参数资料
型号: LA1787M-MPB-E
厂商: ON Semiconductor
文件页数: 7/54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
3k ?
After setting up the medium field
(about 50 dBμ) sensitivity with the
3k ?
200 ?
15k ?
8
9
Noise AGC sensitivity
AGC adjustment
noise sensitivity setting pin (pin 8),
set the weak field (about 20 to
30 dBμ) sensitivity with the AGC
adjustment pin (pin 9)
8
9
3k ?
0.01 μ F
1M ?
+
0.47 μ F
A13559
0.01 μ F
6800pF
3.9k ?
11
12
Memory circuit connection
Recording circuit used during
noise canceller operation.
13
12
VCC
Differential
amp
11
Gate
circuit
LPF
A13560
VCC
30k ?
13
Pilot input
Pin 13 is the PLL circuit input pin.
PLL
N.C
12
0.01 μ F
13
A13561
14
N.C, MPX, MRC, GND
Ground for the N.C., MPX, and
MRC circuits.
Continued on next page.
No. 6655-7/54
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