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Microchip Technology SCH3114INU Super I/O Controller

The SCH3114 is a high-performance, PC99/PC2001 compliant Super I/O controller operating at 3.3V, featuring LPC interface, multiple serial ports, hardware monitoring, and security enhancements. It includes four serial ports, a 128-pin VTQFP package, and bidirectional parallel port support with IEEE 1284 enhancement. The device offers temperature, voltage, and fan speed monitoring, programmable fan control, watchdog timer, system reset, and power management features, making it ideal for advanced motherboard designs requiring robust system control and security.

Authorized Distributors
Source:Newark
Part No:SCH3114I-NU
Stock:89
Inv Date:06-12-2026
Price: Unit price: $18.23
Buy/RFQ:
Source:DigiKey
Part No:SCH3114I-NU
Stock:779
Inv Date:06-12-2026
Price: Unit price: $17.7
Buy/RFQ:
Part No:SCH3114I-NU
Stock:38
Inv Date:06-13-2026
Price: Unit price: $17.7
Buy/RFQ:
Part No:SCH3114I-NU
Stock:0
Inv Date:06-12-2026
Price: Unit price: $18.23
Buy/RFQ:
Part No:SCH3114I-NU
Stock:11
Inv Date:06-13-2026
Price: N/A
Buy/RFQ:

Microchip Technology SCH3114INU Super I/O Controller Specifications:

  • Operating Voltage: 3.3V, 5V tolerant for Super I/O block
  • Package: 128-pin VTQFP, RoHS compliant
  • Serial Ports: 4 Full Function NS16550 compatible UARTs supporting up to 1.5 Mbps
  • Parallel Port: Enhanced IEEE 1284, EPP 1.7/1.9, bidirectional
  • Hardware Monitoring: Temperature, voltage (+5V, +2.5V, +12V, Vccp), fan speed sensors
  • Supported Temperatures: Industrial -40°C to 85°C, Commercial 0°C to 70°C
  • Power Management: ACPI 1.0/2.0 compatible, programmable clock output, watchdog timer
  • GPIOs: 40 general purpose, 6 with VID, dedicated GPIOs: 16
  • Infrared Port: IrDA 1.0 compliant, multi-protocol infrared interface
  • System Control: Reset generation, power button support, system watchdog

Buy the Buy Microchip SCH3114 Part Number SCH3114INU Online

Order the Microchip SCH3114 online today to benefit from advanced hardware monitoring, multiple serial ports, secure system management, and improved power efficiency. Designed to meet the latest PC standards, it ensures reliable motherboard operation, supports temperature and voltage monitoring, and enables programmable fan control, making it perfect for modern desktop, server, and embedded applications. Secure your system with optimized features and fast delivery by purchasing online now.

Buy Microchip SCH3114 now and experience unmatched reliability, robust hardware monitoring, and advanced system control for motherboards and embedded systems.

Frequently Asked Questions

Where can I buy Microchip Technology SCH3114INU?

You can click on the BUY or RFQ button to purchase SCH3114INU from an authorized Microchip Technology distributor.

How do I troubleshoot issues or seek technical support for part SCH3114INU?

You can download the SCH3114INU datasheet or visit the Microchip Technology website for support.

Who is the manufacturer of SCH3114INU?

Microchip Technology

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