STM32L072CZ datasheet(107/160 Pages) STMICROELECTRONICS

部件名	STM32L072CZ

功能描述	Ultra-low-power 32-bit MCU Arm®-based Cortex®-M0, up to 192KB Flash, 20KB SRAM, 6KB EEPROM, USB, ADC, DACs

PDF	160 Pages

Scroll/Zoom	100%

制造商	STMICROELECTRONICS [STMicroelectronics]

网页	http://www.st.com

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107 / 160 page

DS10689 Rev 5

107/160

STM32L072xx

Electrical characteristics

122

6.3.16

DAC electrical characteristics

Data guaranteed by design, not tested in production, unless otherwise specified.

Table 67. DAC characteristics

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

VDDA

Analog supply voltage

1.8

3.6

VREF+

Reference supply voltage

VREF+ must always be

below VDDA

1.8

3.6

VREF-

Lower reference voltage

VSSA

IDDVREF+(1)

Current consumption on VREF+

supply

VREF+ = 3.3 V

No load, middle code

(0x800)

130

220

µA

No load, worst code

(0x000)

220

350

IDDA (2)

Current consumption on VDDA

supply,

VDDA = 3.3 V

No load, middle code

(0x800)

µA

No load, worst code

(0xF1C)

RL(3)

Resistive load

DAC output

connected

to VSSA

connected

to VDDA

CL(3)

Capacitive load

DAC output buffer ON

Output impedance

DAC output buffer OFF

VDAC_OUT

Voltage on DAC_OUT output

DAC output buffer ON

0.2

VDDA – 0.2

DAC output buffer OFF

0.5

VREF+ –

1LSB

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