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SPC563M64L7 Datasheet(PDF) 115 Page - STMicroelectronics |
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SPC563M64L7 Datasheet(HTML) 115 Page - STMicroelectronics |
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115 / 128 page ![]() DocID14642 Rev 12 115/128 SPC563M64x, SPC563M60x Electrical characteristics 127 4.16.6 eQADC SSI timing Figure 26. eQADC SSI timing Table 42. eQADC SSI timing characteristics (pads at 3.3 V or at 5.0 V)(1) CLOAD = 25pF on all outputs. Pad drive strength set to maximum. # Symbol C Rating Min Typ Max Unit 1fFCK CC D FCK Frequency (2), (3) 1/17 fSYS_CLK 1 2 f SYS_CLK Hertz 1tFCK CC D FCK Period (tFCK = 1/ fFCK) 2 tSYS_CLK 17tSYS_CLK seconds 2tFCKHT CC D Clock (FCK) High Time tSYS_CLK 6.5 9* tSYS_CLK 6.5 ns 3tFCKLT CC D Clock (FCK) Low Time tSYS_CLK 6.5 8* tSYS_CLK 6.5 ns 4tSDS_LL CC D SDS Lead/Lag Time –7.5 +7.5 ns 5tSDO_LL CC D SDO Lead/Lag Time –7.5 +7.5 ns 6tDVFE CC D Data Valid from FCK Falling Edge (tFCKLT+tSDO_LL) 1ns 7tEQ_SU CC D eQADC Data Setup Time (Inputs) 22 ns 8tEQ_HO CC D eQADC Data Hold Time (Inputs) 1 ns 1. SS timing specified at fSYS = 80 MHz, VDD = 1.14 V to 1.32 V, VDDEH = 4.5 V to 5.25 V, TA = TL to TH, and CL = 50 pF with SRC = 0b00. 2. Maximum operating frequency is highly dependent on track delays, master pad delays, and slave pad delays. 3. FCK duty is not 50% when it is generated through the division of the system clock by an odd number. 1st (MSB) 2nd 25th 26th 1st (MSB) 2nd 25th 26th 8 7 5 6 5 4 4 3 1 3 2 1 2 FCK SDS SDO External Device Data Sample at SDI eQADC Data Sample at FCK Falling Edge FCK Rising Edge |
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