STM32U073R8 datasheet(92/146 Pages) STMICROELECTRONICS

92 / 146 page

Symbol

Parameter

Conditions(1)

Min

Typ

Max

Unit

Integral linearity error

2 V < VDDA = VREF+ < 3.6 V;

fADC = 35 MHz; fs ≤ 2.5 MSps;

TA = entire range

LSB

2.5

3.5

1.65 V < VDDA = VREF+ < 3.6 V;

TA = entire range

Range 1: fADC = 35 MHz; fs ≤ 2.2 MSps;

Range 2: fADC = 16 MHz; fs ≤ 1.1 MSps;

2.5

3.5

ENOB

Effective number of bits

VDDA = VREF+ = 3 V;

fADC = 35 MHz; fs ≤ 2.5 MSps;

TA = 25 °C

10.1

10.2

bit

2 V < VDDA = VREF+ < 3.6 V;

fADC = 35 MHz; fs ≤ 2.5 MSps;

TA = entire range

9.6

10.2

1.65 V < VDDA = VREF+ < 3.6 V;

TA = entire range

Range 1: fADC = 35 MHz; fs ≤ 2.2 MSps;

Range 2: fADC = 16 MHz; fs ≤ 1.1 MSps;

9.5

10.2

SINAD

Signal-to-noise and distortion ratio

VDDA = VREF+ = 3 V;

fADC = 35 MHz; fs ≤ 2.5 MSps;

TA = 25 °C

62.5

2 V < VDDA = VREF+ < 3.6 V;

fADC = 35 MHz; fs ≤ 2.5 MSps;

TA = entire range

59.5

1.65 V < VDDA = VREF+ < 3.6 V;

TA = entire range

Range 1: fADC = 35 MHz; fs ≤ 2.2 MSps;

Range 2: fADC = 16 MHz; fs ≤ 1.1 MSps;

SNR

Signal-to-noise ratio

VDDA = VREF+ = 3 V;

fADC = 35 MHz; fs ≤ 2.5 MSps;

TA = 25 °C

2 V < VDDA = VREF+ < 3.6 V;

fADC = 35 MHz; fs ≤ 2.5 MSps;

TA = entire range

1.65 V < VDDA = VREF+ < 3.6 V;

TA = entire range

Range 1: fADC = 35 MHz; fs ≤ 2.2 MSps;

Range 2: fADC = 16 MHz; fs ≤ 1.1 MSps;

THD

Total harmonic distortion

VDDA = VREF+ = 3 V;

fADC = 35 MHz; fs ≤ 2.5 MSps;

TA = 25 °C

-74

-73

2 V < VDDA = VREF+ < 3.6 V;

fADC = 35 MHz; fs ≤ 2.5 MSps;

TA = entire range

-74

-70

1.65 V < VDDA = VREF+ < 3.6 V;

TA = entire range

Range 1: fADC = 35 MHz; fs ≤ 2.2 MSps;

Range 2: fADC = 16 MHz; fs ≤ 1.1 MSps;

-74

-70

1. I/O analog switch voltage booster enabled (BOOSTEN = 1 in the SYSCFG_CFGR1) when VDDA < 2.4 V and disabled when VDDA ≥ 2.4 V.

STM32U073x8/B/C

Electrical characteristics

DS14548 - Rev 2

page 92/146

STM32U073R8 Datasheet(PDF) 92 Page - STMicroelectronics

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