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AD9773-EB Datasheet(PDF) 18 Page - Analog Devices |
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AD9773-EB Datasheet(HTML) 18 Page - Analog Devices |
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18 / 60 page  AD9773 Rev. D | Page 18 of 60 MODE CONTROL (VIA SPI PORT) Table 9. Mode Control via SPI Port1 Address Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 00h SDIO Bidirectional 0 = Input 1 = I/O LSB, MSB First 0 = MSB 1 = LSB Software Reset on Logic 1 Sleep Mode Logic 1 Shuts Down the DAC Output Currents Power-Down Mode Logic 1 Shuts Down All Digital and Analog Functions 1R/2R Mode DAC Output Current Set by One or Two External Resistors 0 = 2R, 1 = 1R PLL_LOCK Indicator 01h Filter Interpolation Rate (1×, 2×, 4×, 8×) Filter Interpolation Rate (1×, 2×, 4×, 8×) Modulation Mode (None, fS/2, fS/4, fS/8) Modulation Mode (None, fS/2, fS/4, fS/8) 0 = No Zero Stuffing on Interpolation Filters, Logic 1 Enables Zero Stuffing 1 = Real Mix Mode 0 = Complex Mix Mode 0 = e–jωt 1 = e+jωt DATACLK/ PLL_LOCK2 Select 0 = PLLLOCK 1 = DATACLK 02h 0 = Signed Input Data 1 = Unsigned 0 = Two-Port Mode 1 = One-Port Mode DATACLK Driver Strength DATACLK Invert 0 = No Invert 1 = Invert ONEPORTCLK Invert 0 = No Invert 1 = Invert IQSEL Invert 0 = No Invert 1 = Invert Q First 0 = I First 1 = Q First 03h Data Rate2 Output Clock PLL Divide (Prescaler) Ratio PLL Divide (Prescaler) Ratio 04h 0 = PLL OFF2 1 = PLL ON 0 = Automatic Charge Pump Control 1 = Programmable PLL Charge Pump Control PLL Charge Pump Control PLL Charge Pump Control 05h IDAC Fine Gain Adjustment IDAC Fine Gain Adjustment IDAC Fine Gain Adjustment IDAC Fine Gain Adjustment IDAC Fine Gain Adjustment IDAC Fine Gain Adjustment IDAC Fine Gain Adjustment IDAC Fine Gain Adjustment 06h IDAC Coarse Gain Adjustment IDAC Coarse Gain Adjustment IDAC Coarse Gain Adjustment IDAC Coarse Gain Adjustment 07h IDAC Offset Adjustment Bit 9 IDAC Offset Adjustment Bit 8 IDAC Offset Adjustment Bit 7 IDAC Offset Adjustment Bit 6 IDAC Offset Adjustment Bit 5 IDAC Offset Adjustment Bit 4 IDAC Offset Adjustment Bit 3 IDAC Offset Adjustment Bit 2 08h IDAC IOFFSET Direction 0 = IOFFSET on IOUTA 1 = IOFFSET on IOUTB IDAC Offset Adjustment Bit 1 IDAC Offset Adjustment Bit 0 09h QDAC Fine Gain Adjustment QDAC Fine Gain Adjustment QDAC Fine Gain Adjustment QDAC Fine Gain Adjustment QDAC Fine Gain Adjustment QDAC Fine Gain Adjustment QDAC Fine Gain Adjustment QDAC Fine Gain Adjustment |
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