STA8090WGR datasheet(21/32 Pages) STMICROELECTRONICS

21 / 32 page

DS12835 Rev 1

21/32

STA8090WGR

Electrical characteristics

4.6

Recommended DC operating conditions

Table 13 lists the functional recommended operating DC parameters for STA8090WGR.

PMVR

Switchable area power;

(total VINL1)

fARM = 196 MHz;

fAHB = 49 MHz;

Tamb = 25 °C;

VINL1 = 1.8 V; UART

active; other peripherals

inactive

–90

–

PLPVR

Always ON area power

(total VINB)

fARM = 196 MHz;

fAHB = 49 MHz;

Tamb = 25 °C; VINB = 3.3 V

–1

–

PIO

IO rings power (total

VDDIO_R1 + VDDIO_R2)

fARM = 196 MHz;

fAHB = 49 MHz;

Tamb = 25 °C;

VINL1 = 1.8 V; UART

active; other peripherals

inactive

–4

–

IDStandby

Standby mode supply

current

RTC

running = 32.768 kHz;

Tamb = 25 °C; VINB = 1.8 V

—29

—

μA

IDDeepStandby

Deep standby mode

supply current(1)

—7

—

μA

1. STDBY_OUT pin not supported in deep standby.

Table 12. Power consumption (continued)

Symbol

Parameter

Test condition

Min

Typ

Max

Unit

Table 13. Recommended DC operating conditions

Symbol

Parameter

Min

Typ

Max

Unit

VCC_CHAIN Analog supply voltage for RF chain (1.2 V)

1.08

1.20

1.32

VCC_PLL

Analog supply voltage for PLL RF (1.2 V)

1.08

1.20

1.32

VCC_RF

Analog supply voltage for RF (1.2 V)

1.08

1.20

1.32

VDD_SQI

Digital supply voltage for SQI I/O ring (1.8 V)

1.71

1.80

1.89

Digital supply voltage for SQI I/O ring (3.3 V)

3.00

3.30

3.60

VDDD

Power supply pins for the core logic.

1.00

1.10

1.32

VDDIO_R1

Digital supply voltage for I/O ring 1 (1.8 V)

1.71

1.80

1.89

Digital supply voltage for I/O ring 1 (3.3 V)

3.00

3.30

3.60

VDDIO_R2

Digital supply voltage for I/O ring 2 (3.3 V)

3.00

3.30

3.60

VINB

Backup LDO input supply voltage (1.6 V to 4.3 V)

1.60

–

4.30

VINL1

LDO1 input supply voltage to generate 1.8 V

2.10

–

4.30

VINL2

LDO2 input supply voltage to generate 1.2 V

1.60

–

4.30

VINM

SMPS coil input supply voltage to generate 1.1 V

2.10

–

4.30

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