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STM32F103RG 数据表(PDF) 65 Page - STMicroelectronics |
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STM32F103RG 数据表(HTML) 65 Page - STMicroelectronics |
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65 / 120 page ![]() STM32F103xF, STM32F103xG Electrical characteristics Doc ID 16554 Rev 3 65/120 Figure 24. Asynchronous multiplexed PSRAM/NOR read waveforms Table 34. Asynchronous multiplexed PSRAM/NOR read timings(1) 1. CL = 15 pF. Symbol Parameter Min Max Unit tw(NE) FSMC_NE low time 7tHCLK + 0.5 7tHCLK + 2 ns tv(NOE_NE) FSMC_NEx low to FSMC_NOE low 3tHCLK + 0.5 3tHCLK + 1.5 ns tw(NOE) FSMC_NOE low time 4tHCLK – 1 4tHCLK + 1 ns th(NE_NOE) FSMC_NOE high to FSMC_NE high hold time 0.5 - ns tv(A_NE) FSMC_NEx low to FSMC_A valid - 0 ns tv(NADV_NE) FSMC_NEx low to FSMC_NADV low 0 1 ns tw(NADV) FSMC_NADV low time tHCLK + 0.5 tHCLK + 2 ns th(AD_NADV) FSMC_AD (address) valid hold time after FSMC_NADV high tHCLK - ns th(A_NOE) Address hold time after FSMC_NOE high tHCLK -2 - ns th(BL_NOE) FSMC_BL hold time after FSMC_NOE high 0.5 - ns tv(BL_NE) FSMC_NEx low to FSMC_BL valid - 0 ns tsu(Data_NE) Data to FSMC_NEx high setup time 4tHCLK - 0.5 - ns tsu(Data_NOE) Data to FSMC_NOE high setup time 4tHCLK - 1 - ns th(Data_NE) Data hold time after FSMC_NEx high 0 - ns th(Data_NOE) Data hold time after FSMC_NOE high 0 - ns NBL Data FSMC_NBL[1:0] FSMC_AD[15:0] tv(BL_NE) th(Data_NE) Address FSMC_A[25:16] tv(A_NE) FSMC_NWE t v(A_NE) ai14892b Address FSMC_NADV t v(NADV_NE) tw(NADV) tsu(Data_NE) th(AD_NADV) FSMC_NE FSMC_NOE tw(NE) t w(NOE) tv(NOE_NE) t h(NE_NOE) th(A_NOE) th(BL_NOE) tsu(Data_NOE) th(Data_NOE) |
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