STM32F302XD datasheet(140/168 Pages) STMICROELECTRONICS

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Electrical characteristics

STM32F302xD STM32F302xE

140/168

DocID026900 Rev 4

IREF

DAC DC current

consumption in quiescent

mode (Standby mode)

With no load, worst code

(0xF1C) on the input

220

µA

IDDA(3)

DAC DC current

consumption in quiescent

mode (Standby mode)(2)

With no load, middle code

(0x800) on the input.

380

µA

With no load, worst code

(0xF1C) on the input.

480

µA

DNL(3)

Differential non linearity

Difference between two

consecutive code-1LSB)

Given for a 10-bit input code

±0.5

LSB

Given for a 12-bit input code

±2

LSB

INL(3)

Integral non linearity

(difference between

measured value at Code i

and the value at Code i on a

line drawn between Code 0

and last Code 4095)

Given for a 10-bit input code

±1

LSB

Given for a 12-bit input code

±4

LSB

Offset(3)

Offset error (difference

between measured value at

Code (0x800) and the ideal

value = VDDA/2)

±10

Given for a 10-bit input code

at VDDA = 3.6 V

±3

LSB

Given for a 12-bit input code

at VDDA = 3.6 V

±12

LSB

Gain error(3) Gain error

Given for a 12-bit input code

±0.5

tSETTLING(3)

Settling time (full scale: for a

12-bit input code transition

between the lowest and the

highest input codes when

DAC_OUT reaches final

value ±1LSB

CLOAD

≤50 pF,

RLOAD

≥ 5 kΩ

-3

µs

tSTAB

Power-up time

conver

sion

cycle

Update rate(3)

Max frequency for a correct

DAC_OUT change when

small variation in the input

code (from code i to i+1LSB)

CLOAD

≤50 pF,

RLOAD

≥ 5 kΩ

MS/s

tWAKEUP(3)

Wakeup time from off state

(Setting the ENx bit in the

DAC Control register)

CLOAD

≤50 pF,

RLOAD

≥ 5 kΩ

-6.5

µs

PSRR+ (1)

Power supply rejection ratio

(to VDDA) (static DC

measurement

CLOAD

= 50 pF,

No RLOAD

≥ 5 kΩ,

–67

–40

Iskink(1)

Output sink current

DAC buffer ON

Output level higher

than 0.2 V

100

µA

1. Guaranteed by design, not tested in production.

Table 86. DAC characteristics (continued)

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

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