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STM32H753II датащи(PDF) 185 Page - STMicroelectronics |
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STM32H753II датащи(HTML) 185 Page - STMicroelectronics |
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185 / 361 page ![]() DS12117 Rev 8 185/360 STM32H753xI Electrical characteristics (rev Y) 318 6.3.29 Camera interface (DCMI) timing specifications Unless otherwise specified, the parameters given in Table 100 for DCMI are derived from tests performed under the ambient temperature, frcc_c_ck frequency and VDD supply voltage summarized in Table 23: General operating conditions, with the following configuration: • DCMI_PIXCLK polarity: falling • DCMI_VSYNC and DCMI_HSYNC polarity: high • Data formats: 14 bits • Capacitive load C=30 pF • Measurement points are done at CMOS levels: 0.5VDD Figure 45. DCMI timing diagram Table 100. DCMI characteristics(1) 1. Guaranteed by characterization results. Symbol Parameter Min Max Unit - Frequency ratio DCMI_PIXCLK/frcc_c_ck -0.4 - DCMI_PIXCLK Pixel clock input - 80 MHz DPixel Pixel clock input duty cycle 30 70 % tsu(DATA) Data input setup time 1 - ns th(DATA) Data input hold time 1 - tsu(HSYNC) tsu(VSYNC) DCMI_HSYNC/DCMI_VSYNC input setup time 1.5 - th(HSYNC) th(VSYNC) DCMI_HSYNC/DCMI_VSYNC input hold time 1 - MS32414V2 DCMI_PIXCLK tsu(VSYNC) tsu(HSYNC) DCMI_HSYNC DCMI_VSYNC DATA[0:13] 1/DCMI_PIXCLK th(HSYNC) th(HSYNC) tsu(DATA) th(DATA) |
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