LV23200T Datasheet, PDF (10/17 Pages) Sanyo Semicon Device – Bi-CMOS IC For Home Stereo System 1-chip Tuner IC Incorporating PLL

LV23200T
Continued from preceding page.
No. Control block data
Description
(2)
Reference
• Reference frequency (fref) selection data
divider data
R3 R2 R1 R0
Reference frequency
R0 to R3
0
0
0
0
0
0
0
1
0
0
1
0
0
0
1
1
0
1
0
0
0
1
0
1
0
1
1
0
0
1
1
1
1
0
0
0
1
0
0
1
1
0
1
0
1
0
1
1
1
1
0
0
1
1
0
1
1
1
1
0
25kHz
25kHz
25kHz
25kHz
12.5kHz
6.25kHz
3.125kHz
3.125kHz
5kHz
5kHz
5kHz
1kHz
3kHz
15kHz
PLL INHIBIT+X’tal OSC
1
1
1
1
PLL INHIBIT
Related data
* PLL INHIBIT
• The programmable divider and IF counter stop, with FMIN, AMIN, HCTR and LCTR inputs being in
the pull-down condition (GND), and the charge pump has the high impedance.
(3)
IF counter
• IF counter counting start data
IFS
control data
CTE = 1 : Counting start
CTE
GT0, GT1
= 0 : Counting start
• Determines the counting time of universal counter
GT1 GT0
Counting time
Wait time
0
0
4ms
0
1
8ms
3 to 4ms
3 to 4ms
1
0
1
1
16ms
32ms
3 to 4ms
3 to 4ms
(4)
MUTE
• Data to determine the output of output port IFSW, controlling the MUTE function.
control data
“Data” = 0 : at receiving
1 : MUTE
IFSW
(5)
FM/AM BAND
• Data to determine the output of output port BDSW, controlling selection of BAND.
selection
“Data” = 0 : AM
control data
1 : FM
BDSW
Continued on next page.
No.8301-10/17