STV2246H STMicroelectronics, STV2246H Datasheet - Page 47

• Manufacturer Part Number: STV2246H
• Manufacturer: STMicroelectronics

Specifications of STV2246H

• Lead Free Status / Rohs Status: Compliant

STV224X, STV228X, STV223X - I²C BUS SELECTION
6.3 INPUT SIGNALS (WRITE MODE)
Not used data bits must be set to “0”.
6.3.1 PIFVCO Free Running
6.3.2 PIF Free Running Coarse
6.3.3 PIF Features
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Addr.
Addr.
Addr.
(Hex)
(Hex)
(Hex)
Reg.
Reg.
Reg.
00
01
02
PIFVCO
Free Running
Fine Adjustment
Not to be used
PIFVCO Free
Running Coarse
Adjustment for
38.9 MHz Carrier
PIFVCO Free
Running Coarse
Adjustment for
33.9 MHz Carrier
(L’)
PIF Modulation
L/L’ Standard
Selection
Digital AFC Defeat
PIF
Over-modulation
CVBS Output Ampli-
tude
Not to be used
Overmodulation
Reset
CVBS Output
Description
Description
Description
Bits
Bits
Bits
7
1
4
4
1
1
1
1
5
1
1
1
d7 d6 d5 d4 d3 d2 d1 d0
d7 d6 d5 d4 d3 d2 d1 d0
d7 d6 d5 d4 d3 d2 d1 d0
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
0
1
1
0
1
0
1
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
0
0
1
0
1
0
1
X
X
X
X
X
X
X
X
X
X
X
X
X
X
0
0
1
0
0
0
1
1
1
0
1
0
X
X
X
X
X
X
X
X
X
X
X
X
X
0
0
1
1
1
1
0
1
1
1
0
1
1
Data
Data
Data
X
X
X
X
X
X
X
X
X
X
X
X
X
X
0
0
1
0
0
1
0
0
1
0
0
1
X
X
X
X
X
X
X
X
X
X
X
X
X
X
0
0
1
0
1
1
0
1
1
0
0
1
X
X
X
X
X
X
X
X
X
X
X
X
X
X
0
0
1
0
1
1
0
1
1
0
0
1
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
0
0
1
1
0
1
1
0
0
1
PIF Typical + 0.7 MHz.
PIF Free Running mid range.
PIF Typical - 0.7 MHz.
PIFVCO = F0 + 2.0 MHz.
PIFVCO = F0 (mid range).
PIFVCO = F0 - 1.8 MHz.
PIFVCO = F0 + 1.3 MHz.
PIFVCO = F0 (mid range).
PIFVCO = F0 - 1.2 MHz.
0 = Negative Modulation.
1 = Positive Modulation.
0 = L Standard.
1 = L’ Standard.
0 = AFC Active.
1 = AFC Defeat (read register 02, d2 d1 d0 = 000).
0 = Over-modulation detection off.
1 = Over-modulation regulation active.
V
V
V
0 = Normal Operating Mode
1 = Overmodulation Reset
0 = 2
1 = 2.3
Typ.
Typ.
Typ.
+ 1.5 dB.
- 1.6 dB.
= 1.6 V (black / white).
VPP
VPP
, no external sound trap.
, external sound trap.
Comments
Comments
Comments