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AD9042ST/PCB 数据表(PDF) 15 Page - Analog Devices |
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AD9042ST/PCB 数据表(HTML) 15 Page - Analog Devices |
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15 / 24 page ![]() AD9042 REV. A –15– 2 9 8 7 6 3 4 5 12 13 14 15 16 17 18 19 U3 74ACT574 8D 7D 5D 1D 4D 6D 3D 2D 5Q 6Q 7Q 8Q 2Q 3Q 4Q 1Q OE CK B06 B07 B08 B09 B10 B11 GND GND 11 1 BUFLAT 2 9 8 7 6 3 4 5 12 13 14 15 16 17 18 19 U4 74ACT574 8D 7D 5D 1D 4D 6D 3D 2D 5Q 6Q 7Q 8Q 2Q 3Q 4Q 1Q OE CK B00 B01 B02 B03 B04 B05 GND GND 11 1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND +5V B11 B10 B09 B08 B07 B06 B05 B04 B03 B02 B01 B00 GND GND GND GND GND H40DM J3 NC = NO CONNECT GND GND +5V +5V +5VA 3 2 1 4 6 T1 T1–1T R15 100 Ω U1 K1115 14 7 8 VCC VEE C14 0.1µF +5VA 1 2 3 U5 74AS00 5 6 U5 74AS00 4 BUFLAT BNC J1 BNC J2 R1 60.4 Ω R14 49.9 Ω +5VA GND +5VA GND GND1 C3 0.1µF C2 0.1µF OUT 1 : 1 C1 0.01µF GND +5V C6 10µF + C7 0.1µF C11 0.1µF C12 0.1µF C13 0.1µF C15 0.1µF C16 0.1µF +5VA C4 10µF + C8 0.1µF C9 0.1µF C17 0.1µF 3 4 5 6 7 1 2 10 11 8 9 40 39 38 41 42 43 44 36 35 34 37 29 30 31 32 33 27 28 25 26 23 24 12 13 14 15 16 17 18 19 20 21 22 D8 D7 D6 D5 D4 D3 D2 U2 AD9042 DV CC DV CC ENCODE ENCODE GND GND AIN V OFFSET V REF C1 AV CC D1 D0 GND NC R2 499 Ω R3 499 Ω R4 499 Ω R7 499 Ω R6 499 Ω R5 499 Ω R13 499 Ω R12 499 Ω R11 499 Ω R10 499 Ω R9 499 Ω R8 499 Ω C18 0.01µF Figure 38. AD9042ST/PCB Schematic Table II. AD9042ST/PCB Bill of Material Item Quantity Reference Description 1 2 +5VA, GND Banana Jack 2 10 C2–C3, C7–C9, C11–C17 Ceramic Chip Capacitor 0805, 0.1 µF 3 2 C4, C6 Tantalum Chip Capacitor 10 µF 4 1 J3 40-Pin Double Row Male Header 5 2 J1, J2 BNC Coaxial PCB Connector 6 1 R1 Surface Mount Resistor 1206, 60.4 ohms 7 12 R2–R13 Surface Mount Resistor 1206, 499 ohms 8 1 R14 Surface Mount Resistor 1206, 49.9 ohms 9 1 R15 Surface Mount Resistor 1206, 100 ohms 10 1 T1 Surface Mount Transformer Mini-Circuits T1–1T 11 1 U1 40.96 MHz Clock Oscillator 12 1 U2 AD9042AST 12-Bit–41 MSPS ADC Converter 13 2 U3, U4 74ACT574 Octal Latch 14 1 U5 74AS00 Quad Two Input NAND Gate 15 1 C1, C18 Ceramic Chip Capacitor 0805, 0.01 µF AVX05085C103MA15 |
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