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AD1928 Scheda tecnica(PDF) 9 Page - Analog Devices |
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AD1928 Scheda tecnica(HTML) 9 Page - Analog Devices |
9 / 32 page AD1928 Rev. B | Page 9 of 32 PIN CONFIGURATION AND FUNCTION DESCRIPTIONS 48 47 46 45 44 43 42 41 40 39 38 37 13 14 15 16 17 18 19 20 21 22 23 24 1 2 3 4 5 6 7 8 9 10 11 12 AGND 36 FILTR 35 AGND 34 AVDD 33 AGND 32 OR2 31 OL2 30 OR1 29 OL1 28 CLATCH 27 CCLK 26 DGND 25 AGND MCLKI/XI MCLKO/XO AGND AVDD OL3 OR3 OL4 OR4 PD/RST DSDATA4 DGND AD1928 TOP VIEW (Not to Scale) SINGLE-ENDED OUTPUT NC = NO CONNECT Figure 2. Pin Configuration, 48-Lead LQFP Table 10. Pin Function Descriptions Pin No. Input/Output Mnemonic Description 1 I AGND Analog Ground. 2 I MCLKI/XI Master Clock Input/Crystal Oscillator Input. 3 O MCLKO/XO Master Clock Output/Crystal Oscillator Output. 4 I AGND Analog Ground. 5 I AVDD Analog Power Supply. Connect to analog 3.3 V supply. 6 O OL3 DAC Left 3 Output. 7 O OR3 DAC Right 3Output. 8 O OL4 DAC Left 4 Output. 9 O OR4 DAC Right 4 Output. 10 I PD/RST Power-Down Reset (Active Low). 11 I/O DSDATA4 DAC Serial Data Input 4. Data input to DAC4 data in/TDM DAC2 data out (dual-line mode)/AUX DAC2 data out (to external DAC2). 12 I DGND Digital Ground. 13 I DVDD Digital Power Supply. Connect to digital 3.3 V supply. 14 I/O DSDATA3 DAC Serial Data Input 3. Data input to DAC3 data in/TDM DAC2 data in (dual-line mode)/AUX ADC2 data in (from external ADC2). 15 I/O DSDATA2 DAC Serial Data Input 2. Data input to DAC2 data in/TDM DAC data out/AUX ADC1 data in (from external ADC1). 16 I DSDATA1 DAC Serial Data Input 1. Data input to DAC1 data in/TDM DAC data in/TDM data in. 17 I/O DBCLK Bit Clock for DACs. 18 I/O DLRCLK LR Clock for DACs. 19 I/O ASDATA1 ADC Serial Data Output 1. Data output from ADC1/TDM ADC data out/TDM data out. 20 O ADCTDMOUT ADC TDM Data Output. 21 I/O ABCLK Bit Clock for ADCs. 22 I/O ALRCLK LR Clock for ADCs. 23 I CIN Control Data Input (SPI). 24 I/O COUT Control Data Output (SPI). |
Codice articolo simile - AD1928_15 |
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Descrizione simile - AD1928_15 |
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