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STM8L052C6 Datasheet(PDF) 7 Page - STMicroelectronics

No. de pieza STM8L052C6
Descripción Electrónicos  Value Line, 8-bit ultra-low-power MCU, 32-KB Flash, 256-byte data EEPROM, RTC, LCD, timers, USART, I2C, SPI, ADC
PDF  103 Pages
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Fabricante Electrónico  STMICROELECTRONICS [STMicroelectronics]
Página de inicio  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STM8L052C6 Datasheet(HTML) 7 Page - STMicroelectronics

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STM8L052C6
List of figures
7
List of figures
Figure 1.
Medium-density value line STM8L052C6 device block diagram . . . . . . . . . . . . . . . . . . . . 12
Figure 2.
Medium-density value line STM8L052C6 clock tree diagram . . . . . . . . . . . . . . . . . . . . . . 17
Figure 3.
STM8L052C6 48-pin LQFP48 package pinout (with LCD) . . . . . . . . . . . . . . . . . . . . . . . . 23
Figure 4.
Memory map
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Figure 5.
Pin loading conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
Figure 6.
Pin input voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
Figure 7.
POR/BOR thresholds . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
Figure 8.
Typ. IDD(RUN) vs. VDD, fCPU = 16 MHz . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59
Figure 9.
Typ. IDD(Wait) vs. VDD, fCPU = 16 MHz 1). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
Figure 10.
Typ. IDD(LPR) vs. VDD (LSI clock source) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
Figure 11.
Typ. IDD(LPW) vs. VDD (LSI clock source) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
Figure 12.
HSE oscillator circuit diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
Figure 13.
LSE oscillator circuit diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70
Figure 14.
Typical HSI frequency vs. VDD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71
Figure 15.
Typical LSI frequency vs. VDD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72
Figure 16.
Typical VIL and VIH vs. VDD (high sink I/Os). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76
Figure 17.
Typical VIL and VIH vs. VDD (true open drain I/Os). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76
Figure 18.
Typical pull-up resistance RPU vs. VDD with VIN=VSS. . . . . . . . . . . . . . . . . . . . . . . . . . . . 77
Figure 19.
Typical pull-up current Ipu vs. VDD with VIN=VSS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 77
Figure 20.
Typ. VOL @ VDD = 3.0 V (high sink ports) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79
Figure 21.
Typ. VOL @ VDD = 1.8 V (high sink ports) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79
Figure 22.
Typ. VOL @ VDD = 3.0 V (true open drain ports) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79
Figure 23.
Typ. VOL @ VDD = 1.8 V (true open drain ports) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79
Figure 24.
Typ. VDD - VOH @ VDD = 3.0 V (high sink ports) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79
Figure 25.
Typ. VDD - VOH @ VDD = 1.8 V (high sink ports) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79
Figure 26.
Typical NRST pull-up resistance RPU vs. VDD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80
Figure 27.
Typical NRST pull-up current Ipu vs. VDD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81
Figure 28.
Recommended NRST pin configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81
Figure 29.
SPI1 timing diagram - slave mode and CPHA=0 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 83
Figure 30.
SPI1 timing diagram - slave mode and CPHA=1(1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 83
Figure 31.
SPI1 timing diagram - master mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84
Figure 32.
Typical application with I2C bus and timing diagram 1) . . . . . . . . . . . . . . . . . . . . . . . . . . . 86
Figure 33.
ADC1 accuracy characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 92
Figure 34.
Typical connection diagram using the ADC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 92
Figure 35.
Maximum dynamic current consumption on VREF+ supply pin during ADC
conversion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93
Figure 36.
Power supply and reference decoupling (VREF+ not connected to VDDA). . . . . . . . . . . . . . 94
Figure 37.
Power supply and reference decoupling (VREF+ connected to VDDA) . . . . . . . . . . . . . . . 94
Figure 38.
LQFP48 - 48-pin, 7 x 7 mm low-profile quad flat package outline . . . . . . . . . . . . . . . . . . . 98
Figure 39.
LQFP48 - 48-pin, 7 x 7 mm low-profile quad flat recommended footprint . . . . . . . . . . . . 100
Figure 40.
LQFP48 marking example (package top view) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100



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