STM32WB50CG datasheet(98/119 Pages) STMICROELECTRONICS

Part #	STM32WB50CG

Description	Multiprotocol wireless 32-bit MCU Arm®-based Cortex®-M4 with FPU, Bluetooth® 5.2 or 802.15.4 radio solution

PDF	119 Pages

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Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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98 / 119 page

Electrical characteristics

STM32WB50CG STM32WB30CE

98/119

DS13047 Rev 5

tADCVREG_STUP

ADC voltage regulator

start-up time

µs

tCONV

Total conversion time



(including sampling time)

fADC = 32 MHz

Resolution = 12 bits

0.469

20.41

µs

Resolution = 12 bits

ts + 12.5 cycles for successive

approximations = 15 to 653

1/fADC

IDDA(ADC)

ADC consumption from

the VDDA supply

fs = 2.13 Msps

340

415

µA

fs = 1 Msps

160

220

fs = 10 ksps

IDDV_S(ADC)

ADC consumption from

the VREF+ single ended

mode

fs = 2.13 Msps

µA

fs = 1 Msps

fs = 10 ksps

0.6

IDDV_D(ADC)

ADC consumption from

the VREF+ differential

mode

fs = 2.13 Msps

128

155

µA

fs = 1 Msps

fs = 10 ksps

1.3

1. Guaranteed by design

2. The I/O analog switch voltage booster is enabled when VDDA < 2.4 V (BOOSTEN = 1 in the SYSCFG_CFGR1 when

VDDA < 2.4V). It is disable when VDDA ≥ 2.4 V.

VREF+ is internally connected to VDDA and VREF- is internally connected to VSS.

Table 70. ADC characteristics(1) (2) (continued)

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

Table 71. ADC sampling time(1)(2)

Resolution (bits)

RAIN

(kΩ)

Minimum sampling time (ns)

Sampling cycles

057

2.5

0.05

2.5

0.1

2.5

0.2

2.5

0.5

104

6.5

1151

6.5

526

24.5

994

47.5

1932

92.5

4744

247.5

100

9430

640.5

STM32WB50CG Datasheet(PDF) 98 Page - STMicroelectronics

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