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LM98714BCMTX bảng dữ liệu(PDF) 5 Page - Texas Instruments |
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LM98714BCMTX bảng dữ liệu(HTML) 5 Page - Texas Instruments |
5 / 17 page VREFT VA AGND VCLP VA AGND SDIO SCLK SEN AGND VA VREFB OSR AGND OSG AGND OSB AGND CLK3 CLK2 CLK1 SH RESET SH_R CLK8 CLK9 CLK10/CLKOUT VD DGND D0/TXOUT0- INCLK- INCLK+ DVB VR DGND CLK4 VC DGND CLK5 CLK6 CLK7 D1/TXOUT0+ D2/TXOUT1- D3/TXOUT1+ D4/TXOUT2- D5/TXOUT2+ D6/TXCLK- D7/TXCLK+ 100: * 0.1 PF 0.1 PF 0.1 PF 0.1 PF 0.1 PF 0.1 PF AGND DGND 0.1 PF VA AGND VD DGND 0.1 PF VC DGND 0.1 PF VR DGND Serial Interface and Device Control Bus CCD Timing Generator Output Bus CCD Clock Drivers CCD Sensor and Output Signal Buffers LVDS Deserializer (DS90CR218A or equiv.) ASIC and Clock Gen VA 3.3V + VR 3.3V + 4.7 PF 4.7 PF AGND DGND VD VC * 100: used for LVDS INCLK only. If using CMOS INCLK, 100: is removed and INCLK- connected to DGND. LM98714 www.ti.com SNAS254 – OCTOBER 2006 Typical Application Diagram Figure 3. Typical Application Diagram Pin Descriptions Pin Name I/O(1) Typ Res Description 1 CLK3 O D PU Configurable sensor control output. 2 CLK2 O D PD Configurable sensor control output. 3 CLK1 O D PU Configurable sensor control output. 4 SH O D PD Sensor - Shift or transfer control signal for CCD and CIS sensors. 5 RESET I D PU Active-low master reset. NC when function not being used. 6 SH_R I D PD External request for an SH pulse. 7 SDIO I/O D Serial Interface Data Input 8 SCLK I D PD Serial Interface shift register clock. 9 SEN I D PU Active-low chip enable for the Serial Interface. 10 AGND P Analog ground return. 11 VA P Analog power supply. Bypass voltage source with 4.7 μF and pin with 0.1μF to AGND. 12 VREFB O A Bottom of ADC reference. Bypass with a 0.1 μF capacitor to ground. 13 VREFT O A Top of ADC reference. Bypass with a 0.1 μF capacitor to ground. 14 VA P Analog power supply. Bypass voltage source with 4.7 μF and pin with 0.1μF to AGND. 15 AGND P Analog ground return. 16 VCLP IO A Input Clamp Voltage. Normally bypassed with a 0.1 μF, and a 4.7μF capacitor to AGND. An external reference voltage may be applied to this pin. (1) (I=Input), (O=Output), (IO=Bi-directional), (P=Power), (D=Digital), (A=Analog), (PU=Pull Up with an internal resistor), (PD=Pull Down with an internal resistor.). Copyright © 2006, Texas Instruments Incorporated Submit Documentation Feedback 5 Product Folder Links: LM98714 |
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