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AD9850/FSPCB 数据表(PDF) 17 Page - Analog Devices |
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AD9850/FSPCB 数据表(HTML) 17 Page - Analog Devices |
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17 / 20 page ![]() AD9850 –17– REV. H C36CRPX J1 D0 D1 D2 D3 D4 D5 D6 D7 12 13 14 15 16 17 18 19 8Q 7Q 6Q 5Q 4Q 3Q 2Q 1Q 8D 7D 6D 5D 4D 3D 2D 1D 9 8 7 6 5 4 3 2 U2 74HCT574 CLK OE 11 1 STROBE RRESET 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 FFQUD WWCLK STROBE CHECK P O R T 1 +V 5V C2 0.1 F C3 0.1 F C4 0.1 F C5 0.1 F C8 0.1 F C9 0.1 F C10 0.1 F C6 10 F C7 10 F +V 5V BNC R1 3.9k R8 100 17 16 15 19 18 20 28 27 26 25 24 23 22 21 14 13 12 11 10 9 8 1 2 3 4 7 6 5 U1 AD9850 D3 D2 D1 DGND DVDD W CLK FQ UD CLKIN AGND AVDD RSET QOUT QOUTB D0 D7 D6 D5 D4 RESET DVDD DGND AGND IOUTB IOUT AVDD VINN VINP DACBL D3 D2 D1 D0 GND +V WCLK CLKIN GND +V FQUD D7 D6 D5 D4 +V GND RESET GND +V E3 E4 E2 E1 R6 200 BNC BNC C1 470pF J6 R5 100k R4 100k E5 E6 C11 22pF C12 3.3pF 1 2 L1 1008CS 910nH C13 33pF C14 8.2pF 1 2 L2 1008CS 680nH C15 22pF R7 200 J9 J7 200 Z 42MHz ELLIPTIC LOW-PASS FILTER 10mA RSET J8 H1 No. 6 H2 No. 6 H3 No. 6 H4 No. 6 MOUNTING HOLES RESET WCLK FQUD CHECK RRESET WWCLK FFQUD RRESET 12 13 14 15 16 17 18 19 8Q 7Q 6Q 5Q 4Q 3Q 2Q 1Q 8D 7D 6D 5D 4D 3D 2D 1D 9 8 7 6 5 4 3 2 U3 74HCT574 CLK OE 11 1 STROBE J2 J3 J4 BANANA JACKS +V 5V GND 14 VCC 5V R2 50 J5 CLKIN REMOVE WHEN USING Y1 8 OUT XTAL OSC GND Y1 7 R9 2.2k 5V RRESET R10 2.2k FFQUD R11 2.2k WWCLK R3 2.2k STROBE Figure 17. AD9850/CGPCB Electrical Schematic COMPONENT LIST Integrated Circuits U1 AD9850BRS (28-Lead SSOP) U2, U3 74HCT574 H-CMOS Octal Flip-Flop Capacitors C1 470 pF Ceramic Chip Capacitor C2 to C5, C8 to C10 0.1 µF Ceramic Chip Capacitor C6, C7 10 µF Tantalum Chip Capacitor C11 22 pF Ceramic Chip Capacitor C12 3.3 pF Ceramic Chip Capacitor C13 33 pF Ceramic Chip Capacitor C14 8.2 pF Ceramic Chip Capacitor C15 22 pF Ceramic Chip Capacitor Resistors R1 3.9 k Ω Resistor R2 50 Ω Resistor R3, R9, R10, R11 2.2 k Ω Resistor R4, R5 100 k Ω Resistor R6, R7 200 Ω Resistor R8 100 Ω Resistor Connectors J2, J3, J4 Banana Jack J5 to J9 BNC Connector Inductors L1 910 nH Surface Mount L2 680 nH Surface Mount |
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