cxa3236n Sony Electronics, cxa3236n Datasheet - Page 13

• Manufacturer Part Number: cxa3236n
• Description: All Band Tv Tuner Ic With On-chip Pll
• Manufacturer: Sony Electronics

3-2) The CXA3236N control format is as follows.
3-2-1 :
Write-mode
X : Don’t care
3-2-2 :
Write-mode
X : Don’t care
M9 is “0” for B-1 mode.
A
MA0, MA1 : address setting
M0 to
S0 to
T1
CD
OS
CP
BVL
BVH
FMT
BU
R0, R1
The BU and FMT data order is switched for the CXA3235N.
Band SW byte
Band SW byte
Divider byte 1
Divider byte 2
Divider byte 1
Divider byte 2
Address byte
Address byte
Control byte
Control byte
B-0/B-1/B-2/B-3 Modes
B-4 Mode
MODE
MODE
: Slave Receiver
: Slave Receiver
: Acknowledge bit
: main divider frequency division ratio setting
: swallow counter frequency division ratio setting
: test mode selection
: charge pump OFF
: varicap output OFF
: charge pump current switching
: VL band switch control
: VH band switch control
: FM trap switch control
: UHF band switch control
: Reference divider frequency division ratio setting
MSB
MSB
bit7
bit7
M2
M2
X
X
1
0
1
1
0
1
M9
bit6
bit6
M1
CP
M9
M1
CP
X
X
1
1
bit5
bit5
M8
M0
M8
M0
T1
T1
X
X
0
0
—13—
bit4
bit4
M7
CD
M7
CD
S4
S4
X
X
0
0
(when “1”)
(when “1”)
(when “1”)
(200 µA when “1”, 50 µA when “0”)
(output PNP Tr ON when “1”)
(output PNP Tr ON when “1”)
(output PNP Tr ON when “1”)
(output PNP Tr ON when “1”)
FMT
FMT
bit3
bit3
M6
M6
S3
S3
X
X
0
0
MA1
MA1
bit2
bit2
M5
BU
M5
BU
S2
S2
R1
X
MA0
BVH
MA0
BVH
bit1
bit1
M4
M4
R0
S1
S1
X
LSB
BVL
LSB
BVL
bit0
bit0
OS
OS
M3
M3
S0
S0
0
0
CXA3235/3236N
A
A
A
A
A
A
A
A
A
A