供应DMB-TH高频头
| 价 格： | 1.00 | |
| 型号/规格： | CX-DTVT-A1 50mm*27.2mm*7.2mm | |
| 品牌/商标： | CONTEX | |
| 环保类别： | 无铅环保型 | |
| 安装方式： | 卧式安装 | |
| 主要用途： | 数字电视机顶盒 | |
| 调谐方式： | 频率合成 | |
| 接收频率范围： | 470~862MHZ | |
| 中频频率： | MHZ |
Description
1 LGS-8GL5-102 is designed for using in DMB-TH system.
2 Compact Size:
3 TDS-FDM-Demod IC is built in
4 It supports ANT Booster supply
5 Optional mechanical characteristic:Horizontal & Vertical
6 It’s used to a single conversion approach with the reception frequency rangein 470MHz~862MHz
7 IF Bandwidth is
8 Band selection and tuning is done by PLL IC.
(PLL IC is controlled by the COFDM-Demod IC[external control port pins])
Weihght:
Cable connector:RF input(SMA Connector)
Holding strength of ant jack
Extracting Force After 5 Cycles:Min.
General Characteristics
1 Temperature Range
Storage Temperature:
Operation Temperature:
2 Test conditions:All data hold under following conditions
T(amd.):25/Humidity:45-65%FH
Supply voltage(VS1~VS4):+5V 2.5V 1.8V 1.2V
3 Current Consumption
ANT(VS1):5mA typ. 10mA max.
Tuner&IF-AMP Supply(VS3):110mA typ. 130mA max.
Demodulator Supply(VS2): 100mA typ. 120mA max.
Demodulator Supply(VS4): 50mA typ. 100mA max.
4 Absolute Maximum Ratings
Tuner&IF Supply(VS1):1.8V(+0.1V -0.25V)max.
Demodulator Supply(VS2):1.2V(+0.05V -0.05V)max.
(VS3):2.5V(+0.05V -0.1V)max.
ANT Booster Supply(VS ANT):5.0V,10mA max.(to supply for the Booster)
.VA ANT should be operated when the active antenna is connected
Electrical Characteristics
1 Input Frequency Range
UHF Band:470MHz~862MHz
2 Input Signal Level:-85dBm~-10dBm(Average power)
3 Voltage Gain(1st IF):50dB typ. 40dB min.
4 Noise Figure(1st IF):6dB typ. 9dB max.(at max.gain)
5 OFDM-Demod IC:LGS-8GL5
6 Input Impedance:50Ω
7 IF band width:8MHz(-3dB) typ.
8 Phase Noise
1KHz:-80dBc/Hz typ.-70dBc/Hz max.
10kHz: -80dBc/Hz typ.-70dBc/Hz max.
9 Supports 4QAM,4QAM-NR,16QAM,32QAM,64QAM Subcarriers for both fixed and mobile applications
10 FEC rates of 0.4 0.6 0.8 and guard intervals of 420, 595, 945 symbols
11 MPEG-2 Transport stream output in parllel or serial
12 automatice parameter discovery & updqte
13 Control Data Format:refer the following I²C BUS.
联系韦先生(一三七二四二七八一五六)
- 所属城市：广东 深圳
- [联系时请说明来自维库仪器仪表网]
- 联系人： 韦济禄
- 电话：755-8256118
- 传真：-
- 手机：13724278156
- QQ ：
