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USB2641I Datasheet(PDF) 4 Page - SMSC Corporation |
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USB2641I Datasheet(HTML) 4 Page - SMSC Corporation |
4 / 8 page Industrial Temperature USB 2.0 Flash Media Controller and Hub Combo Revision 2.1 (06-29-09) 4 SMSC USB2640i/USB2641i PRODUCT PREVIEW Device Features Hardware Features Single chip flash media controller The SMSC USB2640i/USB2641i supports the industrial temperature range of -40°C to 85°C Transaction translator (TT) in the hub supports operation of FS and LS peripherals Full power management with individual or ganged power control of each downstream port Optional support for external firmware access via SPI interface - 30 MHz or 60 MHz operation support - Single bit or dual bit mode support - Mode 0 or mode 3 SPI support Compliant with the following flash media card specifications: Secure Digital 2.0 / MultiMediaCard 4.2 - SD 2.0, HS-SD, HC-SD - TransFlash™ and reduced form factor media - 1/4/8 bit MMC 4.2 SDIO and MMC streaming mode support Memory Stick 1.43 Memory Stick Pro Format 1.02 Memory Stick Pro-HG Duo Format 1.01 - Memory Stick, MS Duo, HS-MS, MS Pro-HG, MS Pro Memory Stick Duo 1.10 xD-Picture Card 1.2 (USB2640i only) On board 24 MHz crystal driver circuit Optional external 24 MHz clock input - Must be used with an external resistor divider to provide a 1.8 V signal Up to 9 GPIOs: Configuration and polarity for special function use such as LED indicators, button inputs, and power control to memory devices - The number of actual GPIOs depends on the implementation configuration used - One GPIO available with up to 200 mA drive and protected “fold-back” short circuit current 8051 8-bit microprocessor - 60 MHz - single cycle execution - 64 KB ROM; 9 KB RAM Internal regulator for 1.8 V core operation Optimized pinout improves signal flow, easing implementation and allowing for improved signal integrity treatment Software Features Optimized for low latency interrupt handling Hub and flash media reader/writer configuration from a single source: External I2C ROM or external SPI ROM EEPROM update via USB Please see the USB2640i/USB2641i Software Release Notes for additional software features |
Similar Part No. - USB2641I |
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Similar Description - USB2641I |
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