L9963E datasheet(60/184 Pages) STMICROELECTRONICS

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4.9.6

Electrial parameters

4.9.6.1

Analog input

All parameters are tested and guaranteed in the following conditions, unless otherwise noted:

9.6 V < VBAT < 64 V; -40 °C < Tambient < 105 °C

Table 48. GPIO electrical parameters for analog input configuration

Symbol

Parameter

Test conditions

Min.

Typ.

Max. Unit

VGPIOAN

GPIO Analog Voltage Input

Measurement Range(1)

Design info

Valid for GPIO3-9

0.1

VGPIO_ABS_RES

GPIO Analog Voltage Input

Measurement Resolution, when

ratio_abs_x_sel = 0

Application Info,

same as VCELLRES

μV

VGPIO_RATIO_RES

GPIO Analog Voltage Input

Measurement Resolution, when

ratio_abs_x_sel = 1

Application Info

2-16

IOUT_HIZ

Analog Input leakage current

Output buffer in

tristate 0 < VGPIO <

VCOM – 0.5 V

-0.5

0.5

μA

VGPIOANERR0

Accuracy

VBAT = C14

C0 = GND

0.1 V ≤ VCELL < 0.3

-40 °C < TJ < 125 °C

-10

VGPIOANERR1

0.3 V ≤ VCELL < 0.5

-40 °C < TJ < 125 °C

-5

VGPIOANERR2

0.5 V ≤ VCELL ≤ 5 V

105 °C < TJ < -125

°C

-7

VGPIOANERR3

0.5 V ≤ VCELL < 3.2

-40 °C < TJ < 105 °C

-2

VGPIOANERR4

3.2 V ≤ VCELL ≤ 4.3

-40 °C < TJ < 105 °C

-2.4

2.4

VGPIOANERR5

4.3 V ≤ VCELL ≤ 4.7

-40 °C < TJ < 105 °C

-2.6

2.6

VGPIOANERR6

4.7 V ≤ VCELL ≤ 5 V

-40 °C < TJ < 105 °C

-6

VGPIOANERR0

Accuracy + Drift

VBAT = C14

C0 = GND

Noise contribution is VCELL_NOISE1

0.1 V ≤ VGPIO < 0.3

-40 °C < TJ < 125 °C

-10

VGPIOANERR1

0.3 V ≤ VGPIO < 0.5

-40 °C < TJ < 125 °C

-5

VGPIOANERR2

0.5 V ≤ VGPIO ≤ 5 V

105 °C < TJ < -125

°C

-8

L9963E

General purpose I/O: GPIOs

DS13636 - Rev 12

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