MP8799AE Exar Corporation, MP8799AE Datasheet
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MP8799AE
Specifications of MP8799AE
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MP8799AE Summary of contents
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... DB0 hold the current values and The power consumption during the power down mode and REF1(–). REF(+) is approximately 3mW. Temperature DNL Range Part No. (LSB) –40 to +85 C MP8799AE 1 1 MP8799 CMOS Digital outputs are CMOS and TTL is disconnected from REF(–) INL (LSB) 2 ...
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MP8799 SIMPLIFIED BLOCK AND TIMING DIAGRAM Coarse Comparators REF(+) R3 Resolution REF(–) Ladder PD V REF1(–) A IN1 MUX Decoder 8 A IN8 PIN CONFIGURATIONS See Packaging ...
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PIN OUT DEFINITIONS PIN NO. NAME DESCRIPTION 1 DB6 Data Output Bit 6 2 DB7 Data Output Bit 7 3 DGND Digital Ground 4 DGND Digital Ground 5 DV Digital CLR Clear (Active Low ...
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MP8799 ELECTRICAL CHARACTERISTICS TABLE Unless Otherwise Specified 4. AGND REF(+) REF(–) A Parameter Symbol KEY FEATURES Resolution Sampling Rate F 2 ACCURACY (A Grade) Differential Non-Linearity DNL Integral Non-Linearity INL ...
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ELECTRICAL CHARACTERISTICS TABLE (CONT’D) Parameter Symbol DIGITAL OUTPUTS Logical “1” Voltage V Logical “0” Voltage V Tristate Leakage I 1 Data Hold Time ( See Figure 1.) t HLD 1 Data Valid Delay 1 Write Pulse Width ...
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MP8799 CLOCK SAMPLE AUTO SAMPLE AUTO N–1 BALANCE N BALANCE T S ANALOG INPUT V OH DATA V OL Figure 1. MP8799 Timing Diagram THEORY OF OPERATION Analog-to-Digital Conversion The MP8799 converts analog voltages ...
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Accuracy of Conversion: DNL and INL The transfer function for an ideal A/D converter is shown in Figure 4. DIGITAL CODES 0.5 LSB OFW = 0 1 LSB 3FE 3FD 002 001 000 LSB V V001 V002 V V REF(–) ...
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MP8799 Figure 7. gives a visual definition of the INL error. The chart shows a 3-bit converter transfer curve with greatly exaggerated DNL errors to show the deviation of the real transfer curve from the ideal one. After a tester ...
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Analog Input Multiplexer The MP8799 includes a 8-Channel analog input multiplexer. The relationship between the clock, the multiplexer address, the WR and the output data is shown in Figure 10. Clock Sample N Sample M Old Address New Address t ...
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MP8799 Power Down Figure 13. shows the relationship between the clock, sampled A to output data relationship and the effect of power IN down. CLK SAMPLE DB0-DB9 N-2 Valid REF(+) Figure 13. ...
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APPLICATION NOTES Tantalum 0.1 F Chip Cap or low inductance cap Clock Transmission Line Termination Reference Voltage Source ...
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MP8799 0.1 F 100k Figure 15. Example of a Reference Voltage Source – For use Beckman Instruments #694-3-R10k resistor array or equivalent. NOTE: High R values affect the input ...
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Power Down write values to DAC DAC 4 to minimize power consumption. Figure 18. A/D Ladder and A (of V Rev. 3.00 MP8799 MP7641 A IN DAC0 IN1 A DAC7 IN IN8 MP7226 ...
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MP8799 PERFORMANCE CHARACTERISTICS Graph 1. DNL vs. Sampling Frequency Graph 3. Supply Current vs. Sampling Frequency Graph 5. DNL vs. Reference Voltage Rev. 3.00 Graph 2. INL vs. Sampling Frequency Graph 4. Power Down Current vs. Sampling Frequency Graph 6. ...
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Graph 7. Supply Current vs. Temperature Graph 9. Reference Resistance vs. Rev. 3.00 Graph 8. Power Down Current vs. Temperature Temperature 15 MP8799 ...
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MP8799 44 LEAD PLASTIC QUAD FLAT PACK SYMBOL Coplanarity = 4 mil max. Rev. 3.00 (10mm X 10mm PQFP, METRIC) QN44 D D ...
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Rev. 3.00 Notes 17 MP8799 ...
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MP8799 Rev. 3.00 Notes 18 ...
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Rev. 3.00 Notes 19 MP8799 ...
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... While the information in this publication has been carefully checked; no responsibility, however, is assumed for inaccuracies. EXAR Corporation does not recommend the use of any of its products in life support applications where the failure or malfunction of the product can reasonably be expected to cause failure of the life support system or to significantly affect its safety or effectiveness. Products are not authorized for use in such applications unless EXAR Corporation receives, in writing, assurances to its satisfaction that: (a) the risk of injury or damage has been minimized ...