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Smith.David
Associate II
since ‎2018-07-19
‎2023-06-14

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STM32H7 - "dedicated internal audio PLL"

2018-09-08
Hi!The datasheet suggests there is a "dedicated internal audio PLL" in the H7. Can you elaborate further on this PLL? I don't see it singled out anywhere. What are the performance specs?Thanks!

SPV1050 Res and Cap Equations Help

2017-10-30
Posted on October 31, 2017 at 00:52Hi,Please see schema below.With this circuit the cells in series are creating ~ 0.82V in office lighting.LDO2 output is only 0.5v.  This does not seem right. :)Can anyone at ST help with correct selection of R1-6 s...

STM32H7 I2S_CKIN kernel clock

2017-08-14
Posted on August 14, 2017 at 14:09Hi!Quick question about pin and I2S/SAI clock sources.If I wanted to use I2S_CLK pin (PC9) as kernel clock for I2S and SAI devices what is the recommended frequency in order to meet 44.1K and 48khz, 96Khz and 192Khz...

Questions about STA311B

2016-12-02
Posted on December 02, 2016 at 11:57Hi, Some quick questions about the STA311B. How does the quality of the clock at XTI affect the FFX output and ultimately performance of the system? Do you have any reference design, figures or charts showing pote...
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