CXA3085AN Datasheet, PDF (13/23 Pages) Sony Corporation – All Band TV Tuner IC with On-chip PLL

CXA3085AN
2-2) The BU and FMT data order can be switched by DC grounding the BYP pin (VHF input ground side).
In this case the control format is as follows.
2-2-1 : A-0/A-2/A-3 Modes (19-bit data format)
Front bit
←MSB
LSB→
FMT BU BVH BVL M9 M8 M7 M6 M5 M4 M3 M2 M1 M0 S4 S3 S2 S1 S0
2-2-2 : A-1 Mode (18-bit data format)
Front bit
←MSB
LSB→
FMT BU BVH BVL M8 M7 M6 M5 M4 M3 M2 M1 M0 S4 S3 S2 S1 S0
2-2-3 : A-4 Mode (27-bit data format)
Front bit
←MSB
LSB→
FMT BU BVH BVL M9 M8 M7 M6 M5 M4 M3 M2 M1 M0 S4 S3 S2 S1 S0
X CP T1 CD X R1 R0 X
∗) X: Don’t care
S0 to : swallow counter frequency division ratio setting
M0 to : main divider frequency division ratio setting
BVL : VL band switch control
BVH : VH band switch control
FMT : FM trap switch control
BU : UHF band switch control
CP : charge pump current switching
T1 : test mode selection
CD : charge pump OFF
R0, R1: Reference divider frequency division ratio setting
(output PNP Tr ON when “1”)
(output PNP Tr ON when “1”)
(output PNP Tr ON when “1”)
(output PNP Tr ON when “1”)
(200 µA when “1”, 50 µA when “0”)
(when “1”)
(when “1”)
(See the table below.)
Reference Divider Frequency Division Ratio Table
R1
R0
Reference divider
0
1
1024
1
1
512
X
0
640
∗) X: Don't care
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