CS5181-BL Ver la hoja de datos (PDF) - Cirrus Logic

Número de pieza

componentes Descripción

Lista de partido

CS5181-BL

∆Σ Modulator & 400 kHz to 625 kHz 16-Bit ADC

Cirrus Logic 

CS5181

TABLE OF FIGURES

1. Serial Port Timing (not to scale) .............................................................................. 6

2. RESET and SYNC logic and timing. ....................................................................... 8

3. CS5181 connection diagram for using the internal voltage reference. .................... 9

4. CS5181 connection diagram for using an external voltage reference. .................. 10

5. Modulator Only Mode Data RTZ Format. .............................................................. 11

6. Circuit to Reconstruct

Return-to-Zero (RTZ) Data from SDO/SDO into Original Modulator Bitstream.... 11

7. Magnitude versus frequency spectrum of modulator bitstream

(MCLK = 40.0 MHz). .............................................................................................. 11

8. Expanded view of the magnitude versus frequency spectrum of modulator

bitstream (MCLK = 40 MHz). ................................................................................. 11

9. CS5181 Digital Filter Magnitude Response (MCLK = 40 MHz) ............................. 12

10. CS5181 Digital Filter Phase Response (MCLK = 40 MHz) ................................... 12

11. CS5181 System Connection Diagram ................................................................... 13

12. Single amplifier driving only AIN+, with AIN- held at a steady dc value ................ 20

13. Performance of amplifier of Figure 11 overdriving AIN+ input to the

CS5181 at 3.8 VPP ............................................................................................... 20

14. Performance of amplifier of Figure 11 with AIN+ driven at 2.0 VPP ...................... 20

15. Four amplifier balanced driver. .............................................................................. 21

16. Performance of amplifier in Figure 14 ................................................................... 21

17. Performance of amplifier in Figure 14 ................................................................... 22

18. CS5181 Differential Non-linearity plot. (Data taken with repeating ramp) ............ 22

19. Histogram of DNL from Figure 17 ......................................................................... 22

20. CS5181 Noise Histogram, 32768 samples. ......................................................... 22

DS250PP1

3

Share Link: