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STM32L151VDT7TR Scheda tecnica(PDF) 8 Page - STMicroelectronics |
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STM32L151VDT7TR Scheda tecnica(HTML) 8 Page - STMicroelectronics |
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8 / 154 page ![]() List of figures STM32L151xD STM32L152xD 8/154 DocID022027 Rev 11 List of figures Figure 1. Ultra-low-power STM32L151xD and STM32L152xD block diagram . . . . . . . . . . . . . . . . . 15 Figure 2. Clock tree . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 Figure 3. STM32L15xZD LQFP144 pinout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35 Figure 4. STM32L15xQD UFBGA132 ballout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36 Figure 5. STM32L15xVD LQFP100 pinout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37 Figure 6. STM32L15xRD LQFP64 pinout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38 Figure 7. STM32L15xRD WLCSP64 ballout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39 Figure 8. Memory map . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57 Figure 9. Pin loading conditions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58 Figure 10. Pin input voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58 Figure 11. Power supply scheme. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59 Figure 12. Optional LCD power supply scheme . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60 Figure 13. Current consumption measurement scheme . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60 Figure 14. High-speed external clock source AC timing diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79 Figure 15. Low-speed external clock source AC timing diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80 Figure 16. HSE oscillator circuit diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82 Figure 17. Typical application with a 32.768 kHz crystal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 83 Figure 18. Asynchronous non-multiplexed SRAM/PSRAM/NOR read waveforms . . . . . . . . . . . . . . . 89 Figure 19. Asynchronous non-multiplexed SRAM/PSRAM/NOR write waveforms . . . . . . . . . . . . . . . 90 Figure 20. Asynchronous multiplexed PSRAM/NOR read waveforms. . . . . . . . . . . . . . . . . . . . . . . . . 91 Figure 21. Asynchronous multiplexed PSRAM/NOR write waveforms . . . . . . . . . . . . . . . . . . . . . . . . 92 Figure 22. Synchronous multiplexed NOR/PSRAM read timings . . . . . . . . . . . . . . . . . . . . . . . . . . . . 94 Figure 23. Synchronous multiplexed PSRAM write timings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 96 Figure 24. Synchronous non-multiplexed NOR/PSRAM read timings . . . . . . . . . . . . . . . . . . . . . . . . . 98 Figure 25. Synchronous non-multiplexed PSRAM write timings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 99 Figure 26. I/O AC characteristics definition . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 107 Figure 27. Recommended NRST pin protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 108 Figure 28. I2C bus AC waveforms and measurement circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 110 Figure 29. SPI timing diagram - slave mode and CPHA = 0 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 112 Figure 30. SPI timing diagram - slave mode and CPHA = 1(1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 112 Figure 31. SPI timing diagram - master mode(1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 113 Figure 32. USB timings: definition of data signal rise and fall time . . . . . . . . . . . . . . . . . . . . . . . . . . 114 Figure 33. I2S slave timing diagram (Philips protocol)(1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 116 Figure 34. I2S master timing diagram (Philips protocol)(1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 116 Figure 35. SDIO timings. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 117 Figure 36. ADC accuracy characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 121 Figure 37. Typical connection diagram using the ADC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 121 Figure 38. Maximum dynamic current consumption on VREF+ supply pin during ADC conversion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 122 Figure 39. 12-bit buffered /non-buffered DAC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 125 Figure 40. LQFP144, 20 x 20 mm, 144-pin low-profile quad flat package outline . . . . . . . . . . . . . . . 130 Figure 41. LQFP144, 20 x 20 mm, 144-pin low-profile quad flat package recommended footprint . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 132 Figure 42. LQFP144, 20 x 20 mm, 144-pin low-profile quad flat package top view example . . . . . . 132 Figure 43. LQFP100, 14 x 14 mm, 100-pin low-profile quad flat package outline . . . . . . . . . . . . . . . 133 Figure 44. LQFP100, 14 x 14 mm, 100-pin low-profile quad flat package recommended footprint . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 134 Figure 45. LQFP100, 14 x 14 mm, 100-pin low-profile quad flat package top view example . . . . . . 135 |
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