STM32G474PBY3TR datasheet(159/236 Pages) STMICROELECTRONICS

No. de pieza	STM32G474PBY3TR

Descripción Electrónicos	Arm® Cortex®-M4 32-bit MCUFPU, 170 MHz / 213 DMIPS, 128 KB SRAM, rich analog, math acc, 184 ps 12 chan Hi-res timer

PDF	236 Pages

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Fabricante Electrónico	STMICROELECTRONICS [STMicroelectronics]

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159 / 236 page

DS12288 Rev 5

159/236

STM32G474xB STM32G474xC STM32G474xE

Electrical characteristics

200

tSETTLING

Settling time (full scale: for

a 12-bit code transition

between the lowest and the

highest input codes when

DAC_OUT reaches final

value)

VDDA<2,7V

With One comparator

on DAC output

10%-90%

5%-95%

116

1%-99%

181

32lsb

196

1lsb

332

VDDA<2,7V

With One comparator

and OPAMP on DAC

output

10%-90%

128

5%-95%

170

1%-99%

265

32lsb

284

1lsb

483

tWAKEUP(2)

Wakeup time from off state

(setting the ENx bit in the

DAC Control register) until

final value ±1 LSB

Normal mode CL ≤ 10 pF

1.4

3.5

µs

PSRR

VDDA supply rejection ratio

VDD > 2.7 V

VDD <2.7 V

tSAMP

Sampling time in sample

and hold mode (code

transition between the

lowest input code and the

highest input code when

DACOUT reaches final

value ±1LSB)

0.7

µs

CIint

Internal sample and hold

capacitor

dV/dt (hold

phase)

Voltage decay rate in

Sample and hold mode,

during hold phase

CSH = 4 pF

T = 55°C

-50

mV/ms

IDDA(DAC)

DAC consumption from

VDDA

No load, middle code (0x800)

0.2

µA

IDDV(DAC)

DAC consumption from

VREF+

No load, middle code (0x800)(3)

-720

955

1. Guaranteed by design.

2. In buffered mode, the output can overshoot above the final value for low input code (starting from min value).

3. Worst case consumption is at code 0x800.

Table 76. DAC 15MSPS characteristics(1) (continued)

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

STM32G474PBY3TR Datasheet(PDF) 159 Page - STMicroelectronics

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