LV24250LS Sanyo Semicon Device, LV24250LS Datasheet - Page 12

• Manufacturer Part Number: LV24250LS
• Description: 1-Chip FM Tuner IC
• Manufacturer: Sanyo Semicon Device

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Register 0Fh – RADIO_CTRL3 – Radio control 3 (Read/Write)
Register 10h – TNPL – Tune position low (Read-Only)
bit 7 :
bit 6 :
bit 5 :
bit 4 :
bit 3 :
bit 2-1 :
bit 0 :
bit 7-0 :
IPOL
7
7
Note : At the time of start, PW_RAD becomes 0 (Stand-by)
EXT_CLK_CFG [1 : 0]
00
01
10
11
SM_IE
IPOL : Interrupt (IRQ) Polarity
SM_IE : Command end interrupt
RAD_IE : Radio Interrupt (field strength/stereo changes)
SD_PM : Stereo decoder clock PLL mute
nIF_PM : IF PLL mute
EXT_CLK_CFG [1 : 0] : External Clock Setting
PW_RAD : Radio Circuit Power
TUNEPOS [7 : 0] : Current RF Frequency (Low 8bit)
6
6
0 = IRQ active high
1 = IRQ active low
0 = Disable
1 = Enable
0 = Disable
1 = Enable
0 = SD PLL On (Normal Operation)
1 = SD PLL Off (Adjustment)
0 = IF PLL Off (Adjustment)
1 = IF PLL On (Normal Operation)
0 = Power Off (Stand-by).
1 = Power On
RAD_IE
5
5
Reference clock
Off
NA:Do not use
Oscillator clock source / 32
(for high frequency source)
Oscillator clock source
(for low frequency source)
SD_PM
LV24250LS
4
4
TUNEPOS [7 : 0]
nIF_PM
3
3
EXT_CLK_CFG [1 : 0]
2
2
1
1
No.A1699-12/18
PW_RAD
0
0
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