参数资料
型号: LA1787M-MPB-E
厂商: ON Semiconductor
文件页数: 11/54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
Continued from preceding page.
Pin No.
Function
Description
Equivalent circuit
VCC
2 μ A
27
C2
VCC
27
MRC control voltage time
constant
The MRC detector time constant
is determined by a 100 ? resistor
and C2 when discharging and by
the 2-μA current and C2 when
100 ?
charging.
Pin 28
A13571
VREF
28
29
SNC control input
HCC control input
The sub-output is controlled by a
0 to 1-V input.
The high band frequency output is
controlled by a 0 to 1-V input.
It can also be controlled by the
MRC output.
Use a resistor of at least 100 k ?
when controlling with the pin 32
FM S-meter signal.
32
28
1 μ F
+
29
A13572
VREF
A13573
Continued on next page.
No. 6655-11/54
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