STM32L151CCU6 datasheet(98/136 Pages) STMICROELECTRONICS

部件名	STM32L151CCU6

功能描述	Ultra-low-power 32-bit MCU ARM®-based Cortex®-M3, 256KB Flash, 32KB SRAM, 8KB EEPROM, LCD, USB, ADC, DAC

PDF	136 Pages

Scroll/Zoom	100%

制造商	STMICROELECTRONICS [STMicroelectronics]

网页	http://www.st.com

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98 / 136 page

Electrical characteristics

STM32L151xC STM32L152xC

98/136

DocID022799 Rev 13

6.3.17

12-bit ADC characteristics

Unless otherwise specified, the parameters given in Table 56 are guaranteed by design.

Table 55. ADC clock frequency

Symbol Parameter

Conditions

Min

Max

Unit

fADC

ADC clock

frequency

Voltage

range 1 & 2

2.4 V

≤VDDA ≤3.6 V

VREF+ = VDDA

0.480

MHz

VREF+ < VDDA

VREF+ > 2.4 V

VREF+ < VDDA

VREF+ ≤2.4 V

1.8 V

≤VDDA ≤2.4 V

VREF+ = VDDA

VREF+ < VDDA

Voltage range 3

Table 56. ADC characteristics

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

VDDA

Power supply

1.8

3.6

VREF+

Positive reference voltage

1.8(1)

-VDDA

VREF-

Negative reference voltage

VSSA

IVDDA

Current on the VDDA input pin

1000

1450

µA

IVREF(2) Current on the VREF input pin

Peak

400

700

Average

450

VAIN

Conversion voltage range(3)

-0(4)

-VREF+

12-bit sampling rate

Direct channels

Msps

Multiplexed channels

0.76

10-bit sampling rate

Direct channels

1.07

Msps

Multiplexed channels

0.8

8-bit sampling rate

Direct channels

1.23

Msps

Multiplexed channels

0.89

6-bit sampling rate

Direct channels

1.45

Msps

Multiplexed channels

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