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STV2116A 数据表(PDF) 13 Page - STMicroelectronics

部件名 STV2116A
功能描述  BUS CONTROLLED PAL/NTSC TV PROCESSOR
PDF  24 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

STV2116A 数据表(HTML) 13 Page - STMicroelectronics

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ELECTRICAL CHARACTERISTICS (VCC =9V, Tamb =25
oC, unless otherwise specified) (continued)
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
COLOUR DIFFERENCE INPUT SIGNALS (Pins 38-39)
DCRYI
DC Voltage Pin 39
No colour
2.6
2.8
3.0
V
DCBYI
DC Voltage Pin 38
No colour
2.6
2.8
3.0
V
VRYI
Input Signal Amplitude Pin 39
100/75 color bar
1.05
VPP
VBYI
Input Signal Amplitude Pin 38
100/75 color bar
1.33
VPP
ICL38-39
Clamping Current
During burst key
150
µA
SYNC. SEPARATOR
VSync
Sync. Pulse Amplitude
On Pin 20
50
300
mV
HORIZONTAL OSCILLATOR
fH50
Frequency after Divider
50Hz input signal
15625
Hz
fH60
Frequency after Divider
60Hz input signal
15750
Hz
fRang
Frequency Control Range
Low Frequency
High Frequency
14500
16100
14850
16300
15200
16500
Hz
Hz
ffree
Free Running Frequency when PLL1
open
Value 03hex in register 0Ehex
15000
15800
Hz
FIRST LOOP FILTER (Pin 33)
ILOW-33
Long Time Constant Output Current
0.12
0.15
0.20
mA
IHIGH
Short Time Constant Output Current
0.35
0.45
0.55
mA
I VLOW
Very Long Time Constant
0.02
0.03
0.05
mA
SECOND CONTROL LOOP
CRQ2
Control Range from Start of Horizontal
Output to Flyback
Horizontal position centered
2 to 14
µs
tshift
Horizontal Shift Range
4
µs
LINE FLYBACK INPUT/SANDCASTLE OUTPUT (Pin 37)
VSCO
Output Voltage during Burst Key
4.0
5.0
V
VCL37
Clamped Input Voltage during Flyback
2.5
3.1
V
tWBG
Burst Key Pulse Width
3.7
3.8
3.9
µs
tdBG
Delay of Start of Burst Key to Start of
Sync.
5.2
µs
VTH1-37
Blanking Threshold Voltage
0.5
0.7
0.9
V
VTH2-37
PLL2 Threshold Voltage referred to
Line Level VCL37
PLL2VTH/VCL37
80
%
I37
Input Current
During flyback pulse
0.1
1
mA
HORIZONTAL OUTPUT (Pin 36)
TW36
Output Pulse Width
Normal operation
26
28
30
µs
V Low36
Voltage Output Low
R pull-up = 1k
Ω
1.1
2.0
V
VCC Start
VCC Start Level
Voltage on Pin 42
6.7
7.2
V
VCC Stop
VCC Stop Level : hysteresis
Voltage on Pin 42,
VCCstart -VCCstop
0.60
V
I36 Max.
Maximum Allowed Output Current
10
mA
V36 Max.
Maximum Allowed Output Voltage
(open collector)
12
V
Tss
Output Pulse Duty Cycle in soft-start
mode (Thigh/(Thigh + Tlow))
VCC2 = 9V, VCC1 < 6.0V
(VCC1 rising)
78
%
STV2116A
13/24



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