Silicon Laboratories SI4734/35-B20 manual Si4734/35-B20, DC Characteristics

Si4734/35-B20

Table 3. DC Characteristics

(VDD = 2.7 to 5.5 V, VIO = 1.5 to 3.6 V, TA = –20 to 85 °C)

Parameter

Symbol

Test Condition

Min

Typ

Max

Unit

FM Mode

Supply Current

IFM

—

19.2

22

mA

Supply Current1

I

Low SNR level

—

19.8

23

mA

FM

RDS Supply Current2

I

—

19.9

23

mA

FM

Supply Current2

IFMD

Digital Output Mode

—

18.0

20.5

mA

AM/SW/LW Mode

Supply Current

IAM

Analog Output Mode

—

17.3

20.5

mA

Supply Current2

I

Digital Output Mode

—

15.5

20.5

mA

AMD

Supplies and Interface

Interface Supply Current

IIO

—

320

600

µA

VDD Powerdown Current

IDDPD

—

10

20

µA

VIO Powerdown Current

IIOPD

SCLK, RCLK inactive

—

1

10

µA

High Level Input Voltage3

VIH

0.7 x VIO

—

VIO + 0.3

V

Low Level Input Voltage3

VIL

–0.3

—

0.3 x VIO

V

High Level Input Current3

I

IH

V

IN

= V

IO

= 3.6 V

–10

—

10

µA

Low Level Input Current3

IIL

VIN = 0 V,

–10

—

10

µA

VIO = 3.6 V

High Level Output Voltage4

V

OH

I

= 500 µA

0.8 x V

IO

—

—

V

OUT

Low Level Output Voltage4

VOL

IOUT = –500 µA

—

—

0.2 x VIO

V

Notes:

1.LNA is automatically switched to higher current mode for optimum sensitivity in weak signal conditions.

2.Specifications are guaranteed by characterization.

3.For input pins SCLK, SEN, SDIO, RST, RCLK, DCLK, and DFS.

4.For output pins SDIO, DOUT, GPO1, GPO2, and GPO3.

Rev. 1.0 5