Apple Macintosh shared interfaces
Adapters and replacement parts defined by a shared Macintosh connector or hardware interface rather than one exact model.
Choose a computer, compatible system, platform, or interface
| Computer, compatible system, platform, or interface | Introduced | Known as | Products |
|---|---|---|---|
| Macintosh 1/2-AA battery sockets Battery adapters for vintage Macintosh logic boards that use a 1/2-AA battery socket. | - | half-AA battery, PRAM battery | 1 |
| Macintosh 30-pin FPM RAM SIMMs Memory modules for Macintosh systems using 30-pin fast-page-mode DRAM SIMMs. Capacity, refresh protocol, parity, bank population, ROM addressing, and physical clearance still vary by model. | - | 30-pin Macintosh RAM, 30-pin FPM SIMM, Macintosh 30-pin SIMM | 2 |
| Macintosh 68-pin VRAM SIMMs Video-memory modules shared by 68K Macintosh models with one or more 68-pin VRAM SIMM sockets. | - | 68-pin VRAM SIMM, Macintosh VRAM SIMM | 4 |
| Macintosh AAUI Ethernet Ethernet transceivers and adapters for Macintosh computers with Apple's compact AAUI network connector. | - | Apple Attachment Unit Interface, AAUI port, Macintosh AAUI | 1 |
| Macintosh ADB Input adapters and peripherals for Macintosh systems with a standard Apple Desktop Bus port. | - | Apple Desktop Bus, ADB Macintosh | 4 |
| Macintosh Apple IIe Card Apple's Macintosh LC-family compatibility card and its external floppy-and-joystick Y-cable interface. | - | Apple //e Card, Apple IIe Card for Macintosh LC | 1 |
| Macintosh Comm Slot II Networking and communication cards for Macintosh systems with Apple's PCI-derived Comm Slot II interface. | - | CS II, Communication Slot II | 1 |
| Macintosh DB-15 video Video adapters for Macintosh systems with Apple's two-row DB-15 monitor connector. | - | Macintosh video port, two-row DB-15 video | 2 |
| Macintosh external DB-25 SCSI Storage devices and physical adapters for Macintosh computers with an external DB-25 SCSI connector. | - | external SCSI, Macintosh DB-25 SCSI | 7 |
| Macintosh HDI-45 video Video adapters for first-generation Power Macintosh systems and related models with Apple's HDI-45 monitor connector. | - | HDI-45 monitor port, Power Macintosh x100 video | 1 |
| Macintosh internal 50-pin SCSI Internal storage devices and accessories using the common 50-pin Macintosh SCSI connection. | - | internal Macintosh SCSI, 50-pin SCSI | 6 |
| Macintosh modem and printer serial ports Serial peripherals and adapters for Macintosh computers with the original modem, printer, AppleTalk, or GeoPort-style serial interfaces. | - | Macintosh RS-422, Macintosh modem port, Macintosh printer port, Mini-DIN-8 serial, DE-9 serial | 1 |
| MP-F51W and MP-F75W floppy mechanisms Replacement parts for Macintosh floppy mechanisms identified by drive and motor type rather than computer model. | - | Macintosh floppy eject mechanisms, Omron floppy motor | 1 |