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TMS320C6472ECTZ Datasheet(PDF) 263 Page - Texas Instruments |
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TMS320C6472ECTZ Datasheet(HTML) 263 Page - Texas Instruments |
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263 / 269 page ![]() 2 1 3 4 TCLK TDO TDI/TMS 3 TCLK EMUn 1 2 4 TMS320C6472 www.ti.com SPRS612G – JUNE 2009 – REVISED JULY 2011 7.20.3.3 JTAG Electrical Data/Timing Table 7-155. Timing Requirements for JTAG (see Figure 7-68) 500/625/700 NO. UNIT MIN MAX 1 tc(TCLK) Cycle time, TCLK 23.255 (1) ns 3 tsu(TDIV-TCLKH) Setup time, TDI/TMS/TRST valid before TCLK high 3 ns 4 th(TCLKH-TDIV) Hold time, TDI/TMS/TRST valid after TCLK high 6(2) ns (1) Fully-synchronous design removes maximum clock period limitations. (2) Hold time measured from rising edge. Table 7-156. Switching Characteristics Over Recommended Operating Conditions for JTAG (see Figure 7-68) 500/625/700 NO. UNIT MIN MAX 2 td(TCLKL-TDOV) Delay time, TCLK low to TDO valid 0 12 ns Figure 7-68. JTAG Timing Table 7-157. Timing Requirements for HS-RTDX (see Figure 7-69) 500/625/700 NO. UNIT MIN MAX 1 tc(TCLK) Cycle time, TCLK 10 20 ns 2 tsu(TCLKH-EMUn) Setup time, EMUn input valid before TCLK high 1.5 ns 3 th(TCLKH-EMUn) Hold time, EMUn input valid after TCLK high 3.0 ns 4 td(TCLKH-EMUn) Delay time, TCLK high to EMUn output valid 3.0 tc(TCLK) - 3.5 ns Figure 7-69. HS-RTDX Timing Copyright © 2009–2011, Texas Instruments Incorporated C64x+ Peripheral Information and Electrical Specifications 263 Submit Documentation Feedback Product Folder Link(s) :TMS320C6472 |
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