参数资料
型号: LA1787M-MPB-E
厂商: ON Semiconductor
文件页数: 46/54页
文件大小: 0K
描述: IC CAR RADIO TUNER 64QFP
标准包装: 60
频率: 520kHz ~ 1.71MHz,64MHz ~ 108MHz
调制或协议: AM,FM
应用: 车载音频
数据接口: PCB,表面贴装
天线连接器: PCB,表面贴装
电源电压: 8V
工作温度: -40°C ~ 85°C
封装/外壳: *
供应商设备封装: *
包装: *
LA1787M
(AM)
This section investigates the gain in each block in the LA1787M when the Sanyo recommended circuits are used.
(Test conditions)
Ambient temperature: 26°C
Antenna and mixer input frequency: 1 MHz
First and second mixer input frequency: 10.7 MHz
Second IF input frequency: 450 kHz
The gains at each stage will be as follows.
RF Gain (ANT IN-pin62): 17 dB
1st MIX Gain (pin62-pin56): 8 dB
1st IF Gain (pin55-pin53): 15 dB
AM
1st MIX
1st IF
2nd MIX
2nd IF
AM DET
RF
RF
Gain
1st MIX
Gain
1st IF
Gain
2nd MIX
Gain
2nd IF
Gain
A11774
Fig. 55
No. 6655-46/54
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