L9800 datasheet(26/55 Pages) STMICROELECTRONICS

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Symbol

Description

Comment

Min. Nom.

Max.

Unit

IVBATT(ACTIVE_COR)

Analog supply current

consumption in active

mode - channels OFF

from VBATT pin when

VBATT is lower than

VDDIO (the device is

supplied by VDDIO)

VIDLE = 5 V, VINn =0 V,

VDDIO = 5 V, fSCLK = 0 MHz,

CFG_1.ACT = 1B,

PWM_SPI.OUTn = 0B,

DIAG_OFF_EN.OUTn = 0B,

VBATT=VDDIO - 1 V

-0.1

0.1

TVBATTUVFLT

VBATT undervoltage

filter

Covered by SCAN

µs

VDDIO pin

VDDIO(OP)

VDDIO supply operating

voltage range

fSCLK = 8 MHz, design info

3.0

5.5

VDDIO(UV)

Undervoltage shut down

threshold

MISO from “low” to high-Z

2.65

2.8

VDDIO(UV_RECOVERY)

Analog supply threshold

for recovery after

VDDIO undervoltage

MISO from “low” to high-Z

2.7

2.85

3.1

dVDDIO/dtpwrup

Supply slew rate during

power-up (VDDIO from

10% to 90%)

V/µs

IVDDIO(SLEEP)

VDDIO supply current in

sleep mode

VIDLE = 0 V, VINn = 0 V,

VDDIO = 5 V, TJ ≤ 85 °C

µA

VIDLE = 0 V, VINn = 0 V,

VDDIO = 5 V, TJ = 150 °C

IVDDIO(IDLE)

VDDIO supply current in

idle mode

VIDLE = 5 V, VINn = 0 V,

VDDIO = 5 V, fSCLK = 0 MHz,

CFG_1.ACT = 0B,

PWM_SPI.OUTn = 0B,

DIAG_OFF_EN.OUTn = 0B

1.2

IVDDIO(IDLE) T

J high

VDDIO supply current in

idle mode for TJ high

VIDLE = 5 V, VINn = 0 V,

VDDIO = 5 V, fSCLK = 0 MHz,

CFG_1.ACT = 0B,

PWM_SPI.OUTn = 0B,

DIAG_OFF_EN.OUTn = 0B

IVDDIO(IDLE)

VDDIO supply current in

idle mode from VDDIO

pin when VBATT is

lower than VDDIO (the

device is supplied by

VDDIO)

VIDLE = 5 V, VINn = 0 V,

VDDIO = 5 V, fSCLK = 0 MHz,

CFG_1.ACT = 0B,

PWM_SPI.OUTn = 0B,

DIAG_OFF_EN.OUTn = 0B,

VBATT = VDDIO - 1 V

2.2

IVDDIO(ACTIVE)

VDDIO supply current in

active mode–channels

OFF from VDDIO pin

when VBATT is lower

than VDDIO (the device

is supplied by VDDIO)

VIDLE = 5 V, VINn = 0 V,

VDDIO = 5 V, fSCLK = 0 MHz,

CFG_1.ACT = 1B,

PWM_SPI.OUTn = 0B,

DIAG_OFF_EN.OUTn = 0B,

4.2

L9800

Power supply

DS14041 - Rev 2

page 26/55

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