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STV2236 数据表(PDF) 37 Page - STMicroelectronics

部件名 STV2236
功能描述  I짼C BUS-CONTROLLED MULTISTANDARD SINGLE CHIP TV PROCESSOR
PDF  86 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

STV2236 数据表(HTML) 37 Page - STMicroelectronics

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4.9.3 First Loop Filter
4.9.4 Second Loop Filter
Note 9: This parameter is not tested during production, it is tested during the qualification phase.
4.9.5 Line Flyback Input/Super-Sandcastle Output
4.9.6 Horizontal Output
4.9.7 Vertical Output
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
ILOW
Long Time Constant Output Current
0.10
0.13
0.16
mA
IHIGH
Short Time Constant Output Current
0.30
0.40
0.56
mA
IVLOW
Very Long Time Constant
0.03
0.05
0.07
mA
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
CrangeP2
Control Range from start of horizon-
tal output to flyback pulse
Centered horizontal position
0 to
12
µs
HSHIFT
Horizontal Position Control Range
5
5.25
µs
HDRIFT
Horizontal Drift with temperature
From 0°C to 70°C (see Note 9)
200
ns
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
VBURST
Output Voltage during Burst Key
4.8
5.3
5.8
V
VLINE
Clamped Input Voltage during Line
Flyback
2.6
3
3.4
V
VVERT
Output Voltage during Vertical pulse
1.8
2
2.2
V
Twbg
Burst key Pulse Width
3.8
µs
Tdbg
Delay of start of burst key to start of
sync.
5.2
µs
Tvert
Vertical Pulse Width
10.5
lines
VTHLINE
PLL2 and Line Blanking Threshold
Voltage referred to line level Vline
Vthline/Vline
83
%
I
Input Current
0.1
1
mA
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
tW
Output Pulse Width
26
28
30
µs
VLOW
Low Output Voltage
ISINK = 5mA
0.4
V
VCCSTART VCC Start Level
5.5
6
6.5
V
VCCSTOP
VCC Stop Level Hysteresis
VCCSTART - VCCSTOP
0.5
0.6
0.7
V
IMax.
Maximum allowed Output Current
10
mA
VMax.
Maximum allowed Output Voltage
10
V
Tss
Output Pulse Duty Cycle in soft-start
mode (tHIGH/(tHIGH+tLOW)
75
%
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
tW
Output Pulse Width
10.5
Lines
VLOW
Low Output Voltage
Reg 19, d0 = 1
Reg 19, d0 = 0
1.5
2
0.1
2.5
0.5
V
fLOCK
Looking Range
248
352
Lines
fFREE-50
Free Frequency (no Video signal)
50-Hz Forced or 50-Hz Auto mode
314
Lines
fFREE-60
Free Frequency (no Video signal)
60-Hz Forced or 60-Hz Auto mode
264
Lines



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