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STM32G47PBY6TR Datasheet(PDF) 187 Page - STMicroelectronics |
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STM32G47PBY6TR Datasheet(HTML) 187 Page - STMicroelectronics |
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187 / 229 page ![]() DS12712 Rev 3 187/229 STM32G473xB STM32G473xC STM32G473xE Electrical characteristics 194 Figure 46. Synchronous non-multiplexed NOR/PSRAM read timings Table 99. Synchronous non-multiplexed NOR/PSRAM read timings(1)(2)(3) Symbol Parameter Min Max Unit tw(CLK) FMC_CLK period R*THCLK - 0.5 - ns td(CLKL-NExL) FMC_CLK low to FMC_NEx low (x=0..2) - 1.5 td(CLKH-NExH) FMC_CLK high to FMC_NEx high (x= 0…2) R*THCLK/2 + 1 - td(CLKL-NADVL) FMC_CLK low to FMC_NADV low - 2.5 td(CLKL-NADVH) FMC_CLK low to FMC_NADV high 3.5 - td(CLKL-AV) FMC_CLK low to FMC_Ax valid (x=16…25) - 4 td(CLKH-AIV) FMC_CLK high to FMC_Ax invalid (x=16…25) R*THCLK/2+- 1 - td(CLKL-NOEL) FMC_CLK low to FMC_NOE low - 2 td(CLKH-NOEH) FMC_CLK high to FMC_NOE high R*THCLK/2 + 1 - tsu(DV-CLKH) FMC_D[15:0] valid data before FMC_CLK high 2 - th(CLKH-DV) FMC_D[15:0] valid data after FMC_CLK high 4 - tsu(NWAIT-CLKH) FMC_NWAIT valid before FMC_CLK high 1.5 - ns th(CLKH-NWAIT) FMC_NWAIT valid after FMC_CLK high 4 - FMC_CLK FMC_NEx FMC_A[25:0] FMC_NOE FMC_D[15:0] D1 D2 FMC_NWAIT (WAITCFG = 1b, WAITPOL + 0b) FMC_NWAIT (WAITCFG = 0b, WAITPOL + 0b) tw(CLK) tw(CLK) Data latency = 0 td(CLKL-NExL) td(CLKH-NExH) td(CLKL-AV) td(CLKH-AIV) td(CLKL-NOEL) td(CLKH-NOEH) tsu(DV-CLKH) th(CLKH-DV) tsu(DV-CLKH) th(CLKH-DV) tsu(NWAITV-CLKH) th(CLKH-NWAITV) tsu(NWAITV-CLKH) t h(CLKH-NWAITV) tsu(NWAITV-CLKH) th(CLKH-NWAITV) MS32759V1 FMC_NADV td(CLKL-NADVL) td(CLKL-NADVH) |
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