STA8089GR datasheet(19/30 Pages) STMICROELECTRONICS

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DS12849 Rev 1

19/30

STA8089GR

Electrical characteristics

4.6

Recommended DC operating conditions

Table 11 lists the functional recommended operating DC parameters for STA8089GR.

PLPVR(1)

Always ON area power

(total VINB)

fARM = 196 MHz;

fAHB = 49 MHz;

Tamb = 25 °C; VINB = 3.3 V

—1

—

PIO(1)

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(2)

—7

—

μA

1. Not tested in production.

2. STDBY_OUT pin not supported in deep standby.

Table 10. Power consumption (continued)

Symbol

Parameter

Test condition

Min.

Typ.

Max. Unit

Table 11. 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

VDDD

Power supply pins for the core logic.

1.0

1.1

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

1.71

1.89

VINL2

LDO2 input supply voltage to generate 1.2 V

1.60

4.30

Operating case temperature

-40

°C

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