1-Bit / 4 Bit SD/SDIO and MMC Dual-Host MultiplexerGeneral DescriptionThe FSSD07 is a 2:1 multiplexer that allows dual Secure Digital (SD), Secure Digital I/O (SDIO), and Multimedia Card (MMC) host controllers to share a common peripheral. The host controllers can be equal to, greater than, or less than peripheral card supply with minimal power consumption. This configuration enables dual host CMD, CLK, and D[3:0] signals to be multiplexed to a common peripheral. Product Status/Pricing/Packing
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Features
■ ftoggle: 75MHz ■ Low On Capacitance: 6pF Typical ■ Low Power Consumption: 2µA Maximum ■ Supports Secure Digital (SD), Secure Digital I/O (SDIO), and Multimedia Card (MMC) Specifications ■ Supports 1-Bit / 4-Bit Host Controllers (VDDH1/H2=1.65V to 3.6V) Communicating with High-Voltage (2.7-3.6V) and Dual-Voltage Cards (1.65-1.95V, 2.7-3.6V) ■ VDDC=1.65 to 3.6V, VDDH1/H2=1.65 to 3.6V ■ 24-Lead MLP and UMLP Packages Applications
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