LV23401V_11 Datasheet, PDF (7/24 Pages) Sanyo Semicon Device – For Home Stereo System 1-chip Tuner IC Incorporating PLL

Continued from preceding page.
No.
Pin name
20 DI
Voltage (V)
−
LV23401V
Internal Equivalent Circuit
20
21 DO
−
21
22 VDD
23 GND3
24 L1
26 L2
3.3V
0V
4.3V
24 26
CAP
BANK
CAP
BANK
Remarks
Serial data input pin.
Input pin of the serial data transmitted by
controller.
Serial data output pin.
Serial data output pin to controller.
Logic area standard bias pin.
VDD = 3.3V
Digital area (control block) GND pin.
OSC coil connect pin.
33nH is connected between 25pin.
25 VREF2
27 SD-ADJ
28 FLL-CAP
29 GND4
30 FM-ANT
4.3V
0.1V
−
0V
0.9V
12
4.3V
Regulator
25
COMP
R
27
28
30
R
29
OSC area standard bias pin.
VREF2 = 4.3V
SD lighting sensitivity adjustment pin.
It connects it to GND through 22kΩ.
R = 100Ω
LPF pin for internal FLL control.
R = 80kΩ
Analog (FMRF) GND pin.
FM antenna input pin.
R = 1.5kΩ
RIN = 75Ω
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