CP2112 USB to SMBus Bridge Controller The CP2112 is a highly integrated USB to SMBus bridge controller designed for reliable connectivity and flexible configuration. Built with high-quality materials, it offers durable performance in a compact, portable form factor. Configuration and customization are handled through a simple GUI-based tool, removing the need for complex firmware or driver development for standard HID class devices. Key Features High-quality materials for long-term durability Highly integrated design combining: USB 2.0 full-speed function controller USB transceiver oscillator 8 GPIO pins Compact and easy to carry GUI-based configurator for all customization and configuration options Eliminates complex firmware and driver development for standard HID class devices Suitable for a wide range of applications Technical Specifications Parameter Description USB Bus Power 4.0 V to 5.25 V Self Power 3.0 V to 3.6 V I/O Voltage 1.8 V to VDD Operating Temperature -40 °C to 85 °C Reset & Regulation On-chip power-on reset circuit; on-chip voltage regulator with 3.45 V output USB Compliance USB 2.0 specification, full-speed (12 Mbps) Suspend Support USB pending status via SUSPEND pin Programmable Memory 194-byte one-time programmable ROM for customizable product information SMBus Buffer 512-byte SMBus data buffer SMBus Addressing Configurable clock speed; 7-bit device address (CP2112 slave address) GPIO 8 GPIO configurable as input/output and open-drain or push-pull Clock Output Configurable clock output from 48 MHz to 94 kHz Software Support Windows, Mac, and Linux HID-to-SMBus library with open-access API Indicators Read/write SMBus device switching LED Application Areas Portable controllers USB dongles Data logging systems This CP2112 USB to SMBus bridge controller delivers an efficient, configurable solution for USB-based SMBus communication across multiple platforms.
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