Datasheet

DocID13586 Rev 16 7/90
STM32F101x8, STM32F101xB List of figures
8
List of figures
Figure 1. STM32F101xx medium-density access line block diagram . . . . . . . . . . . . . . . . . . . . . . . . 12
Figure 2. Clock tree . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Figure 3. STM32F101xx medium-density access line LQFP100 pinout . . . . . . . . . . . . . . . . . . . . . . 21
Figure 4. STM32F101xx medium-density access line LQFP64 pinout . . . . . . . . . . . . . . . . . . . . . . . 22
Figure 5. STM32F101xx medium-density access line LQFP48 pinout . . . . . . . . . . . . . . . . . . . . . . . 22
Figure 6. STM32F101xx medium-density access line UFQPFN48 pinout. . . . . . . . . . . . . . . . . . . . . 23
Figure 7. STM32F101xx medium-density access line VFQPFN36 pinout . . . . . . . . . . . . . . . . . . . . . 23
Figure 8. Memory map . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Figure 9. Pin loading conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Figure 10. Pin input voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Figure 11. Power supply scheme. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Figure 12. Current consumption measurement scheme . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Figure 13. Typical current consumption in Run mode versus frequency (at 3.6 V) -
code with data processing running from RAM, peripherals enabled. . . . . . . . . . . . . . . . . . 38
Figure 14. Typical current consumption in Run mode versus frequency (at 3.6 V) -
code with data processing running from RAM, peripherals disabled . . . . . . . . . . . . . . . . . 38
Figure 15. Typical current consumption on V
BAT
with RTC on versus temperature at different
V
BAT
values . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Figure 16. Typical current consumption in Stop mode with regulator in Run mode versus
temperature at V
DD
= 3.3 V and 3.6 V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Figure 17. Typical current consumption in Stop mode with regulator in Low-power mode versus
temperature at V
DD
= 3.3 V and 3.6 V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
Figure 18. Typical current consumption in Standby mode versus temperature at V
DD
= 3.3 V and
3.6 V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
Figure 19. High-speed external clock source AC timing diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Figure 20. Low-speed external clock source AC timing diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Figure 21. Typical application with an 8 MHz crystal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
Figure 22. Typical application with a 32.768 kHz crystal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
Figure 23. Standard I/O input characteristics - CMOS port . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56
Figure 24. Standard I/O input characteristics - TTL port . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56
Figure 25. 5 V tolerant I/O input characteristics - CMOS port . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
Figure 26. 5 V tolerant I/O input characteristics - TTL port . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
Figure 27. I/O AC characteristics definition . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
Figure 28. Recommended NRST pin protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
Figure 29. I
2
C bus AC waveforms and measurement circuit
(1)
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64
Figure 30. SPI timing diagram - slave mode and CPHA = 0 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66
Figure 31. SPI timing diagram - slave mode and CPHA = 1
(1)
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66
Figure 32. SPI timing diagram - master mode
(1)
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
Figure 33. ADC accuracy characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70
Figure 34. Typical connection diagram using the ADC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71
Figure 35. Power supply and reference decoupling (V
REF+
not connected to V
DDA
). . . . . . . . . . . . . . 71
Figure 36. Power supply and reference decoupling (V
REF+
connected to V
DDA
). . . . . . . . . . . . . . . . . 72
Figure 37. UFQFPN48 7 x 7 mm, 0.5 mm pitch, package outline . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74
Figure 38. UFQFPN48 recommended footprint . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75
Figure 39. VFQFPN36 6 x 6 mm, 0.5 mm pitch, package outline
(1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76
Figure 40. VFQFPN36 recommended footprint (dimensions in mm)
(1)(2). . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76
Figure 41. LQFP100, 14 x 14 mm, 100-pin low-profile quad flat package outline . . . . . . . . . . . . . . . . 77
Figure 42. LQFP100 recommended footprint
(1)
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 77