Working Pull. Guaranteed to work in a compatible system
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• Part Numbers: IBM 6181682, EIA 61956
• Controller: NEC uPD765A / Intel 8272A FDC (40-pin DIP) with discrete TTL analog PLL data separator, MC4024 VCO, and 4.000000 MHz crystal oscillator
• Bus and Resources: 8-bit ISA interface, base I/O port 0x3F0-0x3F7, IRQ 6, 8-bit DMA Channel 2
• Media Support: Controls up to four 5.25" 360KB/180KB/160KB double-density MFM floppy drives at 250 kbps (two internal, two external)
• Connectors: 34-pin card-edge internal connector (P2), external 37-pin D-sub (DC-37 female) connector (J1)
• History: Standard factory floppy controller for the IBM Personal Computer 5150 and PC XT 5160, defining early PC-DOS diskette standards.
• Original MSRP: $220 USD
• Keywords: IBM 5150, IBM 5160, PC XT, 8-Bit ISA, Floppy Controller, FDC, NEC uPD765, 360KB Floppy, DC-37 External, 34-Pin Edge, MC4024, PC-DOS, Vintage IBM.