la1845nv Sanyo Semiconductor Corporation, la1845nv Datasheet - Page 3

• Manufacturer Part Number: la1845nv
• Description: Single-chip Home Stereo Ic
• Manufacturer: Sanyo Semiconductor Corporation

Package Dimensions
unit : mm
3175B
Pin Description
Pin No.
1
2
3
4
5
6
7
8
9
FM IF input
AM mixer output
REG
AM IF input
GND
Tu-LED
ST-LED/AF-IF
output
FM detector
V CC
Pin function
Pin voltage
Vreg
V CC
Vreg
V CC
V CC
2.1
0V
1
3
4
6
Equivalent circuit
2
LA1845NV
7
3
Input impedance r i = 330Ω
Connect the mixer coil between this pin and V CC
Vreg = 2.1V
Input impedance r i = 2kΩ
Active low
Open collector
The 600BEAS-10471 (Toko Mfg. Co., Ltd.) is
recommended for detector coil.
Notes
Continued on next page.
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