CS5541-BS 데이터 시트보기 (PDF) - Cirrus Logic

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CS5541-BS

Low-Power, Low-Voltage, 24-Bit ∆Σ ADC

Cirrus Logic 

CS5541

LIST OF FIGURES

Figure 1. Continuous Running SCLK Timing (Not to Scale) ................................ 9

Figure 2. SDI Write Timing (Not to Scale) ............................................................ 9

Figure 3. SDO Read Timing (Not to Scale) .......................................................... 9

Figure 4. Multiplexer Configuration. ................................................................... 10

Figure 5. Input model for AIN+ and AIN- pins. ................................................... 10

Figure 6. Resolution vs. Voltage Reference ....................................................... 11

Figure 7. Resolution vs. Voltage Reference ....................................................... 11

Figure 8. Input model for VREF+ and VREF- pins. ............................................ 11

Figure 9. CS5541 Configured with +3.0 V Analog Supply. ................................ 12

Figure 10. CS5541 Register Diagram. ............................................................... 13

Figure 11. Command and Data Word Timing. ................................................... 13

Figure 12. Self Calibration of Offset. .................................................................. 16

Figure 13. Self Calibration of Gain. .................................................................... 16

Figure 14. Digital Filter 1 Response ................................................................... 19

Figure 15. Filter 2 Response (MCLK = 32.768 kHz) .......................................... 19

LIST OF TABLES

Table 1. Filter Output Word Rates ................................................................................................ 14

Table 2. Output Conversion Data Register Description (24 bits + flags) ...................................... 18

Table 3. CS5541 24-Bit Output Coding......................................................................................... 19

DS500PP1

3

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