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TDA8215B Datasheet(PDF) 3 Page - STMicroelectronics

Part No. TDA8215B
Description  HORIZONTAL AND VERTICAL DEFLECTION CIRCUIT
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Maker  STMICROELECTRONICS [STMicroelectronics]
Homepage  http://www.st.com
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TDA8215B Datasheet(HTML) 3 Page - STMicroelectronics

 
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ELECTRICAL CHARACTERISTICS
VCC1 = 10V, TAMB =25
oC (unless otherwise specified )
Symbol
Parameter
Min.
Typ.
Max.
Unit
SUPPLY (Pin 1)
ICC1
Supply Current
15
mA
VCC1
Supply Voltage
9
10
10.5
V
VIDEO INPUT (Pin 20)
V20
Reference Voltage (I20 =-1
µA)
1.4
1.75
2
V
MWF
Minimum Width of Frame Pulse (When synchronized with TTL signal)
50
µs
LINE OSCILLATOR (Pin 11)
LT11
Low Threshold Voltage
2.8
3.2
3.6
V
HT11
High Threshold Voltage
5.4
6.6
7.8
V
BI11
Bias Current
100
nA
DR11
Discharge Impedance
1.0
1.4
1.8
k
FLP1
Free Running Line Period
(R = 34.9k
Ω Tied to VCC1, C = 2.2nF Tied to Ground)
62
64
66
µs
FLP2
Free Running Line Period (R = 13.7K
Ω, C = 2.2nF)
27
µs
OT11
Oscillator Threshold for Line Output Pulse Triggering
4.6
V
∆F
∆θ
Horizontal Frequency Drift with Temperature (see application)
2
Hz/
oC
LINE OUTPUT (Pin 17)
LV17
Saturation Voltage (I17 = 800mA during 2
µs)
2.2
V
OPW
Output Pulse width (line period = 64
µs , negative pulse)
19
21
23
µs
LINE SAWTOOTH INPUT (Pin 13)
V13
Bias Voltage
1.8
2.4
3.2
V
Z13
Input Impedance
4.5
5.8
8
k
PHASE DETECTOR (Pin 12)
I12
Output Current During Synchro Pulse
250
350
500
µA
RI12
Current Ratio (positive/negative)
0.95
1
1.05
LI12
Leakage Current
-2
+2
µA
CV12
Control Voltage Range
2.60
7.10
V
VIDEO IDENTIFICATION (Pin 8)
Low Level Output when the line synchro tip is centered in the line retrace
VH8
without Video Signal (I8 = -500
µA)
4.5
6.3
0.9
V
VL8
with Video Signal (I8 =50
µA)
0.6
0.9
V
FRAME OSCILLATOR (Pin 2)
LT2
Low Threshold Voltage
1.6
2.0
2.3
V
HT2
High Threshold Voltage
2.6
3.1
3.6
V
DIF2
LT2 - HT2
1.0
V
BI2
Bias Current
30
nA
DR2
Discharge Impedance
300
470
700
FFP1
Free Running Frame Period
(R = 845k
Ω Tied to VCC1, C = 180nF Tied to Ground)
20.5
23
25
ms
MFP
Minimum Frame Period (I20 = -100
µA) with the Same RC
12.8
ms
FFP2
Free Running Frame Period (R = 408k
Ω, C = 220nF)
14.3
ms
FPR
Frame Period Ratio = FFP/MFP
1.7
1.8
1.9
FG
Frame Saw-tooth Gain Between Pin 1 and non Inverting Input of the Frame
Amplifier
-0.4
∆F
∆θ
Vertical Frequency Drift with Temperature (see application)
4.10
-3
Hz/
oC
TDA8215B
3/9


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