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TMS320DM6431 Datasheet(PDF) 36 Page - Texas Instruments |
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TMS320DM6431 Datasheet(HTML) 36 Page - Texas Instruments |
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36 / 227 page ![]() TMS320DM6431 Digital Media Processor SPRS342C – NOVEMBER 2006 – REVISED JUNE 2008 www.ti.com Table 2-12. DDR2 Memory Controller Terminal Functions (continued) SIGNAL TYPE(1) OTHER(2)(3) DESCRIPTION ZWT ZDU NAME NO. NO. DDR_D[15] V7 AB6 DDR_D[14] W6 Y6 DDR_D[13] V6 AA6 DDR_D[12] W5 AB5 DDR_D[11] V5 Y5 DDR_D[10] U5 AA5 DDR_D[9] W4 W5 DDR_D[8] V4 AB4 I/O/Z DVDDR2 DDR2 bi-directional data bus is configured as 16-bits wide. DDR_D[7] W3 W4 DDR_D[6] V3 AB3 DDR_D[5] U3 Y3 DDR_D[4] V2 AA3 DDR_D[3] U2 AA2 DDR_D[2] U1 W2 DDR_D[1] T2 Y2 DDR_D[0] T1 Y1 DDR_VREF T15 W18 I (3) Reference voltage input for the SSTL_18 I/O buffers DDR_VSSDLL T13 W15 GND (3) Ground for the DDR2 DLL DDR_VDDDLL T12 W14 S (3) Power (1.8 Volts) for the DDR2 Digital Locked Loop Impedance control for DDR2 outputs. This must be connected via a DDR_ZN T10 W12 (3) 200- Ω resistor to DV DDR2. Impedance control for DDR2 outputs. This must be connected via a DDR_ZP T11 W13 (3) 200- Ω resistor to V SS. Device Overview 36 Submit Documentation Feedback |
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