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STM32U595AI bảng dữ liệu(PDF) 301 Page - STMicroelectronics |
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STM32U595AI bảng dữ liệu(HTML) 301 Page - STMicroelectronics |
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301 / 377 page ![]() DS13633 Rev 1 301/377 STM32U59xxx Electrical characteristics 343 5.3.31 LCD-TFT controller (LTDC) characteristics Unless otherwise specified, the parameters given in the table below are derived from tests performed under the ambient temperature, fHCLK frequency and VDD supply voltage summarized in Table 32, with the following configuration: • LCD_CLK polarity: high • LCD_DE polarity: low • LCD_VSYNC and LCD_HSYNC polarity: high • Pixel formats: 24 bits • Output speed set to OSPEEDRy[1:0] = 10 • Capacitive load CL = 30 pF • Measurement points done at 0.5 × VDD level • I/O compensation cell activated • HSLV activated when VDD ≤ 2.7 V • Voltage scaling range 1 Table 114. LTDC characteristics(1) Symbol Parameter Conditions Min Max Unit fCLK LTDC clock output frequency 2.7 V ≤ VDD ≤ 3.6 V, CL = 20 pF - 116 MHz 2.7 V ≤ VDD ≤ 3.6 V 100 1.71 V ≤ VDD ≤ 3.6 V 66.5 DCLK LTDC clock output duty cycle 45 55 % tW(CLKH) tW(CLKL) Clock High time, low time tW(CLK)/2 - 0.5 tW(CLK)/2 + 0.5 ns tV(DATA) Data output valid time 2.7 V ≤ VDD ≤ 3.6 V - 2.5 1.71 V ≤ VDD ≤ 3.6 V 7.5 tH(DATA) Data output hold time 0.5 - tV(HSYNC) tV(VSYNC) tV(DE) HSYNC/VSYNC/DE output valid time - 3 tH(HSYNC) tH(VSYNC) tH(DE) HSYNC/VSYNC/DE output hold time 1.5 - 1. Evaluated by characterization. Not tested in production. |
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