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Microchip Technology FDC37C669MS Floppy Disk Controller

The FDC37C669 is a high-performance, PC95 compatible Super I/O Floppy Disk Controller with Infrared Support, supporting 1 Mbps and 2 Mbps data rates, vertical recording, and multiple low power modes. It integrates a CMOS 765B core with IBM PC XT/AT compatibility, advanced digital data separator, FIFO buffers, dual UARTs including infrared support, and support for EPP, ECP, and parallel port modes. Designed for motherboard applications, it offers configurable options, power management circuitry, and optimized interface to facilitate reliable floppy disk operations in portable and desktop systems.

Authorized Distributors
Source:Newark
Part No:FDC37C669-MS
Stock:52
Inv Date:06-03-2026
Price: Unit price: $10.16
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Source:DigiKey
Part No:FDC37C669-MS
Stock:47
Inv Date:06-03-2026
Price: Unit price: $9.86
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Part No:FDC37C669-MS
Stock:251
Inv Date:06-04-2026
Price: Unit price: $9.86
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Part No:FDC37C669-MS
Stock:0
Inv Date:06-03-2026
Price: Unit price: $12.7
Buy/RFQ:
Part No:FDC37C669-MS
Stock:0
Inv Date:06-03-2026
Price: Unit price: $12.7
Buy/RFQ:
Part No:FDC37C669-MS
Stock:0
Inv Date:06-03-2026
Price: Unit price: $7.61
Buy/RFQ:

Microchip Technology FDC37C669MS Floppy Disk Controller Specifications:

  • Operation Voltage: 5 V
  • Supports Data Rates: 2 Mbps, 1 Mbps, 500 Kbps, 300 Kbps, 250 Kbps
  • Supports IBM PC/XT and AT compatibility
  • Supports Vertical Recording Format
  • Supports Multiple Low Power Modes and Power Down
  • Integrated CMOS 765B Floppy Disk Core
  • Supports Two Floppy Drives Directly
  • Digital Data Separator with SMSC patented technology
  • FIFO Buffers: 16 Bytes Data FIFO
  • Serial Ports: Two NS16C550 Compatible UARTs with 16 Byte FIFOs
  • Infrared Support: IrDA, HPSIR, ASKIR
  • Parallel Port Modes: Standard, EPP, ECP, Bi-Directional
  • Configuration Registers for System Setup
  • Supports External IDE Interface (Optional)
  • Lead-Free RoHS Packages available
  • Operating Temperature: -0°C to +70°C
  • Storage Temperature: -55°C to +150°C
  • Maximum Ratings: Voltage +0.3V, Soldering Temp +325°C for 10s

Buy the Buy SMSC FDC37C669MS Part Number FDC37C669MS Online

Discover the advanced SMSC FDC37C669MS Floppy Disk Controller, supporting high data rates, infrared communication, versatile port modes, and low power design. Ideal for motherboard integration, it offers seamless compatibility with IBM PC architectures, integrated FIFO buffers, dual UARTs, and configurable options for system customization. Improve your system's reliability and flexibility today by purchasing this feature-rich, high-performance controller online, ensuring efficient disk operations with robust power management and extended peripheral support.

Buy SMSC FDC37C669MS now and experience unmatched reliability and performance in floppy disk and port support with infrared functionality.

Frequently Asked Questions

Where can I buy Microchip Technology FDC37C669MS?

You can click on the BUY or RFQ button to purchase FDC37C669MS from an authorized Microchip Technology distributor.

How do I troubleshoot issues or seek technical support for part FDC37C669MS?

You can download the FDC37C669MS datasheet or visit the Microchip Technology website for support.

Who is the manufacturer of FDC37C669MS?

Microchip Technology

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