Digital Audio Corporation MicroDAC IV Spécifications

DAC1006,DAC1007,DAC1008DAC1006/DAC1007/DAC1008 P Compatible, Double-Buffered D to A ConvertersLiterature Number: SNAS540

DAC1006/1007/1008—Simple Hookup for a “Quick Look” (Continued)4.2 Op Amp Bias Current & Input LeadsThe op amp bias current (IB) CAN CAUSE DC ERROR

DAC1006/1007/1008—Simple Hookup for a “Quick Look” (Continued)5.1.2 Providing a Bipolar Output Voltage with the DACin the Current Switching ModeThe ad

DAC1006/1007/1008—Simple Hookup for a “Quick Look” (Continued)Operation is summarized in the table below:Applied2’s Comp. 2’s Comp. Applied True Binar

DAC1006/1007/1008—Simple Hookup for a “Quick Look” (Continued)DS005688-43FIGURE 6.DS005688-44FIGURE 7.DIGITAL INPUT CODEDS005688-45FIGURE 8. Voltage M

DAC1006/1007/1008—Simple Hookup for a “Quick Look” (Continued)The output voltage swing can be expanded by adding 2 re-sistors toFigure 10as shown inFi

DAC1006/1007/1008—Simple Hookup for a “Quick Look” (Continued)6.0 DIGITAL CONTROL DESCRIPTIONThe DAC1006 series of products can be used in a wide va-r

DAC1006/1007/1008—SimpleHookup for a “Quick Look”(Continued)on how the 2nd digital data buffer (the DAC Latch) is up-dated by a transfer from the 1st

DAC1006/1007/1008—Simple Hookup for a “Quick Look” (Continued)DAC1006/1007/1008 (20-Pin Parts for Left Justified Data)DS005688-16FIGURE 15. Fitting a

DAC1006/1007/1008—SimpleHookup for a “Quick Look”(Continued)6.2.1 Automatic TransferThis makes use of a double byte (double precision) write.The first

DAC1006/1007/1008—Simple Hookup for a “Quick Look” (Continued)Three operating modes are possible: flow through, singlebuffered, or double buffered. Th

DAC1006/DAC1007/DAC1008µP Compatible, Double-Buffered D to A ConvertersGeneral DescriptionThe DAC1006/7/8 are advanced CMOS/Si-Cr 10-, 9- and8-bit acc

DAC1006/1007/1008—SimpleHookup for a “Quick Look”(Continued)the implementation of the PUSH instruction which will outputthe higher order byte of the r

DAC1006/1007/1008—SimpleHookup for a “Quick Look”(Continued)cur every time the data bus changes state. Another methodfor eliminating noise spikes is t

DAC1006/1007/1008—Simple Hookup for a “Quick Look” (Continued)7.4 Digitally Controlled Amplifier/AttenuatorAn unusual application of the DAC,Figure 21

THIS PAGE IS IGNORED IN THE DATABOOKPrintDate=1998/11/17 PrintTime=11:38:11 46711 ds005688 Rev. No. 4 cmserv Proof 2222

Ordering InformationFor Left Justified Data— 20-pin package.Accuracy Temperature Range0˚ to +70˚C0.05%(10-bit) DAC1006LCN DAC1006LCWM0.10%(9-bit) DAC1

Physical Dimensions inches (millimeters) unless otherwise noted (Continued)LIFE SUPPORT POLICYNATIONAL’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITIC

IMPORTANT NOTICETexas Instruments Incorporated and its subsidiaries (TI) reserve the right to make corrections, modifications, enhancements, improveme

Absolute Maximum Ratings (Notes 1, 2)If Military/Aerospace specified devices are required,please contact the National Semiconductor Sales Office/Distr

Electrical Characteristics (Continued)Tested at VCC=4.75 VDCand 15.75 VDC,TA=25˚C, VREF=10.000 VDCunless otherwise notedParameter ConditionsSeeNoteVCC

Electrical Characteristics (Continued)Note 10: A 200 nA leakage current with Rfb=20K and VREF=10V corresponds to a zero error of (200x10−9x20x103)x100

Typical Performance CharacteristicsErrors vs. Supply VoltageDS005688-29Errors vs. TemperatureDS005688-30Write Width, twDS005688-31Control Setup Time,

Block and Connection DiagramsDAC1006/1007/1008 (20-Pin Parts)DS005688-5Use DAC1006/1007/1008 for left justified data.DAC1006/1007/1008(20-Pin Parts)Du

DAC1006/1007/1008—Simple Hookup for a “Quick Look”1.0 DEFINITION OF PACKAGE PINOUTS1.1 Control Signals (All control signals are level actuated.)CS: Ch

DAC1006/1007/1008—Simple Hookup for a “Quick Look” (Continued)Settling Time: Settling time is the time required from a codetransition until the DAC ou