TDA9113 Просмотр технического описания (PDF) - STMicroelectronics
Номер в каталоге
Компоненты Описание
Список матч
TDA9113 Datasheet PDF : 50 Pages
| |||
TDA9113
6.4 - HORIZONTAL SECTION
Vcc = 12V, Tamb = 25°C
Symbol
PLL1
IRO
CCO
fHO
fHO(0)
fHOCapt
Parameter
Test Conditions
Min.
Current load on RO pin
Capacitance on CO pin
390
Frequency of hor. oscillator
Free-running frequency of hor. oscill. (1) RRO=5.23kΩ, CCO=820pF 27
Hor. PLL1 capture frequency (4)
fHO(0) = 28.5kHz
29
Value
Typ.
28.5
Max.
1.5
150
29.9
122
Units
mA
pF
kHz
kHz
kHz
----∆----f--H----O-----(--0---)----
fHO(0) ⋅ ∆T
Temperature drift of free-running freq. (3)
-150
ppm/°C
∆fHO/∆VHO Average horizontal oscillator sensitivity fHO(0) = 28.5kHz
VHO
H. oscill. control voltage on pin HPLL1F VRefO=8V
1.4
VHOThrfr
Threshold on H. oscill. control voltage on
HPLL1F pin for tracking of EW with freq.
VRefO=8V
HPOS (Sad01):
VHPosF
Control voltage on HPosF pin
11111111b
10000000b
2.6
3.2
00000000b
3.8
VHOThrLo
VHOThrHi
Bottom of hor. oscillator sawtooth(6)
Top of hor. oscillator sawtooth(6)
PLL2
RIn(HFly)
Input impedance on HFly input
V(HFly) >VThrHFly (2)
300
IInHFly
Current into HFly input
At top of H flyback pulse
VThrHFly
Voltage threshold on HFly input
0.6
VS(0)
H flyback lock middle point(6)
No PLL2 phase modula-
tion
VBotHPLL2C Low clamping voltage on HPLL2C pin(5)
VTopHPLL2C High clamping voltage on HPLL2C pin(5)
3.9
tph(min)/TH
Min. advance of H-drive OFF before
middle of H flyback(7)
Null asym. correction
tph(max)/TH
Max. advance of H-drive OFF before
middle of H flyback(8)
Null asym. correction
H-drive output on pin HOut
IHOut
tHoff/TH
Current into HOut output
Duty cycle of H-drive signal
Output driven LOW
HDUTY (Sad00):
x1111111b
x0000000b
Soft-start/Soft-stop value
Picture geometry corrections through PLL1 & PLL2
tHph/TH
H-flyback (center) static phase vs. sync
signal (via PLL1), see Figure 7
HPOS (Sad01):
11111111b
00000000b
19.6
5.0
2.8
3.4
4.0
1.6
6.4
500
0.7
4.0
1.6
4.05
0
44
27
65
85
+11
-11
kHz/V
6.0
V
V
3.0
V
3.6
V
4.2
V
V
V
700 Ω
5
mA
V
V
V
4.2
V
%
%
30 mA
%
%
%
%
%
10/50
Share Link: 