参数资料
型号: SI4739-C40-GMR
厂商: Silicon Laboratories Inc
文件页数: 5/42页
文件大小: 0K
描述: IC RX FM/WB RAD RDS/RBDS 20UQFN
标准包装: 2,500
频率: 520kHz ~ 1.71MHz,64MHz ~ 108MHz,162.4MHz ~ 162.55MHz
调制或协议: AM,FM,WB
应用: 通用
电流 - 接收: 19.9mA
数据接口: PCB,表面贴装
天线连接器: PCB,表面贴装
特点: 配有 RSSI
电源电压: 2.7 V ~ 5.5 V
工作温度: -20°C ~ 85°C
封装/外壳: 20-UFQFN 裸露焊盘
供应商设备封装: 20-QFN(3x3)
包装: 带卷 (TR)
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
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