參數(shù)資料
型號: LA1837M
廠商: SANYO SEMICONDUCTOR CO LTD
元件分類: 調(diào)諧器
英文描述: 2-BAND, AUDIO TUNER, PDSO30
封裝: 0.375 INCH, MFP-30
文件頁數(shù): 4/9頁
文件大?。?/td> 645K
代理商: LA1837M
LA1837M
No.8271-4/9
Coil Specifications
Pin Function
Pin No.
Pin
voltage
Equivalent circuit
Pin function
1
FM IF input
Vreg
Input impedance ri = 330
2
AM mixer output
VCC
Connect the mixer coil between this pin and VCC.
3
FM IF input
bypass
Vreg
See pin 1
Also used for the multiplex regulator filter
4
AM IF input
Vreg
Input impedance ri = 2 k
5
GND
0V
6
7
TU-LED,
ST-LED,
AM - IF output
VCC
Active low
Open collector
AM stereo IF output (pin 7)
This pin must be set up with an influx current under 150A.
8
VCC
9
FM detector
VCC
Recommended detector coil
600BEAS-9715Z (The Toko Electric Corporation)
Continued on next page.
AM oscillator (for the DUT)
HW-50425 (Mitsumi Electric Co., Ltd.)
FM-DET
600BEAS-9715Z (Toko Electric Corporation)
IFT
YD-1073-1 (Mitsumi Electric Co., Ltd.)
相關PDF資料
PDF描述
LA1837 AM/FM, AUDIO SINGLE CHIP RECEIVER, PDIP30
LA1837 AM/FM, AUDIO SINGLE CHIP RECEIVER, PDIP30
LA1838 AM/FM, AUDIO SINGLE CHIP RECEIVER, PDIP30
LA1844M 2-BAND, AUDIO TUNER, PDIP24
LA1844M 2-BAND, AUDIO TUNER, PDIP24
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