CD00237391 Datasheet, PDF (7/177 Pages) STMicroelectronics – ARM-based 32-bit MCU, 150DMIPs, up to 1 MB Flash/128+4KB RAM

STM32F20xxx
List of figures
List of figures
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Compatible board design between STM32F10xx and STM32F2xx
for LQFP64 package. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Compatible board design between STM32F10xx and STM32F2xx
for LQFP100 package. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Compatible board design between STM32F10xx and STM32F2xx
for LQFP144 package. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
STM32F20x block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Multi-AHB matrix . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Startup in regulator OFF: slow V_DD slope
- power-down reset risen after V_{CAP_1}/V_{CAP_2} stabilization . . . . . . . . . . . . . . . . . . . . . . . . 24
Startup in regulator OFF: fast V_DD slope
- power-down reset risen before V_{CAP_1}/V_{CAP_2} stabilization . . . . . . . . . . . . . . . . . . . . . . 24
STM32F20x LQFP64 pinout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
STM32F20x WLCSP64+2 ballout. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
STM32F20x LQFP100 pinout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
STM32F20x LQFP144 pinout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
STM32F20x LQFP176 pinout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
STM32F20x UFBGA176 ballout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Memory map . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59
Pin loading conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
Pin input voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
Power supply scheme . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
Current consumption measurement scheme . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
Number of wait states versus f_CPU and V_DD range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66
External capacitor C_EXT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66
Typical current consumption vs temperature, Run mode, code with data
processing running from RAM, and peripherals ON . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72
Typical current consumption vs temperature, Run mode, code with data
processing running from RAM, and peripherals OFF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72
Typical current consumption vs temperature, Run mode, code with data
processing running from Flash, ART accelerator OFF, peripherals ON . . . . . . . . . . . . . . . 73
Typical current consumption vs temperature, Run mode, code with data
processing running from Flash, ART accelerator OFF, peripherals OFF . . . . . . . . . . . . . . 73
Typical current consumption vs temperature in Sleep mode,
peripherals ON . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75
Typical current consumption vs temperature in Sleep mode,
peripherals OFF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75
Typical current consumption vs temperature in Stop mode . . . . . . . . . . . . . . . . . . . . . . . . 76
High-speed external clock source AC timing diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82
Low-speed external clock source AC timing diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82
Typical application with an 8 MHz crystal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 83
Typical application with a 32.768 kHz crystal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84
ACC_HSI versus temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 85
ACC_LSI versus temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 86
PLL output clock waveforms in center spread mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90
PLL output clock waveforms in down spread mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90
I/O AC characteristics definition . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 99
Recommended NRST pin protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100
Doc ID 15818 Rev 9
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