Data Sheet
Table Of Contents
- 5.User Manual
- Revision History
- Table List
- About This Document
- Table of Contents
- Chapter 1. Overview
- Chapter 2. Interfaces Description
- 2.1. Interfaces parameter definitions
- 2.2. Pin description
- 2.3. Interfaces detail description
- 2.3.1. Power supply interface
- 2.3.2. RGMII interfaces
- 2.3.3. SPDIF interface
- 2.3.4. Audio interface
- 2.3.5. USB interface
- 2.3.6. PCIe interface
- 2.3.7. MIPI DSI interface
- 2.3.8. HDMI interface
- 2.3.9. JTAG interface
- 2.3.10. SDIO interface
- 2.3.11. BLSP interface
- 2.3.12. Power on interface
- 2.3.13. Reset interface
- 2.3.14. Boot configuration interface
- 2.3.15. Debug UART interface
- 2.3.16. PWM
- 2.3.17. Sleep clock
- 2.3.18. SPMI
- 2.3.19. Antenna interface
- Chapter 3. Electrical Characteristics
- Appendix 1. Notices
- Appendix 2. Trademarks
- 5.User Manual_ Warning
Thundercomm TurboX C40x SOM Datasheet
- 34 -
3.8. PDM
THE SOM PDM interfaces for primary and secondary digital microphones. DMIC interfaces running at 9.6 MHz
clock.
Figure 3-4. PDM Interface Timing Diagram
Table 3-15. PDM interface timing characteristics
Parameter Description Min Typical Max Units
Using internal SCK
T DMIC clock period 163 - 1666 ns
t(LSU) Data left setup time to the clock falling edge 5 - - ns
t(LH) Data left hold time to the clock falling edge 0 - - ns
t(RSU) Data right setup time to the clock rising edge 5 - - ns
t(RH) Data right hold time to the clock falling edge 0 - - ns
3.9. I2C
Table 3-16. I2C standards and exceptions
Applicable standard Feature exceptions
I²C Specification, version 5.0, October 2012 None
nicholas.wang_thundercomm.com
2022-07-21 2:34:47 AM CST