ad1833ast Analog Devices, Inc., ad1833ast Datasheet
ad1833ast
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ad1833ast Summary of contents
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GENERAL DESCRIPTION The AD1833 is a complete, high-performance, single-chip, multi- channel, digital audio playback system. It features six audio playback channels each comprising a high-performance digital interpolation filter, a multibit sigma-delta modulator featuring Analog Devices patented technology and a ...
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AD1833–SPECIFICATIONS TEST CONDITIONS UNLESS OTHERWISE NOTED Supply Voltages ( 5 Ambient Temperature 25°C Input Clock 12.288 MHz, (256 × f Input Signal Nominally 1 kHz, 0 dBFS (Full Scale) Input Sample Rate 48 kHz ...
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... Industrial (A Version –40°C to +85°C Storage Temperature Range . . . . . . . . . . . . –65°C to +150°C Maximum Junction Temperature . . . . . . . . . . . . . . . . 150°C Model Temperature Range AD1833AST –40°C to +85°C EVAL-AD1833EB CAUTION ESD (electrostatic discharge) sensitive device. Electrostatic charges as high as 4000 V readily accumulate on the human body and test equipment and can discharge without detection. Although the AD1833 features proprietary ESD protection circuitry, permanent damage may occur on devices subjected to high-energy electrostatic discharges ...
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AD1833 DIGITAL TIMING (Guaranteed over – + MCLK LO Pulsewidth (All Modes) DML t MCLK HI Pulsewidth (All Modes) DMH t BCLK HI Pulsewidth DBH t BCLK LO Pulsewidth DBL t LRCLK Setup DLS t ...
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CDATA D15 D14 t CCH CCLK t t CSU CCL CLATCH Pin Mnemonic 1 OUTLP1 2 OUTLN1 3, 4, 33, 34, 44 AVDD 30, 31, 32, 41 AGND 8, 29 DGND 9 DVDD1 10 ZEROA 11 ZERO3R ...
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AD1833–Typical Performance Characteristics 0.01 0.008 0.006 0.004 0.002 0 –0.002 –0.004 –0.006 –0.008 –0.01 0 0.2 0.4 0.6 0.8 1.0 1 –10 –20 –30 –40 –50 –60 –70 –80 –90 –100 2.00 2.05 2.10 2.15 2.20 2.25 ...
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Hz × 2.0 1.5 1.0 0.5 0 –0.5 –1.0 –1.5 –2 –10 –20 –30 –40 –50 ...
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AD1833 FUNCTIONAL DESCRIPTION Device Architecture The AD1833 is a 6-channel audio DAC featuring multibit Sigma-Delta (Σ-∆) technology. The AD1833 features three stereo converters (giving six channels) where each stereo channel is controlled by a common bit-clock (BCLK) and synchroniza- tion ...
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Address Reserved De-Emphasis 15– 9–8 0000 None 01 = 44.1 kHz 10 = 32.0 kHz 11 = 48.0 kHz Must be programmed to zero. DAC CONTROL REGISTER I De-Emphasis The AD1833 has a built-in ...
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AD1833 Address Reserved Reserved 15– 9–6 0001 Must be programmed to zero. DAC CONTROL REGISTER II DAC Control Register II contains individual channel mute controls for each of the 6 DACs. Default operation (bit = ...
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MCLK Select The AD1833 allows the matching of available external MCLK frequencies to the required sample rate. The oversampling rate can be selected from 256 × 512 × Bit 4 and Bit 3. Internally the ...
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AD1833 Timing timing uses an L/RCLK to define when the data being trans- mitted is for the left channel and when it is for the right channel. The L/RCLK is low for the left ...
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... MSB –1 –2 –3 –4 32 BCLKs SHARC is a registered trademark of Analog Devices, Inc. ® data destined for the auxiliary DAC is sent standard format in the next frame using the SDIN2, SDIN3, and SOUT pins as the L/RCLK, BCLK, and SDIN pins respec- tively for communicating with the auxiliary DAC ...
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AD1833 Packed Mode 128 In Packed Mode 128, all six data channels are “packed” into one sample interval on one data pin. The BCLK runs at 128 × therefore there are 128 BCLK periods in each sample inter- ...
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NPO V OUT– 5.62k 2.80k 560pF 6 NPO 604 7 OP275 560pF 5 49.9k NPO 2.80k V OUT+ 5.62k 150pF 5.62k NPO 0 –20 –40 –60 –80 –100 –120 –140 kHz ...
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AD1833 –60 –70 –80 –90 –100 –110 –120 –100 –90 –80 –70 –60 –50 –40 dBFS –20 –30 –40 –50 –60 –70 –80 –90 –100 –110 –120 –100 –30 –20 –10 0 –90 –80 –70 –60 –50 –40 –30 –20 ...
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DVDD AVDD 0 10nF 26 9 RXP SDATA 11 FSYNC 75RO 12 SCK 10nF 19 MCK 10 RXN FILT DIR-CS8414 CBL 28 ...
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AD1833 OUTLINE DIMENSIONS Dimensions shown in inches and (mm). 48-Lead Thin Plastic Quad Flatpack (ST-48) 0.063 (1.60) MAX 0.354 (9.00) BSC SQ 0.030 (0.75 0.018 (0.45 TOP VIEW (PINS DOWN) COPLANARITY 12 25 0.003 (0.08) 0 ...
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