STV2246H STMicroelectronics, STV2246H Datasheet - Page 36

• Manufacturer Part Number: STV2246H
• Manufacturer: STMicroelectronics

Specifications of STV2246H

• Lead Free Status / Rohs Status: Compliant

4.8.8 Color Demodulators
4.8.9 Chroma Delay Line
4.8.10 Chroma Reference Output
4.9 SCANNING PART
4.9.1 Synchronization Separator
4.9.2 Horizontal Oscillator
Frange-W Auto Flesh Control
transSEC
CHR-amp
PhaseErr
Symbol
FMax.-W
Symbol
Symbol
Symbol
Symbol
Symbol
DoffsetP
DoffsetS
TransPal
Flesh-W
Cdelay
f
Ctrans
V
Dgain
RANGE
f
Naxis
I
FREE
f
f
SCHR
SYNC
H50
H60
Delay of delayed signals
Difference of transient times be-
tween delayed and non delayed
signals
Differential Gain of delayed signals
versus direct signals
Synchronization Pulse Amplitude
Horizontal Frequency
Horizontal Frequency
Frequency Control Range
Free Frequency when PLL1 opened
Maximum Phase Correction
Chroma Input Phase at Max. cor-
rection
Demodulator Offset
Demodulator Offset
Phase Error in demodulated signal PAL/NTSC mode, 90% matrix
Chroma Transient Time
Chroma Transient Time
R-Y Demodulation Axis
Chroma VCO Reference Signal
Amplitude
Sink Current
Parameter
Parameter
Parameter
Parameter
Parameter
Parameter
STV224X, STV228X, STV223X - ELECTRICAL CHARACTERISTICS
Relative to non delayed signal
SECAM mode. t
t
t
SECAM mode. Gn+1/Gn
Gn: direct channel gain
Gn+1: delayed channel gain
Register 14(HEX), d6 = 1, d7 = 1
PAL mode, 75% color bar green-
magenta transient
SECAM mode, 75% color bar green-
magenta transient
RN
RN+1
Register 14(HEX), d6 = 1, d7 = 1
Register 14(HEX), d6 = 1, d7 = 1
PAL/NTSC mode, 75% color bar
SECAM mode, 75% color bar
NTSC mode, 104° matrix
50 Hz mode
60 Hz mode
Low Frequency
High Frequency
: rise time line N (direct)
: rise time line N +1 (delayed)
Test Conditions
Test Conditions
Test Conditions
Test Conditions
Test Conditions
Test Conditions
RN
-t
RN+1
Min.
Min.
14.7
15.9
15.3
Min.
Min.
Min.
63.9
-0.5
Min.
50
Typ.
Typ.
15.6
15.7
15.0
16.3
15.6
Typ.
Typ.
Typ.
300
Typ.
±20
±45
±90
700
900
104
64
0.4
0.5
0
Max.
Max.
15.3
15.9
Max.
Max.
Max.
Max.
450
64.1
150
—
0.5
±2
±2
5
Unit
Unit
kHz
kHz
kHz
kHz
mV
Unit
Unit
Unit
Unit
Deg
Deg
Deg
Deg
Deg
36/86
V
dB
µs
ns
mA
ns
ns
%
%
PP