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List of figures, List of tables, Cs5374 – Cirrus Logic CS5374 User Manual

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CS5374

CS5374

3

8.4

PCB Layers and Routing............................................................................................... 33

8.5

Power Supply Rejection ................................................................................................ 33

8.6

SCR Latch-up Considerations....................................................................................... 33

8.7

DC-DC Converters ........................................................................................................ 33

9. SPI

TM

REGISTER SUMMARY................................................................................................ 34

9.1

VERSION: 0x00 ............................................................................................................ 35

9.2

AMP1CFG: 0x01 ........................................................................................................... 36

9.3

AMP2CFG: 0x02 ........................................................................................................... 37

9.4

ADCCFG: 0x03 ............................................................................................................. 38

9.5

PWRCFG: 0x04 ............................................................................................................ 38

10. PIN DESCRIPTIONS ............................................................................................................. 40

11. PACKAGE DIMENSIONS ...................................................................................................... 42

12. ORDERING INFORMATION ................................................................................................. 43

13. ENVIRONMENTAL, MANUFACTURING, & HANDLING INFORMATION ........................... 43

14. REVISION HISTORY ............................................................................................................ 44

LIST OF FIGURES

Figure 1. External Anti-alias Filter Components.............................................................................. 6
Figure 2. CS5374 Amplifier Noise Performance ............................................................................. 7
Figure 3. CS5374 Noise Performance (1x Gain) ........................................................................... 9
Figure 4. CS5374 + CS4373A Test DAC Dynamic Performance ................................................... 9
Figure 5. Digital Rise and Fall Times SYNC from external system. .............................................. 10
Figure 6. System Synchronization Diagram.................................................................................. 10
Figure 7. MCLK / MSYNC Timing Detail ....................................................................................... 11
Figure 8. SDI Write Timing in SPI Slave Mode ............................................................................. 12
Figure 9. SDO Read Timing in SPI Slave Mode ........................................................................... 12
Figure 10. CS5374 System Block Diagram................................................................................... 14
Figure 11. CS5374 Connection Diagram ...................................................................................... 15
Figure 12. CS5374 to CS5376A Digital Interface.......................................................................... 15
Figure 13. CS5374 Amplifier Block Diagram................................................................................. 16
Figure 14. CS5374 Modulator Block Diagram............................................................................... 18
Figure 15. SPI Interface Block Diagram........................................................................................ 21
Figure 16. CS5374 (Slave) Serial Transactions with CS5376A (Master)...................................... 22
Figure 17. Power Mode Diagram .................................................................................................. 29
Figure 18. Voltage Reference Circuit ............................................................................................ 30
Figure 19. Power Supply Diagram ................................................................................................ 32
Figure 20. Hardware Version ID Register VERSION .................................................................... 35
Figure 21. Amplifier 1 Configuration Register AMP1CFG............................................................. 36
Figure 22. Amplifier 2 Configuration Register AMP2CFG............................................................. 37
Figure 23. Modulator 1 & 2 Configuration Register ADCCFG....................................................... 38
Figure 24. Power Configuration Register PWRCFG ..................................................................... 39

LIST OF TABLES

Table 1. 24-bit Output Coding ...................................................................................................... 20
Table 2. SPI Configuration Registers ........................................................................................... 23
Table 3. Digital Selections for Gain and Input Mux Control ......................................................... 23
Table 4. Example SPI Transactions to Write and Read the CS5374 Configuration Registers .... 24
Table 5. Example CS5376A SPI 1 Transactions to Write and Read the GPCFG0 Register ....... 25
Table 6. Example CS5376A SPI 1 Transactions to Write the CS5374 AMP1CFG Register ....... 26
Table 7. Example CS5376A SPI 1 Transactions to Write AMP2CFG and ADCCFG .................. 27
Table 8. Example CS5376A SPI 1 Transactions to Write the CS5374 PWRCFG Register ......... 28