Table 18. Current consumption

Symbol

Parameter

Test condition

Min. Typ. Max. Unit

IBK_Normal

Current consumption at

VBK_IN in normal mode

VBK_IN = 3.3 V

1

mA

IBK_Standby

Current consumption at

VBK_IN in standby mode

VBK_IN = 3.3 V

TAMB = - 40 C°

45

μA

ICORE_Functio

nal_85

Current consumption at

VCORE_IN with ST

reference application design

running

VCORE_IN = 3.3

VEXT_REG_SEL = Low

Max. ambient temperature = 85 °C

300(1) mA

ICC_VRFIN

Current consumption at

VRF_IN

VRF_IN = 3.3 V

AllRF block ON, with VCC_LNA and

VCC_PLL connected to VRF_OUT on PCB.

Tamb = 25 °C

28

mA

ICC_VRFIN_off

Current consumption at

VRF_IN with G5RF in

standby (off)

VRF_IN = 3.3 VAll RF block OFF, with

VCC_LNA and VCC_PLL connected to

VRF_OUT on PCB.

Tamb = 25 °C

150

μA

1. Maximum current at VCORE is limited by maximum junction temperature at 125 °C (which depends on application printed

circuit board).

Table 19. RF Electrical characteristics

Symbol

Parameter

Test conditions

Min. Typ. Max. Unit

LNA

Gp

Power gain

L1 band

-

15

-

dB

L5 band

-

15

-

NF

Noise figure(1)

L1 band

-

2.5

-

dB

L5 band

-

2.5

-

LNA P_1dB Input compression point

-

-

-16

-

dBm

RFA - MIXER - IF FILTER - VGA

GpRFA

RFA voltage gain

Max gain

15

dB

Min gain

5

dB

GC

Conversion gain (from RFA in to ADC input)

VGA and RFA at max gain

90

dB

VGA and RFA at min gain

40

VGA

VGA dynamic range

50

dB

P_1dB

RF-IF-VGA input compression Point

In band

RFA max VGA max

-100

dBm

In band

RFA max VGA min

-50

NFRF-IF

RF-IF-VGA noise figure(1)

VGA and RFA at max gain in L1 - L5 - L

band

5

dB

BW

-1 dB high freq. corner IF filter

Set corner #1

13

MHz

ATT

Aliasing frequency rejection

F = 51 MHz (corner #1)

20

dB

STA8135G

Electrical specifications

DS14788 - Rev 1

page 22/41