ICs for TV
AN5441S
Deflection distortion correction IC
s
Overview
0.4±0.25 0.45
Unit: mm
1
28
The AN5441S is a distortion correction processing IC
for deflection system of color televisions and wide screen
televisions.
s
Features
•
Distortion correcting functions
• Vertical amplitude
• Vertical linearity
• Vertical S-shape
• Vertical position
• Vertical EHT
• Horizontal amplitude
• EW parabola
• Trapezoidal
• Upper/lower EW corner
• Horizontal EHT
•
Built-in horizontal and vertical blanking pulse genera-
tion circuit
•
Supports I
2
C bus control
1.27
0.1±0.1
0.3
7.2±0.3
9.4±0.3
SOP028-P-0375A
s
Applications
•
Color televisions and wide screen televisions
0.15
0.925
2.0±0.2
14
15
17.81±0.3
1
2
N.C.
Corner slice
5
6
23
AN5441S
V
CC2
(12 V)
s
Block Diagram
GND1
GND2
28
27
25
VD 26
Linearity
correction
17
Pulse
shaping
VAGC
24
EW corner
correction
H-amplitude
control
EW out
18
19
Ramp
generation
V/I
conversion
S-shaped
correction
V-amplitude
control
FBP 3
External
trapezoidal
correction
EHT correction
Superimposed
caption control
V out
16 Feedback
7
8
H-BLK
generation
HAGC
11
9
I
2
C
Gain control
10
V-BLK
generation
V-SAW 14
4
2
15
22
20
21
13
Key (DC)
1 SDA
SCL
EHT (AC)
EHT (DC)
V
CC1
(5 V)
12 Horizontal
and vertical
BLK output
V
CC3
(12 V)
Broken neck
ICs for TV
ICs for TV
s
Pin Descriptions
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
Description
I
2
C SDA input
I
2
C SCL input
Horizontal FBP input
V
CC1
(5 V)
Test pin
N.C.
H-BLK high-level slice voltage
H-BLK low-level slice voltage
V-BLK high-level slice voltage
V-BLK low-level slice voltage
Capacitor for H-AGC
Horizontal and vertical BLK output
Broken neck detection
V-BLK sawtooth input
Pin No.
15
16
17
18
19
20
21
22
23
24
25
26
27
28
V
CC3
(12 V)
Vertical feedback input
Vertical pre-drive output
EW output
Corner slice voltage
EHT-AC input
EHT-DC input
Description
AN5441S
Control for keystone correction
Capacitor for ramp generation
Capacitor for V-AGC
V
CC2
(12 V)
VD pulse input
GND2
GND1
s
Absolute Maximum Ratings
Parameter
Supply voltage
V
CC
Symbol
V
CC1
V
CC2
, V
CC3
Supply current
I
CC
I
CC1
I
CC2
I
CC3
Power dissipation
*2
Operating ambient temperature
*2
Storage temperature
*1
P
D
T
opr
T
stg
Rating
5.6
13.4
24.5
24.0
3.2
449
−20
to
+70
−55
to
+150
mW
°C
°C
mA
Unit
V
Note) *1 : Except for the operating ambient temperature and storage temperature, all ratings are for T
a
=
25°C.
*2 : The power dissipation shown is the value for T
a
=
70°C.
s
Recommended Operating Range
Parameter
Supply voltage
Symbol
V
CC1
V
CC2
V
CC3
Range
4.5 to 5.5
10.8 to 13.2
10.8 to 13.2
Unit
V
3
AN5441S
s
Electrical Characteristics at T
a
=
25°C
Parameter
Circuit current I
CC1
Circuit current I
CC2
Circuit current I
CC3
EHT-AC input pin voltage
Vertical pull-in frequency 1
Vertical pull-in frequency 2
Typical vertical output amplitude
Typical EW output amplitude
Vertical BLK output pulse width
Horizontal BLK output pulse width 1
Horizontal BLK output pulse width 2
Vertical output amplitude change
ratio (max.)
Vertical output amplitude change
ratio (min.)
Vertical output S-shape change ratio 1
Vertical output S-shape change ratio 2
Vertical output (upper side)
linearity change ratio 1
Vertical output (upper side)
linearity change ratio 2
Vertical output position change
amount (max.)
Vertical output position change
amount (min.)
Vertical output (lower side)
linearity change ratio 1
Vertical output (lower side)
linearity change ratio 2
Vertical output EHT-DC change
Symbol
I
4
I
25
I
15
Conditions
V
CC1
=
5 V, V
CC2
=
12 V, V
CC3
=
12 V
V
CC1
=
5 V, V
CC2
=
12 V, V
CC3
=
12 V
V
CC1
=
5 V, V
CC2
=
12 V, V
CC3
=
12 V
f
V
=
50 Hz input
f
V
=
60 Hz input
typ.
typ.
Wide
Normal
Wide
V amplitude typ.
→
max. ratio
V amplitude typ.
→
min. ratio
Vertical S-shape min.
→
max. ratio
Vertical S-shape min.
→
max. ratio
(change of V out 40% to 60% point)
Vertical linearity (upper side) typ.
→
max.
Vertical linearity (upper side) typ.
→
max.
Min
11.7
13.1
1.8
2.6
45
55
2.3
1.42
3.3
11.7
37
42
−54
−20
6
−14
−1.0
0.5
8
−16
Typ
17.0
16.6
2.1
3.0
50
60
2.7
1.82
4.8
12.2
39
48
−48
−13
1.5
10
−10
−
0.8
0.7
12
−12
ICs for TV
Max
20.2
20.2
2.3
3.4
55
65
3.1
2.22
6.2
12.7
41
54
−
42
−6
6.0
14
−6
−
0.6
0.9
16
−
8
Unit
mA
mA
mA
V
Hz
Hz
V[p-p]
V[p-p]
ms
µs
µs
%
%
%
%
%
%
V
V
%
%
%
%
%
%
%
V
20-27, 28
V
CC1
=
5 V, V
CC2
=
12 V, V
CC3
=
12 V
f
V1
f
V2
e
V(typ)
e
E(typ)
t
VB
t
HB(1)
t
HB(2)
e
v(max)
e
v(typ)
e
v(min)
e
v(typ)
∆e
VS1
∆e
VS2
∆e
VC1
∆e
VC2
∆e
VP(max)
Vertical position typ.
→
max.
∆e
VP(min)
Vertical position typ.
→
min.
∆e
VED
Vertical linearity (lower side) typ.
→
max.
Vertical linearity (lower side) typ.
→
min.
EHT-DC
=
6 V,
vertical EHT, min.
→
max.
−24.8 −21.8 −18.8
−16
9
−13
−15
−12
13
−10
−11
−8
17
−7
−7
Vertical output EHT-AC change 1
∆e
VEA(1)
EHT-AC
=
2V, VEHT: max.,
EHT gain, min.
→
max.
Vertical output EHT-AC change 2
∆e
VEA(2)
EHT-AC
=
4 V, VEHT: max.,
EHT gain, min.
→
max.
Vertical output superimposed
caption change 1
Vertical output superimposed
caption change 2
∆e
VJ(1)
∆e
VJ(2)
Vertical superimposed caption min.
→
max.
Vertical superimposed caption min.
→
max., V amplitude typ.
→
min.
4
ICs for TV
s
Electrical Characteristics at T
a
=
25°C (continued)
Parameter
Symbol
Conditions
Min
3.5
1.1
4.5
0
2.5
5.45
0.7
64
−130
−95
30
−95
25
2.1
1.2
−1.8
95
−145
2.9
−145
95
0.7
0.5
0.7
Typ
3.9
1.4
4.9
0.1
3.5
6.0
2.0
96
−100
−65
60
−65
55
2.6
1.4
−1.5
120
−120
4.0
−120
120
1.1
0.8
1.0
AN5441S
Max
4.3
1.7
5.3
0.5
4.5
6.93
2.6
126
−68
−35
90
−35
85
3.1
1.6
−1.2
145
−95
5.1
−95
145
1.5
1.1
1.3
Unit
V
V
V
V[p-p]
V[p-p]
V
V
%
%
%
%
%
%
V
V
V
%
%
V
%
%
mA
mA
mA
Vertical output amplitude (max.)
∆e
V(max)
V amplitude max.
Vertical output amplitude (min.)
∆e
V(min)
V amplitude min.
Vertical output center DC level
EW output parabolic amplitude
change (min.)
EW output parabolic amplitude
change (max.)
EW output horizontal amplitude
change (min.)
EW output horizontal amplitude
change (max.)
EW output trapezoidal change
(min.)
EW output trapezoidal change
(max.)
∆e
VDC
e
E(min)
e
E(max)
typ.
Parabolic amplitude min.
Parabolic amplitude max.
e
ED(min)
Horizontal amplitude min.
e
ED(max)
Horizontal amplitude max.
∆e
ET(min)
Trapzoidal SW : On, trapezoidal typ.
→
min.
∆e
ET(max)
Trapzoidal SW : On, trapezoidal typ.
→
max.
EW output upper corner change
∆e
ECT(min)
Upper corner min.
(min.)
EW output upper corner change
∆e
ECT(max)
Upper corner max.
(max.)
EW output lower corner change
∆e
ECB(min)
Lower corner min.
(min.)
EW output lower corner change
∆e
ECB(max)
Lower corner max.
(max.)
EW output (bottom voltage)
EHT-DC change
EW output (bottom voltage)
EHT-AC change 1
EW output (bottom voltage)
EHT-AC change 2
EW output (EW amplitude)
KEY change 1 (min.)
EW output (EW amplitude)
KEY change 1 (max.)
EW output parabolic DC level
EW output (EW amplitude)
KEY change 2 (min.)
EW output (EW amplitude)
KEY change 2 (max.)
EW output drive current 1
V-AGC input and output current
H-AGC input and output current
∆e
EED
EHT-DC: 6 V
Horizontal EHT min.
→
max.
∆e
EEA(1)
EHT-AC: 2 V, horizontal EHT: max.,
EHT gain min.
→
max.
∆e
EEA(2)
EHT-AC: 4 V , horizontal EHT: max.,
EHT gain min.
→
max.
∆e
EK(min1)
KEY
=
2 V, trapezoidal SW: On,
trapezoidal max.
→
min.
∆e
EK(max1)
KEY
=
3.2 V, trapezoidal SW: On,
trapezoidal min.
→
max.
e
EB
typ.
∆e
EK(min2)
KEY
=
2 V, trapezoidal SW: Off,
trapezoidal max.
→
min.
∆e
EK(max2)
KEY
=
3.2 V, trapezoidal SW: Off,
trapezoidal min.
→
max.
I
EW(1)
I
VAGC
I
HAGC
Pin 18: 11 V
5
京公网安备 11010802033920号
EEWORLD
