STM8TL52X4 datasheet(47/84 Pages) STMICROELECTRONICS

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STM8TL52x4 STM8TL53x4

Electrical parameters

9.3.4

ProxSense Regulator Voltage

9.3.5

Supply current characteristics

Total current consumption

The MCU is placed under the following conditions:



All I/O pins in input mode with a static value at VDD or VSS (no load)



All peripherals are disabled except if explicitly mentioned

Subject to general operating conditions for VDD and TA.

Table 18. ProxSense voltage regulator characteristics

Symbol

Parameter

Conditions

Min.

Typ.

Max.

Unit

Creg (1)

1. The capacitor must be routed as close as PXS_VREG as possible (≤ 1cm)

Voltage regulator

decoupling capacitance (2)

2. Equivalent serial resistor ≤ 1Ω

-0.5

µF

Vreg

Regulated voltage during

acquisition

1.45

Table 19. Total current consumption in Run mode (1)

1. Based on characterization results, unless otherwise specified.

Symbol

Parameter

Conditions(2)

2. All peripherals off, VDD from 1.65 V to 3.6 V, HSI internal RC oscillator, fCPU=fMASTER.

Typ.

Max.(3)

3. Maximum values are given for TA = 40 to 85 °C.

Unit

IDD (Run)

Supply

current in

Run mode

Code executed from

RAM

fMASTER = 2 MHz

0.4

0.6

fMASTER = 4 MHz

0.55

0.7

fMASTER = 8 MHz

0.9

1.2

fMASTER = 16 MHz

1.6

2.1(4)

4. Tested in production.

Code executed from

Flash

fMASTER = 2 MHz

0.56

0.7

fMASTER = 4 MHz

0.88

1.8

fMASTER = 8 MHz

1.5

2.5

fMASTER = 16 MHz

2.8

3.5

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