STM8L151G4Y3 datasheet(7/122 Pages) STMICROELECTRONICS

Part #	STM8L151G4Y3

Description	8-bit ultralow power MCU, up to 32 KB Flash, 1 KB Data EEPROM RTC, LCD, timers, USART, I2C, SPI, ADC, DAC, comparators

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Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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7 / 122 page

STM8L151xx, STM8L152xx

List of figures

Doc ID 15962 Rev 5

7/122

List of figures

Figure 1.

STM8L15xxx device block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

Figure 2.

STM8L15x clock tree diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

Figure 3.

STM8L151Gx UFQFPN 28 package pinout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24

Figure 4.

STM8L151Gx WLCSP28 package pinout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24

Figure 5.

STM8L151Kx 32-pin package pinout (without LCD). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25

Figure 6.

STM8L152Kx 32-pin package pinout (with LCD) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25

Figure 7.

STM8L151Cx 48-pin pinout (without LCD) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25

Figure 8.

STM8L152Cx 48-pin pinout (with LCD) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26

Figure 9.

Memory map . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35

Figure 10.

Pin loading conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60

Figure 11.

Pin input voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61

Figure 12.

POR/BOR thresholds . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65

Figure 13.

Typ. IDD(RUN) vs. VDD, fCPU = 16 MHz . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68

Figure 14.

Typ. IDD(Wait) vs. VDD, fCPU = 16 MHz 1). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70

Figure 15.

Typ. IDD(LPR) vs. VDD (LSI clock source) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72

Figure 16.

Typ. IDD(LPW) vs. VDD (LSI clock source) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74

Figure 17.

HSE oscillator circuit diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80

Figure 18.

LSE oscillator circuit diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81

Figure 19.

Typical HSI frequency vs VDD. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82

Figure 20.

Typical LSI frequency vs. VDD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 83

Figure 21.

Typical VIL and VIH vs VDD (standard I/Os) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 86

Figure 22.

Typical VIL and VIH vs VDD (true open drain I/Os) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 86

Figure 23.

Typical pull-up resistance RPU vs VDD with VIN=VSS . . . . . . . . . . . . . . . . . . . . . . . . . . . . 87

Figure 24.

Typical pull-up current Ipu vs VDD with VIN=VSS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 87

Figure 25.

Typ. VOL @ VDD = 3.0 V (standard ports). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89

Figure 26.

Typ. VOL @ VDD = 1.8 V (standard ports). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89

Figure 27.

Typ. VOL @ VDD = 3.0 V (true open drain ports) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89

Figure 28.

Typ. VOL @ VDD = 1.8 V (true open drain ports) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89

Figure 29.

Typ. VDD - VOH @ VDD = 3.0 V (standard ports) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89

Figure 30.

Typ. VDD - VOH @ VDD = 1.8 V (standard ports) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89

Figure 31.

Typical NRST pull-up resistance RPU vs VDD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90

Figure 32.

Typical NRST pull-up current Ipu vs VDD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 91

Figure 33.

Recommended NRST pin configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 91

Figure 34.

SPI1 timing diagram - slave mode and CPHA=0 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93

Figure 35.

SPI1 timing diagram - slave mode and CPHA=1(1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93

Figure 36.

SPI1 timing diagram - master mode(1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 94

Figure 37.

Typical application with I2C bus and timing diagram 1) . . . . . . . . . . . . . . . . . . . . . . . . . . . 96

Figure 38.

ADC1 accuracy characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 105

Figure 39.

Typical connection diagram using the ADC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 105

Figure 40.

Power supply and reference decoupling (VREF+ not connected to VDDA). . . . . . . . . . . . . 106

Figure 41.

Power supply and reference decoupling (VREF+ connected to VDDA) . . . . . . . . . . . . . . 106

Figure 42.

UFQFPN28 – 28-lead very very thin fine pitch quad flat no-lead package outline (4 x 4) 111

Figure 43.

Recommended footprint (dimensions in mm)(1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 111

Figure 44.

WLCSP28 – 28-pin wafer level chip scale package,

package outline . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 113

Figure 45.

UFQFPN32 - 32-lead ultra thin fine pitch quad flat no-lead package outline (5 x 5). . . . . 115

Figure 46.

UFQFPN32 recommended footprint(1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115

Figure 47.

LQFP32 – 32-pin low profile quad flat package outline . . . . . . . . . . . . . . . . . . . . . . . . . . 116

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