LV23401V_11 Datasheet, PDF (19/24 Pages) Sanyo Semicon Device – For Home Stereo System 1-chip Tuner IC Incorporating PLL

LV23401V
Register 19h – RADIO_CTRL 2 – Radio control 2 (Read/Write)
7
Reserved
Bit 7 :
6
5
Reserved
EN_AMM
Reserved : 0 fixation
4
Reserved
3
2
1
IF_AGC_LEV RF_AGC_LEV[1:0]
0
EN_RFAGC
Bit 6 :
Reserved : 1 fixation
Bit 5 :
EN_AMM : AM mute ON/OFF
0 = AM mute function OFF
1 = AM mute function ON
Bit 4 :
Reserved : 0 fixation
Bit 3 :
IF_AGC_LEV : IF-AGC level control
0 = AGC slow mode
1 = AGC first mode
Bit 2 – 1 :
RF_AGC_LEV[1:0] : RF-AGC level control
0 = AGC slow mode
1 = AGC normal mode
3 = AGC first mode
Bit 0 :
EN_RFAGC : RF-AGC ON/OFF
0 = AGC OFF
1 = AGC ON (Operational usually)
Register 1Ah – RADIO_CTRL3 – Radio control 3 (Read/Write)
7
6
5
4
3
2
AMOSC_GA[2:0]
AMOSC_DL[2:0]
Bit 7 – 5 :
AMOSC_GA[2:0] : AM antenna oscillator gain control
0 = Minimum level
7 = Maximum level
1
0
AMAGC_SP[1:0]
Bit 4 – 2 :
AMOSC_DL[2:0] : AM oscillator detection level
0 = Minimum level
7 = Maximum level
Bit 1 – 0 :
AMSGC_SP[1:0] : AM oscillator AGC speed
0 = Slow mode
3 = First mode
No.A1746-19/24