參數(shù)資料
型號(hào): SI4713-B30-GMR
廠商: Silicon Laboratories Inc
文件頁(yè)數(shù): 17/42頁(yè)
文件大?。?/td> 430K
描述: IC TX FM RADIO RPS/RDS 20UQFN
標(biāo)準(zhǔn)包裝: 2,500
頻率: 76MHz ~ 108MHz
應(yīng)用: 通用
調(diào)制或協(xié)議: FM
電流 - 傳輸: 18.8mA
數(shù)據(jù)接口: PCB,表面貼裝
天線連接器: PCB,表面貼裝
電源電壓: 2.7 V ~ 5.5 V
封裝/外殼: 20-UFQFN 裸露焊盤(pán)
包裝: 帶卷 (TR)
Si4712/13-B30
Rev. 1.1
17
3.2. Digital Audio Inputs
Figure 11. Digital Audio Inputs (DIN, DFS, DCLK)
3.3. Typical Application Schematic Bill of Materials
Table 13. Si4712/13 Bill of Materials
Component(s)
Value/Description
Supplier(s)
C1
Supply bypass capacitor, 22 nF, 20%, Z5U/X7R
Murata
C2, C3
AC Coupling Capacitor, 0.47 礔
Murata
L1
120 nH inductor, Qmin = 30
Murata
R1, R2
2 k?Resistor
Any
R3
600 ?Resistor
Any
U1
Si4712/13 FM Radio Transmitter
Silicon Laboratories
U1
Si4712/13
NC
NC
RFGND
TXO
RST
RIN
DFS
DIN
GND
V
DD
SEN
SCLK
SDIO
1
2
3
4
5
15
14
13
12
11
7
8
9
RST
RCLK
C1
DIN
VBATTERY
2.7 to 5.5 V
VIO
1.5 to 3.6 V
DCLK
DFS
TX Antenna
L1
120 nH
22 nF
V
IO
Notes:
1. Si4712/13 is shown configured in I
2
C compatible bus mode.
2. GPO2/INT can be configured for interrupts with the powerup command.
3. To ensure proper operation and FM transmitter performance, follow the
  guidelines in AN383: Si47xx 3 mm x 3 mm QFN Universal Layout Guide.
  Silicon Laboratories will evaluate schematics and layouts for qualified customers.
R1
R2
R3
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