
Si4736/37/38/39-C40
Table 3. DC Characteristics
(V DD = 2.7 to 5.5 V, V IO = 1.85 to 3.6 V, T A = –20 to 85 °C)
Parameter
Symbol
Test Condition
Min
Typ
Max
Unit
FM Mode
Supply Current 1
I FM
—
19.2
22
mA
Supply Current
2
I FM
Low SNR level
—
19.9
23
mA
RDS Supply Current 1
I FM
—
19.2
23
mA
WB Mode
Supply Current 1
I FM
—
19.2
22
mA
Supply Current
I FM
Low SNR level
—
19.8
23
mA
AM Mode
Supply Current 1
I AM
Analog Output Mode
—
15.4
20.5
mA
Supplies and Interface
Interface Supply Current
V DD Powerdown Current
I IO
I DDPD
—
—
320
10
600
20
μA
μA
V IO Powerdown Current
I IOPD
SCLK, RCLK inactive
—
1
10
μA
High Level Input
Voltage 3
V IH
0.7 x V IO
—
V IO + 0.3
V
Low Level Input Voltage 3
V IL
–0.3
—
0.3 x V IO
V
High Level Input
Current 3
I IH
V IN = V IO = 3.6 V
–10
—
10
μA
Low Level Input Current 3
I IL
V IN = 0 V,
–10
—
10
μA
V IO = 3.6 V
High Level Output Voltage 4
Low Level Output Voltage 4
V OH
V OL
I OUT = 500 μA
I OUT = –500 μA
0.8 x V IO
—
—
—
—
0.2 x V IO
V
V
Notes:
1. Specifications are guaranteed by characterization.
2. LNA is automatically switched to higher current mode for optimum sensitivity in weak signal conditions.
3. For input pins SCLK, SEN, SDIO, RST, RCLK, and DCLK.
4. For output pins SDIO, DOUT, GPO1, GPO2, and GPO3.
Rev. 1.0
5