STM32L152R6U6TTR 데이터 시트보기 (PDF) - STMicroelectronics

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STM32L152R6U6TTR

Ultra-low-power 32-bit MCU ARM®-based Cortex®-M3, 128KB Flash, 16KB SRAM, 4KB EEPROM, LCD, USB, ADC, DAC

STMicroelectronics 

STM32L151x6/8/B STM32L152x6/8/B

Electrical characteristics

6.3.18

DAC electrical specifications

Data guaranteed by design, unless otherwise specified.

Symbol

Parameter

Table 57. DAC characteristics

Conditions

Min

VDDA

VREF+

VREF-

IDDVREF+(1)

IDDA(1)

RL

CL

RO

Analog supply voltage

-

1.8

Reference supply voltage

VREF+ must always be below

VDDA

1.8

Lower reference voltage

-

Current consumption on No load, middle code (0x800)

-

VREF+ supply

VREF+ = 3.3 V

No load, worst code (0x000)

-

Current consumption on No load, middle code (0x800)

-

VDDA supply

VDDA = 3.3 V

No load, worst code (0xF1C)

-

Resistive load

DAC output Connected to VSSA 5

buffer ON Connected to VDDA 25

Capacitive load

DAC output buffer ON

-

Output impedance

DAC output buffer OFF

12

DAC output buffer ON

0.2

VDAC_OUT

Voltage on DAC_OUT

output

DAC output buffer OFF

0.5

DNL(1)

Differential non

linearity(2)

CL ≤ 50 pF, RL ≥ 5 kΩ

DAC output buffer ON

No RLOAD, CL ≤ 50 pF

DAC output buffer OFF

-

-

INL(1)

Integral non linearity(3)

CL ≤ 50 pF, RL ≥ 5 kΩ

DAC output buffer ON

-

No RLOAD, CL ≤ 50 pF

DAC output buffer OFF

-

Offset(1)

Offset error at code

0x800 (4)

CL ≤ 50 pF, RL ≥ 5 kΩ

DAC output buffer ON

No RLOAD, CL ≤ 50 pF

DAC output buffer OFF

-

-

Offset1(1)

Offset error at code

0x001(5)

No RLOAD, CL ≤ 50 pF

DAC output buffer OFF

-

Typ

Max

Unit

-

3.6

V

-

3.6

V

VSSA

V

130

220

µA

220

350

µA

210

320

µA

320

520

µA

-

-

kΩ

-

-

-

50

pF

16

20

kΩ

-

VDDA – 0.2 V

-

VREF+ –

1LSB

mV

1.5

3

1.5

3

2

4

2

4

LSB

±10

±25

±5

±8

±1.5

±5

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