参数资料
型号: SI4737-C40-GM
厂商: Silicon Laboratories Inc
文件页数: 31/42页
文件大小: 0K
描述: IC RX AM/FM/WB RDS/RBDS 20UQFN
标准包装: 490
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: 托盘
Si4736/37/38/39-C40
8. Pin Descriptions: Si4736/37-GU
DOUT
DFS
GPO3/DCLK
GPO2/INT
GPO1
NC
NC
FMI
RFGND
NC
NC
AMI
1
2
3
4
5
6
7
8
9
10
11
12
24
23
22
21
20
19
18
17
16
15
14
13
LOUT
ROUT
DBYP
VDD
VIO
RCLK
SDIO
SCLK
SEN
RST
GND
GND
Pin Number(s)
1
2
3
4
5
6,7
8
9
10,11
12
13,14
15
16
17
18
19
20
21
22
23
24
Name
DOUT
DFS
GPO3/DCLK
GPO2/INT
GPO1
NC
FMI
RFGND
NC
AMI
GND
RST
SEN
SCLK
SDIO
RCLK
V IO
V DD
DBYP
ROUT
LOUT
Description
Digital output data in digital output mode.
Digital frame synchronization input in digital output mode.
General purpose output, crystal oscillator, or digital bit synchronous clock input
in digital output mode.
General purpose output or interrupt pin.
General purpose output.
No connect. Leave floating.
FM/WB RF inputs. FMI should be connected to the antenna trace.
RF ground. Connect to ground plane on PCB.
Unused. Tie these pins to GND.
AM RF input. AMI should be connected to the AM antenna.
Ground. Connect to ground plane on PCB.
Device reset (active low) input.
Serial enable input (active low).
Serial clock input.
Serial data input/output.
External reference oscillator input.
I/O supply voltage.
Supply voltage. May be connected directly to battery.
Dedicated bypass for V DD and V IO .
Right audio line output in analog output mode.
Left audio line output in analog output mode.
Rev. 1.0
31
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