 Line | 1992 | AMT Co. Ltd. | | | |
| doubledr | Double Dragon (Neo-Geo) | 1995 | Technos Japan | neogeo | | |
| douni | Mr. Do vs. Unicorns | 1983 | Universal | docastle | docastle | |
| dowild | Mr. Do's Wild Ride | 1984 | Universal | | | |
| downhill | Downhill Bikers (World, DH2 Ver. A) | 1997 | Namco | | | |
| downhillu | Downhill Bikers (US, DH3 Ver. A) | 1997 | Namco | downhill | downhill | |
| downtown | DownTown / Mokugeki (set 1) | 1989 | Seta | | | |
| downtown2 | DownTown / Mokugeki (set 2) | 1989 | Seta | downtown | downtown | |
| downtownj | DownTown / Mokugeki (joystick hack) | 1989 | Seta | downtown | downtown | |
| downtownp | DownTown / Mokugeki (prototype) | 1989 | Seta | downtown | downtown | |
| doyousud | Sudoku: Do You Sudoku? | 2005 | SDW Games | | | |
| dp8344a | National Semiconductor DP8344A BCP | | | | | |
| dp8344b | National Semiconductor DP8344B BCP | | | | | |
| dp8350 | DP8350 CRTC | | | | | |
| dp835x_a | DP835X CRTC (option A) | | | | | |
| dp8367 | DP8367 CRTC | | | | | |
| dp8390d | DP8390D NIC | | | | | |
| dp83932c | National Semiconductor DP83932C SONIC | | | | | |
| dp8473 | National Semiconductor DP8473 FDC | | | | | |
| dp8510 | National Semiconductor BITBLT Processing Unit | | | | | |
| dp8572a | DP8572A Real Time Clock | | | | | |
| dp8573a | DP8573A Real Time Clock | | | | | |
| dpatrol | Desert Patrol | 1977 | Project Support Engineering | | | |
| dpatrola | Desert Patrol (set 2) | 1977 | Project Support Engineering (Telegames license) | dpatrol | dpatrol | |
| dpb7000 | DPB-7000 | 1981 | Quantel | | | |
| dpc100 | IQ-1000 DPC-100 (MSX1, Korea) | 1984 | Daewoo | dpc200 | dpc200 | |
| dpc180 | IQ-1000 DPC-180 (MSX1, Korea) | 1984 | Daewoo | dpc200 | dpc200 | |
| dpc200 | IQ-1000 DPC-200 (MSX1, Korea) | 1984 | Daewoo | | | |
| dpc200e | DPC-200E (MSX1, French) | 1985 | Daewoo | | | |
| dpcaxp150 | DECpc AXP 150 | 1993 | DEC | | | |
| dphh8213 | Digital Pocket Hand Held System 20-in-1 - Model 8213 | 201? | <unknown> | | | |
| dphh8630 | Digital Pocket Hand Held System 230-in-1 - Model 8630 / Model 8633 | 201? | <unknown> | | | |
| dphl | Draw Poker HI-LO (M.Kramer) | 1983 | M.Kramer Manufacturing. | | | |
| dphla | Draw Poker HI-LO (Alt) | 1983 | <unknown> | | | |
| dphljp | Draw Poker HI-LO (Japanese) | 1983 | <unknown> | | | |
| dphlunka | Draw Poker HI-LO (unknown, rev 1) | 198? | SMS Manufacturing Corp. | | | |
| dphlunkb | Draw Poker HI-LO (unknown, rev 2) | 198? | SMS Manufacturing Corp. | | | |
| dplay | Double Play | 1977 | Midway | | | |
| dplay_audio | Midway Double Play Audio | | | | | |
| dpoker | Draw Poker (Bally, 03-20) | 1985 | Bally | | | |
| dps1 | DPS-1 | 1979 | Ithaca InterSystems | | | |
| dpsv55 | DPS-V55 Multi-Effect Processor | 1998 | Sony | | | |
| dquizgo | Date Quiz Go Go (Korea) | 1998 | SemiCom / AceVer | | | |
| dquizgo2 | Date Quiz Go Go Episode 2 | 2000 | SemiCom | | | |
| drac_l1 | Bram Stoker's Dracula (L-1) | 1993 | Williams | | | |
| drac_p11 | Bram Stoker's Dracula (P-11) | 1993 | Williams | drac_l1 | drac_l1 | |
| draco | Draco | 1981 | Cidelsa | | | |
| dracula | Dracula (Pinball) | 1979 | Stern | | | genpin |
| dragchrn | Dragon Chronicles (DC001 Ver. A) | 2002 | Namco | sys246 | | |
| dragfist | Dragonfist | 1982 | Stern | | | genpin |
| dragnblz | Dragon Blaze | 2000 | Psikyo | | | |
| dragnfly | Dragonfly (Konami Endeavour, Russia) | 200? | Konami | konendev | | |
| dragngun | Dragon Gun (US) | 1993 | Data East Corporation | | | |
| dragngunj | Dragon Gun (Japan) | 1993 | Data East Corporation | dragngun | dragngun | |
| dragntr | Dragon Treasure (Rev B) (GDS-0030B) | 2003 | Sega | naomigd | | |
| dragntr2 | Dragon Treasure 2 (Rev A) (GDS-0037A) | 2004 | Sega | naomigd | | |
| dragntr3 | Dragon Treasure 3 (Rev A) (GDS-0041A) | 2005 | Sega | naomigd | | |
| dragntra | Dragon Treasure (Rev A) (GDS-0030A) | 2003 | Sega | dragntr | dragntr | |
| dragon | Dragon | 1978 | Gottlieb | gts1 | | genpin |
| dragon_amtor | Dragon Amtor Cartridge | | | | | |
| dragon_claw | The Dragon's Claw | | | | | |
| dragon_fdc | Dragon FDC | | | | | |
| dragon_jcbsnd | Dragon Sound Extension Module | | | | | |
| dragon_jcbspch | Dragon Speech Synthesis Module | | | | | |
| dragon_midi | Dragon MIDI PAK | | | | | |
| dragon_msx2 | 6x09 SuperSprite FM+ | | | | | |
| dragon_multipack | Dragon Multi-Pak Interface | | | | | |
| dragon_serial | Dragon Peaksoft Prestel Module | | | | | |
| dragon_sprites | Dragon Sprites | | | | | |
| dragon200 | Dragon 200 | 1985 | Eurohard S.A. | dragon32 | dragon32 | |
| dragon200e | Dragon 200-E | 1985 | Eurohard S.A. | dragon32 | dragon32 | |
| dragon32 | Dragon 32 | 1982 | Dragon Data Ltd | | | |
| dragon64 | Dragon 64 | 1983 | Dragon Data Ltd | dragon32 | dragon32 | |
| dragon64h | Dragon 64 (HD6309E CPU) | 19?? | Dragon Data Ltd | dragon32 | dragon32 | |
| dragonsh | Dragon's Heaven (development board) | 1997 | Face | neogeo | | |
| dragoona | Dragoon Might (ver AAB) | 1995 | Konami | konamigx | | |
| dragoonj | Dragoon Might (ver JAA) | 1995 | Konami | dragoona | dragoona | |
| dragrace | Drag Race | 1977 | Atari (Kee Games) | | | |
| dragsphr | Dragon Sphere | 199? | Konami | | | |
| drail | Dream Rail | 1995 | NTC / NMK | | | |
| draillov | Dream Rail Lovely | 1998 | NTC / NMK | | | |
| drakor | Drakor | 1980 | Taito do Brasil | | | genpin |
| drakton | Drakton (DK conversion) | 1984 | Epos Corporation | | | |
| draw88pkr | Draw 88 Poker (V2.0) | 1988 | BTE, Inc. | | | |
| drbyocwa | Derby Owners Club World Edition (Rev A) | 2001 | Sega | derbyocw | derbyocw | |
| drbyocwb | Derby Owners Club World Edition (Rev B) | 2001 | Sega | derbyocw | derbyocw | |
| drbyocwc | Derby Owners Club World Edition (Rev C) | 2001 | Sega | derbyocw | derbyocw | |
| drbyocwt | Derby Owners Club World Edition (Rev T) | 2001 | Sega | derbyocw | derbyocw | |
| drdmania | Dardomania (v2.1) | 1994 | Sleic | | | |
| drdunk | Dr. Dunk | 1979 | Kmart Corporation | | | |
| dreambal | Dream Ball (Japan V2.4) | 1993 | NDK / Data East | | | |
| dreamlif | Dream Life (Version 1.0, Feb 07 2005) | 2005 | Hasbro | | | |
| dreamlss | Dream Life Superstar (Version 0.3, Mar 16 2007) | 2007 | Hasbro / Tiger Electronics | | | |
| dreamwld | Dream World | 2000 | SemiCom | | | |
| dreamwv | Dream Weaver (0200586V, NSW/ACT) | 1997 | Aristocrat | aristmk5 | | |
| dremshpr | Dream Shopper | 1982 | Sanritsu | | | |
| drgdance | Dragon Dance (V1.02J) | 2008 | Success | | | |
| drgnbowl | Dragon Bowl (set 1, encrypted program) | 1992 | Nics | | | |
| drgnbowla | Dragon Bowl (set 2, unencrypted program) | 1992 | Nics | drgnbowl | drgnbowl | |
| drgnbstr | Dragon Buster | 1984 | Namco | | | |
| drgneye | Dragon's Eye (0100521V, NSW/ACT) | 1997 | Aristocrat | aristmk5 | | |
| drgninja | Dragonninja (Japan, revision 1) | 1988 | Data East Corporation | baddudes | baddudes | |
| drgninjab | Dragonninja (bootleg) | 1988 | bootleg | baddudes | baddudes | |
| drgninjab2 | Dragonninja (bootleg with 68705) | 1988 | bootleg | baddudes | baddudes | |
| drgninjam | Dragon Ninja (Modular System) | 199? | bootleg (Gaelco / Ervisa) | baddudes | baddudes | |
| drgnlord | Dragon Lord (10173511, NSW/ACT) | 2004 | Aristocrat | aristmk6 | | |
| drgnmgic | Dragon Magic (2J015711, NSW/ACT) | 2006 | Aristocrat | aristmk6 | | |
| drgnmst | Dragon Master (set 1) | 1994 | Unico | | | |
| drgnmst2 | Dragon Master (set 2) | 1994 | Unico | drgnmst | drgnmst | |
| drgnunit | Dragon Unit / Castle of Dragon | 1989 | Athena / Seta | | | |
| drgnwrld | Dragon World (World, V040O) | 1997 | IGS | | | |
| drgnwrldv10c | Zhongguo Long (China, V010C) | 1995 | IGS | drgnwrld | drgnwrld | |
| drgnwrldv11h | Dung Fong Zi Zyu (Hong Kong, V011H, set 1) | 1995 | IGS | drgnwrld | drgnwrld | |
| drgnwrldv11ha | Dung Fong Zi Zyu (Hong Kong, V011H, set 2) | 1995 | IGS | drgnwrld | drgnwrld | |
| drgnwrldv20j | Chuugokuryuu (Japan, V020J) | 1995 | IGS / Alta | drgnwrld | drgnwrld | |
| drgnwrldv21 | Dragon World (World, V021O) | 1995 | IGS | drgnwrld | drgnwrld | |
| drgnwrldv21j | Chuugokuryuu (Japan, V021J) | 1995 | IGS / Alta | drgnwrld | drgnwrld | |
| drgnwrldv30 | Dragon World (World, V030O) | 1995 | IGS | drgnwrld | drgnwrld | |
| drgnwrldv40k | Dragon World (Korea, V040K) | 1995 | IGS | drgnwrld | drgnwrld | |
| drgpunch | Dragon Punch (Japan) | 1989 | Dynax | | | |
| drgqst | Kenshin Dragon Quest: Yomigaerishi Densetsu no Ken (Japan) | 2003 | Square Enix / SSD Company LTD | | | |
| drgw2 | Dragon World II (ver. 110X, Export) | 1997 | IGS | pgm | | |
| drgw2100c | Zhongguo Long II (ver. 100C, China) | 1997 | IGS | drgw2 | drgw2 | |
| drgw2100hk | Dungfong Zi Zyu II (ver. 100H, Hong Kong) | 1997 | IGS | drgw2 | drgw2 | |
| drgw2100j | Chuugokuryuu II (ver. 100J, Japan) | 1997 | IGS (Alta license) | drgw2 | drgw2 | |
| drgw2100x | Dragon World II (ver. 100X, Export) | 1997 | IGS | drgw2 | drgw2 | |
| drgw2101c | Zhongguo Long II (ver. 101C, China) | 1997 | IGS | drgw2 | drgw2 | |
| drgw3 | Dragon World 3 / Zhongguo Long 3 / Dungfong Zi Zyu 3 / Chuugokuryuu 3 Special (ver. 106) | 1998 | IGS | pgm | | |
| drgw3100 | Chuugokuryuu 3 Special (Japan, ver. 100) | 1998 | IGS | drgw3 | drgw3 | |
| drgw3103 | Chuugokuryuu 3 Special (Japan, ver. 103) | 1998 | IGS | drgw3 | drgw3 | |
| drgw3105 | Dragon World 3 / Zhongguo Long 3 / Dungfong Zi Zyu 3 / Chuugokuryuu 3 Special (ver. 105) | 1998 | IGS | drgw3 | drgw3 | |
| drhl | Drews Revenge (v.2.89, set 1) | 1986 | Drews Inc. | | | |
| drhla | Drews Revenge (v.2.89, set 2) | 1986 | Drews Inc. | drhl | drhl | |
| dribling | Dribbling (set 1) | 1983 | Model Racing | | | |
| driblinga | Dribbling (set 2) | 1983 | Model Racing | dribling | dribling | |
| driblingam | Dribbling (Automave) | 1983 | Model Racing (Automave license) | dribling | dribling | |
| driblingo | Dribbling (Olympia) | 1983 | Model Racing (Olympia license) | dribling | dribling | |
| driblingvm | Dribbling (Videomac bootleg, Brazil) | 1983 | bootleg (Videomac) | dribling | dribling | |
| drifto94 | Drift Out '94 - The Hard Order (Japan) | 1994 | Visco | | | |
| driftout | Drift Out (Europe) | 1991 | Visco | | | |
| driftoutct | Drift Out (Europe, Cameltry conversion) | 1991 | Visco | driftout | driftout | |
| driftoutj | Drift Out (Japan) | 1991 | Visco | driftout | driftout | |
| drivedge | Driver's Edge (v1.6) | 1994 | Strata / Incredible Technologies | | | |
| driveout | Drive Out (bootleg) | 1991 | bootleg | driftout | driftout | |
| driveyes | Driver's Eyes (Japan) (1992/01/10, Main Ver 2.1, Sub Ver 1.1) | 1992 | Namco | | | |
| drivfrcb | Driving Force (Galaxian conversion bootleg) | 1985 | bootleg (Elsys Software) | drivfrcp | drivfrcp | |
| drivfrcg | Driving Force (Galaxian conversion) | 1984 | Shinkai Inc. (Magic Electronics USA license) | drivfrcp | drivfrcp | |
| drivfrcp | Driving Force (Pac-Man conversion) | 1984 | Shinkai Inc. (Magic Electronics Inc. license) | | | |
| drivfrcsg | Driving Force (Galaxian conversion, Seatongrove UK, E-0010) | 1985 | Shinkai Inc. (Seatongrove UK, Ltd. license) | drivfrcp | drivfrcp | |
| drivfrcsga | Driving Force (Galaxian conversion, Seatongrove UK, E-0237) | 1985 | Shinkai Inc. (Seatongrove UK, Ltd. license) | drivfrcp | drivfrcp | |
| drivfrct | Top Racer (bootleg of Driving Force) | 1984 | bootleg (EMT Germany) | drivfrcp | drivfrcp | |
| drkseal | Dark Seal (8-liner) | 1999 | bootleg (Vegas) | | | |
| drktnjr | Drakton (DKJr conversion) | 1984 | Epos Corporation | drakton | drakton | |
| drmario | Vs. Dr. Mario | 1990 | Nintendo | | | |
| drmcatch | Dream Catcher (10126721, NSW/ACT) | 2003 | Aristocrat | aristmk6 | | |
| drmcatcha | Dream Catcher (10172921, ASP) | 2004 | Aristocrat | drmcatch | drmcatch | |
| drmicro | Dr. Micro | 1983 | Sanritsu | | | |
| drmmake | Dream Maker (Russia) (Atronic) | 2002 | Atronic | | | |
| drmn | DrumMania (GQ881 VER. JAD) | 1999 | Konami | pcnfrk | pcnfrk | |
| drmn10m | DrumMania 10th Mix (G*D40 VER. JAA) | 2004 | Konami | pcnfrk10m | pcnfrk10m | |
| drmn2m | DrumMania 2nd Mix (GE912 VER. JAB) | 1999 | Konami | pcnfrk2m | pcnfrk2m | |
| drmn2mpu | DrumMania 2nd Mix Session Power Up Kit (GE912 VER. JAB) | 1999 | Konami | pcnfrk2m | pcnfrk2m | |
| drmn3m | DrumMania 3rd Mix (G*A23 VER. JAA) | 2000 | Konami | pcnfrk3m | pcnfrk3m | |
| drmn4m | DrumMania 4th Mix (G*A25 VER. JAA) | 2001 | Konami | pcnfrk4m | pcnfrk4m | |
| drmn5m | DrumMania 5th Mix (G*B05 VER. JAA) | 2001 | Konami | pcnfrk5m | pcnfrk5m | |
| drmn6m | DrumMania 6th Mix (G*B16 VER. JAA) | 2001 | Konami | pcnfrk6m | pcnfrk6m | |
| drmn7m | DrumMania 7th Mix power-up ver. (G*C07 VER. JBA) | 2002 | Konami | pcnfrk7m | pcnfrk7m | |
| drmn7ma | DrumMania 7th Mix (G*C07 VER. JAA) | 2002 | Konami | pcnfrk7m | pcnfrk7m | |
| drmn8m | DrumMania 8th Mix (G*C38 VER. JAA) | 2003 | Konami | pcnfrk8m | pcnfrk8m | |
| drmn9m | DrumMania 9th Mix (G*D09 VER. JAB) | 2003 | Konami | pcnfrk9m | pcnfrk9m | |
| drmn9ma | DrumMania 9th Mix (G*D09 VER. JAA) | 2003 | Konami | pcnfrk9m | pcnfrk9m | |
| drmna | DrumMania (GQ881 VER. JAD ALT CD) | 1999 | Konami | pcnfrk | pcnfrk | |
| drmnu | DrumMania (GQ881 VER. UAB) | 1999 | Konami | pcnfrk | pcnfrk | |
| drmnv2a | DrumMania V2 (F02:A:A:A:2006011201) | 2006 | Konami | kpython2 | | |
| drmnv2aa | DrumMania V2 (F02:A:A:A:2005112800) | 2005 | Konami | drmnv2a | drmnv2a | |
| drmnv2ab | DrumMania V2 (F02:A:A:A:2005101600) | 2005 | Konami | drmnv2a | drmnv2a | |
| drmnv2j | DrumMania V2 (F02:J:A:A:2006011201) | 2006 | Konami | kpython2 | | |
| drmnv2ja | DrumMania V2 (F02:J:A:A:2005112800) | 2005 | Konami | drmnv2j | drmnv2j | |
| drmnv2jb | DrumMania V2 (F02:J:A:A:2005101600) | 2005 | Konami | drmnv2j | drmnv2j | |
| drmnv3a | DrumMania V3 (F32:A:A:A:2006101800) | 2006 | Konami | kpython2 | | |
| drmnv3aa | DrumMania V3 (F32:A:A:A:2006072600) | 2006 | Konami | drmnv3a | drmnv3a | |
| drmnv3j | DrumMania V3 (F32:J:A:A:2006101800) | 2006 | Konami | kpython2 | | |
| drmnv3ja | DrumMania V3 (F32:J:A:A:2006072600) | 2006 | Konami | drmnv3j | drmnv3j | |
| drmnva | DrumMania V (E02:A:A:A:2005050200) | 2005 | Konami | kpython2 | | |
| drmnvj | DrumMania V (E02:J:A:A:2005050200) | 2005 | Konami | kpython2 | | |
| drmred | Dream of the Red Chamber (10273811, NSW/ACT) | 2008 | Aristocrat | aristmk6 | | |
| drpcjr | Doctor PC Jr | 1996 | Bung | | | |
| drtomy | Dr. Tomy | 1993 | Playmark | | | |
| drtoppel | Dr. Toppel's Adventure (World) | 1987 | Kaneko / Taito Corporation Japan | | | |
| drtoppelj | Dr. Toppel's Tankentai (Japan) | 1987 | Kaneko / Taito Corporation | drtoppel | drtoppel | |
| drtoppelu | Dr. Toppel's Adventure (US) | 1987 | Kaneko / Taito America Corporation | drtoppel | drtoppel | |
| drumsta | Drum Station | 1995 | Novation | | | |
| drumsups | Drum Super Star | 2007 | Senario | | | |
| drw80pk2 | Draw 80 Poker - Minn | 1983 | IGT - International Game Technology | | | |
| drw80pkr | Draw 80 Poker | 1982 | IGT - International Game Technology | | | |
| drwrt100 | DreamWriter T100 | 199? | NTS | wales210 | wales210 | |
| drwrt200 | DreamWriter T200 | 199? | NTS | wales210 | wales210 | |
| drwrt400 | DreamWriter T400 | 1996 | NTS | wales210 | wales210 | |
| drwrt450 | DreamWriter 450 | 199? | NTS | wales210 | wales210 | |
| ds1001 | Yamaha DS1001 / Konami 053982 | | | | | |
| ds1202 | Dallas DS1202 Serial Timekeeping Chip | | | | | |
| ds1204 | DS1204 Electronic Key | | | | | |
| ds1205 | DS1205 | | | | | |
| ds1207 | DS1207 Time Key | | | | | |
| ds1286 | DS1286 Watchdog Timekeeper | | | | | |
| ds1287 | DS1287 RTC | | | | | |
| ds12885 | DS12885 RTC/NVRAM | | | | | |
| ds12885ext | DS12885 RTC/NVRAM size 256 bytes | | | | | |
| ds1302 | Dallas DS1302 Trickle-Charge Timekeeping Chip | | | | | |
| ds1315 | Dallas DS1315 Phantom Time Chip | | | | | |
| ds1386_32k | DS1386-32K RAMified Watchdog Timekeeper | | | | | |
| ds1386_8k | DS1386-8K RAMified Watchdog Timekeeper | | | | | |
| ds1397 | DS1397 RAMified RTC | | | | | |
| ds1643 | DS1643 Nonvolatile Timekeeping RAM | | | | | |
| ds1685 | DS1685 RTC | | | | | |
| ds1687 | DS1687 RTC | | | | | |
| ds17285 | DS17285 RTC | | | | | |
| ds17287 | DS17287 RTC | | | | | |
| ds17485 | DS17485 RTC | | | | | |
| ds17487 | DS17487 RTC | | | | | |
| ds17885 | DS17885 RTC | | | | | |
| ds17887 | DS17887 RTC | | | | | |
| ds1971 | Dallas DS1971 EEPROM iButton | | | | | |
| ds1994 | DS1994 iButton 4Kb Memory Plus Time | | | | | |
| ds2 | DataSlim 2 | 2000 | Citizen | rex6000 | rex6000 | |
| ds2100 | DECstation 2100 | 1989 | Digital Equipment Corporation | | | |
| ds2401 | DS2401 Silicon Serial Number | | | | | |
| ds2404 | DS2404 EconoRAM Time Chip | | | | | |