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AR0134CSSC00SUEAH-GEVB 数据表(PDF) 24 Page - ON Semiconductor |
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AR0134CSSC00SUEAH-GEVB 数据表(HTML) 24 Page - ON Semiconductor |
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24 / 41 page ![]() AR0134_DS Rev. G Pub. 6/15 EN 24 ©Semiconductor Components Industries, LLC,2015. AR0134: 1/3-Inch 1.2 Mp CMOS Digital Image Sensor Electrical Specifications I/O Timing By default, the AR0134 launches pixel data, FV and LV with the falling edge of PIXCLK. The expectation is that the user captures DOUT[11:0], FV and LV using the rising edge of PIXCLK. The launch edge of PIXCLK can be configured in register R0x3028. See Figure 15 and Table 6 for I/O timing (AC) characteristics. Figure 15: I/O Timing Diagram Table 6: I/O Timing Characteristics, Parallel Output (1.8V VDD_IO)1 Symbol Definition Condition Min Typ Max Unit fEXTCLK Input clock frequency 650 MHz tEXTCLK Input clock period 20 166 ns tR Input clock rise time PLL enabled 3ns tF Input clock fall time PLL enabled 3ns tjJITTER Input clock jitter 600 ns tcp EXTCLK to PIXCLK propagation delay Nominal voltages, PLL disabled, PIXCLK slew rate = 4 5.7 14.3 ns tRP PIXCLK rise time PCLK slew rate = 6 1.3 4.0 ns tFP PIXCLK fall time PCLK slew rate = 6 1.3 3.9 ns PIXCLK duty cycle 40 50 60 % fPIXCLK PIXCLK frequency PIXCLK slew rate = 6, Data slew rate = 7 6 74.25 MHz tPD PIXCLK to data valid PIXCLK slew rate = 6, Data slew rate = 7 -2.5 2 ns tPFH PIXCLK to FV HIGH PIXCLK slew rate = 6, Data slew rate = 7 -2.5 2 ns tPLH PIXCLK to LV HIGH PIXCLK slew rate = 6, Data slew rate = 7 -3 1.5 ns tPFL PIXCLK to FV LOW PIXCLK slew rate = 6, Data slew rate = 7 -2.5 2 ns tPLL PIXCLK to LV LOW PIXCLK slew rate = 6, Data slew rate = 7 -3 1.5 ns CIN Input pin capacitance 2.5 pf Data[11:0] LINE_VALID/ PIXCLK EXTCLK tR tEXTCLK tF FRAME_VALID leads LINE_VALID by 6 PIXCLKs. FRAME_VALID trails LINE_VALID by 6 PIXCLKs. tPLH tPFH tPFL tPLL tPD Pxl _0 Pxl _1 Pxl _2 Pxl _n 90% 10% tRP tFP 90% 10% FRAME_VALID |
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