TEA2029C Ver la hoja de datos (PDF) - STMicroelectronics
Número de pieza
componentes Descripción
Fabricante
TEA2029C Datasheet PDF : 9 Pages
| |||
TEA2029C
ELECTRICAL OPERATING CHARACTERISTICS (continued)
Symbol
Parameter
SYNCH SEPARATOR (Pins 26-27) (continued)
Min. Typ. Max. Unit
– I26
I26
Positive Current
Negative Current
0
- 0.75 - 1 nA
17
25
36 µA
PULSE FOR KEYED AGC (Pin 20) - Positive (function : without video signal : low level, with video signal : key pulses)
I20 Output Current
V20 Output Saturation Voltage (I20 = 5 mA)
tk
Pulse width (synchro pulse is always inside the key pulse)
5
mA
0.25 0.4
V
6.5
8
8.5 µs
VCO (Pins 17-18 and 19)
Frequency control range after line divider
(ceramic resonator : 503 kHz)
15.30 to
kHz
16.10
PHASE COMPARATOR ϕ 1 (Pin 22)
Output Current Low Loop Gain
Output Current High Loop Gain
Window Pulse Width
± 0.35 ± 0.50 ± 0.65 mA
± 1 ± 1.5 ± 2 mA
7
10
13
µs
VCR SWITCHING (Pin 23)
Threshold Voltage VCR Operating
1.7
2.2
2.7
V
I23
Input Current (V23 = 0 VCC = 12V)
- 0.030 - 0.25 - 1 mA
VIDEO IDENTIFICATION (Pin 24)
V24 Output Saturation Voltage (without video signal, I24 = 3 mA)
Output Voltage (with 60 Hz video signal, I24 = 2.5 mA)
Output Voltage (with 50 Hz video signal, I24 = 10 µA)
0.2
0.6
V
5
6.5
0.6
V
11
11.5 7.5
V
VIDEO IDENTIFICATION (Pin 25)
I25
t25
V25
LHYS
Output Current (charging the capacitor)
Identification Time (charging the capacitor)
Threshold (voltage changing from lower to higher value)
Hysteresis
0.5
0.75
1
mA
1.3
1.7
2.2
µs
4
4.5
5
V
150
240 400 mV
H-RAMP GENERATOR (Pin 13)
Ich13
VI13
Idis13
Charge Current
Base Voltage of Saw-tooth
Discharge Current
185
200 215 µA
0.5
V
3.5
7
mA
SUPER SANDCASTLE (Pin 11)
VB11
VL11
VBT11
TB11
TO11
Burst Key Pulse Level Output Voltage (I11 = - 5mA)
Line Blanking Pulse Level Output Voltage (I11 = - 5mA)
Frame Blanking Pulse Level Output Voltage
(and frame out of function) (I11 = - 5mA)
Delay between Middle of Synch Pulse (pin 27) and Leading
Edge of Burst Key Pulse
Duration of Burst Key Pulse
Delay between SSC Cutting at Pin 12 and Line Blanking Pulse
9
V
4
4.5
5
V
2
2.5
3
V
2.3
3
µs
3.7
4
5
µs
0.35 µs
NEGATIVE LINE FLY-BACK INPUT (Pin 12)
Vbl12
Vϕ12
I12
I12
I12
I12
Threshold for SMPS Safety
Threshold for Blanking
Threshold for PLL2
Input Current 11V < V12
Input Current 1.3V < V12 < 11V
Input Current 0V < V12< 1.3V
Input Current - 1V < V12 < 0V
Line Blanking Trigger
1.1
V
11
11.5 12
V
-1
V
- 200 µA
-3
3
µA
0
- 80 µA
0
-1
- 2 mA
80 µA
5/9
Share Link: 