STM32L151UC View Datasheet(PDF) - STMicroelectronics

Part Name

Description

MFG CO.

STM32L151UC

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

STMicroelectronics 

STM32L151xC STM32L152xC

6.3.18

DAC electrical specifications

Data guaranteed by design, unless otherwise specified.

Symbol

Parameter

Table 59. DAC characteristics

Conditions

Min

VDDA

Analog supply voltage

-

1.8

VREF+

Reference supply

voltage

VREF+ must always be below

VDDA

1.8

VREF-

Lower reference voltage

-

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

-

IDDVREF+(1)

VREF+ supply

VREF+ = 3.3 V

No load, worst code (0x000)

-

IDDA(1)

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

-

VDDA supply

VDDA = 3.3 V

No load, worst code (0xF1C)

-

RL

CL(2)

Resistive load

Capacitive load

Connected to

DAC output VSSA

5

buffer ON

Conected to

VDDA

25

DAC output buffer ON

-

RO

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(3)

CL ≤ 50 pF, RL ≥ 5 kΩ

DAC output buffer ON

No RL, CL ≤ 50 pF

DAC output buffer OFF

-

-

INL(1)

Integral non linearity(4)

CL ≤ 50 pF, RL ≥ 5 kΩ

DAC output buffer ON

-

No RL, CL ≤ 50 pF

DAC output buffer OFF

-

Offset(1)

Offset error at code

0x800 (5)

CL ≤ 50 pF, RL ≥ 5 kΩ

DAC output buffer ON

No RL, CL ≤ 50 pF

DAC output buffer OFF

-

-

Offset1(1)

Offset error at code

0x001(6)

No RL, CL ≤ 50 pF

DAC output buffer OFF

-

Electrical characteristics

Typ

Max

Unit

-

3.6

-

3.6

V

VSSA

130

220

220

350

µA

210

320

320

520

-

-

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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