參數(shù)資料
型號： SI4711-B30-GM
廠商： Silicon Laboratories Inc
文件頁數(shù)： 29/40頁
文件大小： 380K
描述： IC TX FM RADIO 76-108MHZ 20UQFN
標準包裝： 490
頻率： 76MHz ~ 108MHz
應用： 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
包裝： 托盤
Si4710/11-B30
Rev. 1.1
29
Table 17. Si471x Property Summary
Prop
Name
Description
Default
0x0001
GPO_IEN
Enables interrupt sources.
0x0000
0x0101
DIGITAL_INPUT _FORMAT
Configures the digital input format.
0x0000
0x0103  DIGITAL_INPUT _SAMPLE_RATE
Configures the digital input sample rate in 10 Hz steps.
Default is 0.
0x0000
0x0201
REFCLK_FREQ
Sets frequency of the reference clock in Hz. The range is
31130 to 34406 Hz, or 0 to disable the AFC. Default is
32768 Hz.
0x8000
0x0202
REFCLK_PRESCALE
Sets the prescaler value for the reference clock.
0x0001
0x2100
TX_COMPONENT_ENABLE
Enable transmit multiplex signal components.
Default has pilot and L-R enabled.
0x0003
0x2101
TX_AUDIO_DEVIATION
Configures audio frequency deviation level. Units are in
10 Hz increments. Default is 6285 (68.25 kHz).
0x1AA9
0x2102
TX_PILOT_DEVIATION
Configures pilot tone frequency deviation level. Units are
in 10 Hz increments. Default is 675 (6.75 kHz)
0x02A3
0x2103
TX_RDS_DEVIATION
Si4711 Only. Configures the RDS/RBDS frequency 
deviation level. Units are in 10 Hz increments. Default is
2 kHz.
0x00C8
0x2104
TX_LINE_INPUT_LEVEL
Configures maximum analog line input level to the
LIN/RIN pins to reach the maximum deviation level pro-
grammed into the audio deviation property TX Audio
Deviation. Default is 636 mV
PK
.
0x327C
0x2105
TX_LINE_INPUT_MUTE
Sets line input mute. L and R inputs may be indepen-
dently muted. Default is not muted.
0x0000
0x2106
TX_PREEMPHASIS
Configures pre-emphasis time constant.
Default is 0 (75 礢).
0x0000
0x2107
TX_PILOT_FREQUENCY
Configures the frequency of the stereo pilot. Default is
19000 Hz.
0x4A38
0x2200
TX_ACOMP_ENABLE
Enables audio dynamic range control.
Default is 0 (disabled).
0x0002
0x2201
TX_ACOMP_THRESHOLD
Sets the threshold level for audio dynamic range control.
Default is 40 dB.
0xFFD8
0x2202
TX_ACOMP_ATTACK_TIME
Sets the attack time for audio dynamic range control.
Default is 0 (0.5 ms).
0x0000
0x2203
TX_ACOMP_RELEASE_TIME
Sets the release time for audio dynamic range control.
Default is 4 (1000 ms).
0x0004
0x2204
TX_ACOMP_GAIN
Sets the gain for audio dynamic range control.
Default is 15 dB.
0x000F
0x2205    TX_LIMITER_RELEASE_TIME    Sets the limiter release time. Default is 102 (5.01 ms)
0x0066
0x2300   TX_ASQ_INTERRUPT_SOURCE
Configures measurements related to signal quality met-
rics. Default is none selected.
0x0000
0x2301
TX_ASQ_LEVEL_LOW
Configures low audio input level detection threshold.
This threshold can be used to detect silence on the
incoming audio.
0x0000
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相關代理商/技術參數(shù)
參數(shù)描述
SI4711-B30-GMR 功能描述:射頻發(fā)射器 Si4711 Broadcast FM Transmitter RDS/RBDS RoHS:否 制造商:Micrel 類型:ASK Transmitter 封裝 / 箱體:SOT-23-6 工作頻率:300 MHz to 450 MHz 封裝:Reel
Si4712-A20-GM 功能描述:射頻發(fā)射器 Broadcast FM Radio Trns-Pwr Scan RoHS:否 制造商:Micrel 類型:ASK Transmitter 封裝 / 箱體:SOT-23-6 工作頻率:300 MHz to 450 MHz 封裝:Reel
Si4712-A-EVB 功能描述:射頻開發(fā)工具 Si4712 Eval Board Use Si4713-A-EVB RoHS:否 制造商:Taiyo Yuden 產(chǎn)品:Wireless Modules 類型:Wireless Audio 工具用于評估:WYSAAVDX7 頻率: 工作電源電壓:3.4 V to 5.5 V
Si4712-B30-GM 功能描述:射頻發(fā)射器 FMRadio Trnsmttr w/Rcv PwrScn 3x3x.55 RoHS:否 制造商:Micrel 類型:ASK Transmitter 封裝 / 箱體:SOT-23-6 工作頻率:300 MHz to 450 MHz 封裝:Reel
SI4712-B30-GMR 功能描述:射頻發(fā)射器 Si4712 Broadcast FM Transmitt Recvr Scan RoHS:否 制造商:Micrel 類型:ASK Transmitter 封裝 / 箱體:SOT-23-6 工作頻率:300 MHz to 450 MHz 封裝:Reel
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