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AD1937XSTZ датащи(PDF) 19 Page - Analog Devices |
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AD1937XSTZ датащи(HTML) 19 Page - Analog Devices |
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19 / 30 page ![]() Preliminary Technical Data AD1935/AD1936/AD1937/AD1938/AD1939 Rev. Pr I | Page 19 of 30 Pin No. In/Out Mnemonic Description 36 O OL1 DAC 1 Left Output. 37 O No Connect. 38 O OR1 DAC 1 Right Output. 39 O No Connect. 40 O OL2 DAC 2 Left Output. 41 O No Connect. 42 O OR2 DAC 2 Right Output. 43 O No Connect. 44 I AGND Analog Ground. 45 I AVDD Analog Power Supply. Connect to analog 3.3 V supply. 46 I AGND Analog Ground. 47 O FILTR Voltage Reference Filter Capacitor Connection. Bypass with 10 µF||100 nF to AGND. 48 I AGND Analog Ground. 49 No Connect. 50 No Connect. 51 I AVDD Analog Power Supply. Connect to analog 3.3 V supply. 52 O CM Common Mode Reference Filter Capacitor Connection. Bypass with 10 µF||100 nF to AGND. 53 I ADC1LP ADC1 Left Positive Input. 54 I ADC1LN ADC1 Left Negative Input. 55 I ADC1RP ADC1 Right Positive Input. 56 I ADC1RN ADC1 Right Negative Input. 57 I ADC2LP ADC2 Left Positive Input. 58 I ADC2LN ADC2 Left Negative Input. 59 I ADC2RP ADC2 Right Positive Input. 60 I ADC2RN ADC2 Right Negative Input. 61 O LF PLL Loop Filter, Return to AVDD. 62 I AVDD Analog Power Supply. Connect to analog 3.3 V supply. 63 No Connect. 64 No Connect. Table 15. Pin Function Description—64-Lead LQFP (AD1935) PIN CONFIGURATION 36 35 34 33 32 31 30 29 28 27 26 25 13 14 15 16 17 18 19 20 21 22 23 24 1 2 3 4 5 6 7 8 9 10 11 12 48 47 46 45 44 39 38 37 43 42 41 40 TOP VIEW (Not to Scale) AGND AVDD OR2 OL2 OR1 OL1 CCLK/SCL CLATCH/ADR1 AGND AVDD OL3 OR3 OL4 OR4 PD/RST DSDATA4 AGND MCLKI/XI MCLKO/XO AD193X DGND DGND FILTR AGND Single-ended Output AGND Figure 20. Single-ended Output 48-Lead LQFP (AD1936, AD1938) Preliminary |
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