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CM2031 Datasheet(PDF) 1 Page - California Micro Devices Corp |
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CM2031 Datasheet(HTML) 1 Page - California Micro Devices Corp |
1 / 14 page Issue X-1 CM2031 HDMI Receiver Port Protection and Interface Device Features • HDMI 1.3 compliant • Supports thin dielectric and 2-layer boards • Minimizes TMDS skew with 0.05pF matching • Long HDMI cable support with integrated I2C accelerator • Active termination and slew rate limiting for CEC • Supports direct connection to CEC microcontroller • Integrated I2C level shifting to CMOS level including low logic level voltages • Integrated 8kV ESD protection and backdrive protection on all external I/O lines • Supports active and passive control of hot plug detect signal • Multiport I2C support eliminates need for analog mux on DDC lines • Simplified layout with matched 0.5mm trace spacing • Applications • PC and consumer electronics • Digital TV, PC monitors and projectors Product Description The CM2031 HDMI Receiver Port Protection and Interface Device is specifically designed for next generation HDMI Sink interface protection. An integrated package provides all ESD, slew rate limiting on CEC line, level shifting/isolation and backdrive protection for an HDMI port in a single 38 Pin TSSOP package. The CM2031 part is specifically designed to provide the designer with the most reliable path to HDMI 1.3 CTS compliance. Electrical Schematic TMDS_CK+ TMDS_GND TMDS_CK TMDS_D2+ TMDS_GND TMDS_D2 TMDS_D1+ TMDS_GND TMDS_D1 TMDS_D0+ TMDS_GND TMDS_D0 CE_REMOTE_OUT CE_REMOTE_IN DDC_CLK_OUT DDC_CLK_IN CE_SUPPLY LV_SUPPLY 5V_SUPPLY ACTIVE SLEW RATE LIMITING 5V_SUPPLY DDC_DAT_OUT DDC_DAT_IN LV_SUPPLY 5V_SUPPLY DYNAMIC PULLUP DYNAMIC PULLUP CMOS/I2C LEVEL SHIFT CMOS/I2C LEVEL SHIFT CE_SUPPLY 5V_SUPPLY 1k Ω HOTPLUG_DET_IN HOTPLUG_DET_OUT © 2007 California Micro Devices Corp. All rights reserved. 07/10/07 490 N. McCarthy Blvd., Milpitas, CA 95035-5112 ● Tel: 408.263.3214 ● Fax: 408.263.7846 ● www.cmd.com 1 |
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