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AD9220ARSZ датащи(PDF) 25 Page - Analog Devices |
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AD9220ARSZ датащи(HTML) 25 Page - Analog Devices |
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25 / 32 page ![]() REV. E AD9221/AD9223/AD9220 –25– Figure 36. Evaluation Board Schematic R14 50 CLK IN 5 6 U8 74HC04N 4 3 U8 74HC04N CLK JP15 CLK JP16 TPE JP21 R12 10k JP11 R28 22 33 J8 TP3 R27 22 39 J8 TP4 R26 22 23 J8 TP5 R25 22 21 J8 TP6 R24 22 19 J8 TP7 R23 22 17 J8 TP8 R22 22 15 J8 TP9 R21 22 13 J8 TP10 R20 22 11 J8 TP11 R19 22 9J8 TP12 R18 22 7J8 TP13 R17 22 5J8 TP14 R16 22 3J8 TP15 R15 22 1 J8 TP16 A C20 0.1 F C19 0.1 F C16 10 F 16V A C28 0.1 F Y2B Y3B Y4B Y5B Y6B Y7B Y0A Y1A Y2A Y3A Y4A Y5A JP20 JP19 13 14 15 16 17 18 11 12 Y0A Y1A Y2A Y3A Y4A Y5A C21 0.1 F +5D2 Y5 Y4 Y3 Y2 Y1 Y0 Y7 Y6 +5VD G1 G2 A7 A6 A5 A4 A3 A2 A1 A0 GND U6 74HC541N 8 7 6 5 4 3 2 10 BIT 7 BIT 6 BIT 5 BIT 4 BIT 3 BIT 2 MSB 1 19 9 TPD C33 0.1 F JP13 +5A JP12 JP14 R13 10k C17 0.1 F TPC D5 1N5711 A A C15 15pF NOT INSTALLED REMOVE FOR DIFF. MODE A A C14 0.1 F TPB JP10 REFOUT VINB D4 1N5711 +5A C18 0.1 F +5A 20 MSB OTR BIT 2 BIT 3 BIT 4 BIT 5 BIT 6 BIT 7 BIT 8 BIT 9 BIT 10 BIT 11 LSB AD9221/ AD9223/ AD9220 13 14 12 11 10 9 8 7 6 5 4 3 2 1 11 12 13 14 15 16 17 18 Y2B Y3B Y4B Y5B Y6B Y7B C22 0.1 F +5D2 74HC541N 8 7 6 5 4 3 2 10 OTR LSB BIT 11 BIT 10 BIT 9 BIT 8 1 19 9 20 Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 +5VD G1 G2 A7 A6 A5 A4 A3 A2 A1 A0 GND U7 12 U8 74HC04N MSB AVDD AVDD VINA CAPB CAPT CML VINB VREF SENSE REFCOM DVSS DVDD AVSS AVSS BIT 1 OTR BIT 2 BIT 3 BIT 4 BIT 5 BIT 6 BIT 7 BIT 8 BIT 9 BIT 10 BIT 11 BIT 12 CLK U5 15 26 23 20 21 22 24 18 17 19 27 28 25 16 D3 1N5711 A C13 15pF TPA VINA D2 1N5711 NOT INSTALLED A C26 0.1 F C25 0.1 F C24 10 F 16V C23 0.1 F JP17 JP18 J7 TP1 AGND DGND A +5D A +5A 2J8 4J8 6J8 8J8 10 J8 12 J8 14 J8 16 J8 18 J8 20 J8 22 J8 24 J8 25 J8 26 J8 27 J8 28 J8 29 J8 30 J8 31 J8 32 J8 34 J8 35 J8 36 J8 37 J8 38 J8 40 J8 NC NC J2 +VCC A C32 0.1 F A C29 22 F 25V TPF L5 +SUPPLY JP6 J3 –VEE TPG A C30 22 F 25V +5 DIG TPH A C31 22 F 25V J4 DGND TPI J5 JP7 A C4 0.1 F C5 0.1 F L6 L2 L3 L4 C6 0.1 F GJ1 AGND TPJ J6 A TPK TPL (GJ1-WIRE JUMPER CKT SIDE) POWER SUPPLY +5REFBUF –SUPPLY +5D +5D2 L1 +5A U2 IN OUT GND 1 3 78L05P 2 A A C12 0.1 F R9 50 6 7 2 3 4 +5REFBUF AD817 A C34 0.1 F –SUPPLY JP9 R7 15k A C7 0.1 F A R8 10k F.S./GAIN ADJ C8 10 F 16V EXTERNAL REFERENCE AND REFERENCE BUFFER U4 A R11 1k C9 0.1 F R29 316 A Q1 2N2222 A C10 10 F 16V A C11 0.1 F REFOUT +5REFBUF R10 820 +5REFBUF A U3 VIN VOUT GND 6 2 4 REF43 +5D2 C27 0.1 F U8 DECOUPLING A VINA C2 0.1 F R3 261 6 7 2 3 4 U1 +SUPPLY AD8047 A C1 0.1 F –SUPPLY JP2 R2 261 JP1 JP5 A C3 0.1 F R5 10k R6 10k R4 33 JP4 JP3 R1 50 A J1 AIN VINB A 9 8 U8 74HC04N 11 10 U8 74HC04N 13 12 U8 74HC04N SPARE GATES A A |
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