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ICs for TV
AN5441S
Deflection distortion correction IC
s Overview
0.40.25 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 generation circuit * Supports I2C bus control
1.27
0.10.1
0.3
7.20.3 9.40.3
SOP028-P-0375A
s Applications
* Color televisions and wide screen televisions
0.15 0.925
2.00.2
14
15
17.810.3
1
2
N.C. Corner slice 5 6
AN5441S
VCC2 (12 V)
s Block Diagram
GND1
GND2
28
27
25
VD 26 VAGC Linearity correction
24
Pulse shaping
Ramp generation
23
EW corner correction H-amplitude control
V/I conversion
19
18
EW out
S-shaped correction
V-amplitude control
FBP 3 External trapezoidal correction
Superimposed caption control
17
V out 16 Feedback
7
8
H-BLK generation HAGC
11
EHT correction
9 I2C Gain control
10
V-BLK generation
V-SAW 14
4
2
15
22
20
21
13
1 SDA SCL
Key (DC)
EHT (AC)
EHT (DC)
VCC1 (5 V)
12 Horizontal and vertical BLK output Broken neck
VCC3 (12 V)
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 I2C I2C Description SDA input SCL input Pin No. 15 16 17 18 19 20 21 22 23 24 25 26 27 28 VCC3 (12 V) Vertical feedback input Vertical pre-drive output EW output Corner slice voltage EHT-AC input EHT-DC input Description
AN5441S
Horizontal FBP input VCC1 (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
Control for keystone correction Capacitor for ramp generation Capacitor for V-AGC VCC2 (12 V) VD pulse input GND2 GND1
s Absolute Maximum Ratings
Parameter Supply voltage VCC Symbol VCC1 VCC2 , VCC3 Supply current ICC ICC1 ICC2 ICC3 Power dissipation
*2 *2
Rating 5.6 13.4 24.5 24.0 3.2 449 -20 to +70 -55 to +150
Unit V
mA
PD Topr Tstg
*1
mW C C
Operating ambient temperature Storage temperature
Note) *1 : Except for the operating ambient temperature and storage temperature, all ratings are for Ta = 25C. *2 : The power dissipation shown is the value for Ta = 70C.
s Recommended Operating Range
Parameter Supply voltage Symbol VCC1 VCC2 VCC3 Range 4.5 to 5.5 10.8 to 13.2 10.8 to 13.2 Unit V
3
AN5441S
s Electrical Characteristics at Ta = 25C
Parameter Circuit current ICC1 Circuit current ICC2 Circuit current ICC3 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 I4 I25 I15 Conditions VCC1 = 5 V, VCC2 = 12 V, VCC3 = 12 V VCC1 = 5 V, VCC2 = 12 V, VCC3 = 12 V VCC1 = 5 V, VCC2 = 12 V, VCC3 = 12 V fV = 50 Hz input fV = 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 s s % % % % % % V V % % % % % % %
V20-27, 28 VCC1 = 5 V, VCC2 = 12 V, VCC3 = 12 V fV1 fV2 eV(typ) eE(typ) tVB tHB(1) tHB(2) ev(max) ev(typ) ev(min) ev(typ) eVS1 eVS2 eVC1 eVC2
eVP(max) Vertical position typ. max. eVP(min) Vertical position typ. min. eVED 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 eVEA(1) EHT-AC = 2V, VEHT: max., EHT gain, min. max. Vertical output EHT-AC change 2 eVEA(2) EHT-AC = 4 V, VEHT: max., EHT gain, min. max. Vertical output superimposed caption change 1 Vertical output superimposed caption change 2 eVJ(1) eVJ(2) Vertical superimposed caption min. max. Vertical superimposed caption min. max., V amplitude typ. min.
4
ICs for TV
s Electrical Characteristics at Ta = 25C (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.) eV(max) V amplitude max. Vertical output amplitude (min.) eV(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.) eVDC eE(min) eE(max) typ. Parabolic amplitude min. Parabolic amplitude max.
eED(min) Horizontal amplitude min. eED(max) Horizontal amplitude max. eET(min) Trapzoidal SW : On, trapezoidal typ. min. eET(max) Trapzoidal SW : On, trapezoidal typ. max.
EW output upper corner change eECT(min) Upper corner min. (min.) EW output upper corner change eECT(max) Upper corner max. (max.) EW output lower corner change eECB(min) Lower corner min. (min.) EW output lower corner change eECB(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 eEED EHT-DC: 6 V Horizontal EHT min. max.
eEEA(1) EHT-AC: 2 V, horizontal EHT: max., EHT gain min. max. eEEA(2) EHT-AC: 4 V , horizontal EHT: max., EHT gain min. max. eEK(min1) KEY = 2 V, trapezoidal SW: On, trapezoidal max. min. eEK(max1) KEY = 3.2 V, trapezoidal SW: On, trapezoidal min. max. eEB typ. eEK(min2) KEY = 2 V, trapezoidal SW: Off, trapezoidal max. min. eEK(max2) KEY = 3.2 V, trapezoidal SW: Off, trapezoidal min. max. IEW(1) IVAGC IHAGC Pin 18: 11 V
5
AN5441S
s Electrical Characteristics at Ta = 25C (continued)
Parameter Ramp discharge current Ramp charge current 1 Vertical output at service SW Broken neck threshold voltage BLK output amplitude H-AGC voltage 1 H-AGC voltage 2 H-AGC pulse width V-AGC pulse width EW output drive current 2 Ramp charge current 2 H-AGC current V VD input threshold value FBP input threshold value High-level low-level I2 C SDA input Symbol IRD IRC(1) VSSW VNeck VBO VHAGC(1) HD: 14 kHz VHAGC(2) HD: 17 kHz fHA fVA IEW(2) IRC(2) 3 k resistor between pin 11 and GND 3 k resistor between pin 24 and GND Pin 18: 1 V Pin 24: 10 V Service SW: Off Pin 24: 1 V Conditions Min 6.7 40 4.55 0.5 2.8 2.6 3.1 1.5 75 -1.3 7 0.2 0.9 0.5 4.0 0 4.0 0 100 0 0.5 0 0.4 0.1 7 Typ 8.9 45 4.95 0.7 3.1 3.25 3.85 2.2 110 - 0.9 10 0.6 1.3 0.7 0.1 1.0 0.1 1.0 2.5 1.0 11
ICs for TV
Max 11.1 52 5.35 0.9 3.4 3.9 4.6 3.0 150 - 0.5 13 1.1 1.7 0.9 VCC1 0.7 VCC1 0.7 0.5 1.5 0.5 1.6 1.9 15
Unit mA A V V V V V s s mA A V V V V V V V kHz V V V V mA LSB/ step mA
VHAGCV HD: 17 kHz V VVD VFBP VSDA(H) VSDA(L) VSCL(H) VSCL(L) fi max eV-Vcc Difference of VCC(max) -VCC(min)
I2C
SDA input SCL input SCL input
High-level Low-level
I2 C I2C
Maximum input allowable frequency Vertical output amplitude with supply voltage fluctuation
Vertical output with DC supply eVD-Vcc Difference of VCC(max) -VCC(min) voltage fluctuation EW output amplitude with supply voltage fluctuation EW output with DC supply voltage fluctuation Sink current at ACK 3-bit, 4-bit, 6-bit, 7-bit DAC DNLE Vertical output drive current eE-Vcc Difference of VCC(max) -VCC(min) eED-Vcc Difference of VCC(max) -VCC(min) IACK Maximum value of pin 1 sink current at ACK
L3, 4, 6, 7 1LSB = {data (max.) - data (00)}/ 7, 15, 63, 127 IV Out
6
ICs for TV
s Terminal Equivalent Circuits
Pin No. 1 Equivalent circuit
5 V (VCC1) 100 k 75 A 100 k
AN5441S
Description I2C bus data input pin: Sink current: typ. 2.5 mA
Voltage AC (Pulse)
200 1 10 k 1 k
1.8 V
2
5 V (VCC1) 100 k 75 A 100 k
I2C bus clock input pin
AC (Pulse)
200 2 10 k
1.8 V
3
12 V (VCC3) 50 A 12 V (VCC2) 600 3 200 A 3V 14 k 28 k 20 k
FBP input pin:
10 V
AC (Pulse)
0V
4 5
12 V (VCC2)
VCC1 (typ. 5 V): For I2C circuit Test pin: Attach a capacitor (0.082 F) for filter to GND.
DC 5V DC 10.6 V
6 k
6 k
5 180 A to 250 A
7
AN5441S
s Terminal Equivalent Circuits (continued)
Pin No. 6 7
12 V (VCC3) 50 A 12 V (VCC2)
H-SAW
ICs for TV
Equivalent circuit N.C
Description
Voltage N.C. DC typ. 0 V to 4 V
HBLK high-level slice voltage:
100 A 50 A V7 H-SAW V8 0V FBP BLK output voltage 4V
7
8
12 V (VCC3) 50 A 12 V (VCC2)
H-SAW
HBLK low-level slice voltage:
100 A 50 A
V7 H-SAW V8 0V FBP BLK output voltage 4V
DC typ. 0 V to 4 V
8
9
12 V (VCC3) 12 V (VCC2) 50 A 100 A 50 A 12 V (VCC2)
H-SAW
VBLK high-level slice voltage: For I2C circuit
V9 V-SAW V10
DC typ. 0 V to 10 V
9
14 BLK output voltage
10
12 V (VCC3) 12 V (VCC2) 50 A 100 A 50 A 12 V (VCC2)
V-SAW
VBLK low-level slice voltage:
V9 V-SAW V10
DC 0 V to 10 V
10
14
BLK output voltage
8
ICs for TV
s Terminal Equivalent Circuits (continued)
Pin No. 11 Equivalent circuit
12 V (VCC3)
AN5441S
Description H sawtooth AGC voltage pin
Voltage DC 1.5 V to 10 V
12 V (VCC2)
H-AGC pulse
11
H-AGC pulse
600 k
12
12 V (VCC3)
12 V (VCC2)
Blanking pulse output pin: Horizontal/vertical BLK output pin Blanking output high-level with neck input low-level
AC (Pulse)
12
200 30 k
100 k
13
12 V (VCC3) 12 V (VCC2) 140 k
13
Broken neck detection pin: Normal; High-level (apply 1 V or more) Abnormal; Low-levrl (apply 0.4 V or more) (Broken neck mode) There is no broken neck operation when service SW is on. Sawtooth input pin for V-BLK:
V-SAW
DC
14
Refer to pin 9 and pin 10 equivalent circuit.
AC
15
VCC3 (typ. 12 V): For BLK pulse generation circuit.
DC 12 V
9
AN5441S
s Terminal Equivalent Circuits (continued)
Pin No. 16
12 V (VCC2) 50 A 15 k 16 400 A 400 A 5V 50 A
ICs for TV
Equivalent circuit
Description Vertical feedback input pin:
V out
Voltage AC
Short-circuit this pin with pin 17 in normal use
17
12 V (VCC2)
Vertical output pin:
V out
AC
17
200 1.2 mA
Short-circuit this pin with pin 16 in normal use
18
12 V (VCC2)
EW output pin:
EW out 40 k
AC
18 10 k
1.5 V
19
12 V (VCC2)
Upper and lower corner slice voltage input pin
50 A 50 A
DC 0 V to 1.5 V
19 1.25 V
10
ICs for TV
s Terminal Equivalent Circuits (continued)
Pin No. 20
12 V (VCC2) 50 A 6.5 k 150 A 50 A 20 k 2.9 V
AN5441S
Equivalent circuit
Description EHT-AC input pin
Voltage AC Open approx. 2.9 V
20
150 A
20 k
21
12 V (VCC2)
EHT-DC input pin
DC 6 V to 10 V (typ. 8 V)
21
20 k 200 A 10 k 50 A
200 A
8.0 V 6.6 V
50 A
22
12 V (VCC2) 50 A 50 A
External shape trapezoidal correction DC control pin
DC 1.5 V to 3.5 V (typ. 2.5 V)
24 k 22 200 A 200 A 2.5 V
23
12 V (VCC2)
Ramp reference waveform generation pin:
2.5 V
AC
23 20 k 16.7 ms
0V
11
AN5441S
s Terminal Equivalent Circuits (continued)
Pin No. 24 Equivalent circuit
12 V (VCC2)
ICs for TV
Description AGC pin for ramp
Voltage AC
24
25
VCC2 (typ. 12 V): For I2C circuit and correction system circuit V pulse input pin:
DC
26
12 V (VCC2) 50 A
AC (Pulse)
4V 0V
16.7 ms
26 3.0 V
27 28

GND2: For analog circuit block GND1: For digital circuit block
DC DC
12
ICs for TV
s Application Circuit Example
AN5441S
V-amplitude control
16 Feedback
EW out
17 V out
18
EHT correction
Gain control
20
H-amplitude control
EHT (AC)
N.C.
6
21
EHT (DC)
Superimposed caption control
S-shaped correction Linearity correction
1 SDA
5
0.033 F
I2C
2 4
SCL VCC1 (5 V)
Corner slice
19
EW corner correction
V/I conversion
External trapezoidal correction
22
Key (DC)
15 23
0.18 F
VCC3 (12 V)
Ramp generation
13
Broken neck
Normal Neck
24
0.33 F
VAGC
12 Horizontal and vertical BLK output
3V
VCC2 (12 V) GND2
25
V-BLK H-BLK 0V
27
GND1
28
VD 26
Pulse shaping
H-BLK generation HAGC
11
10
V-BLK generation
3.3 F 9 500 1 500 790
100
4V 0V
10 V 0V 12 V 12 V
7 500 3 900 130
V-SAW 14
FBP 3
7
8
9
13
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(1) An export permit needs to be obtained from the competent authorities of the Japanese Government if any of the products or technologies described in this material and controlled under the "Foreign Exchange and Foreign Trade Law" is to be exported or taken out of Japan. (2) The technical information described in this material is limited to showing representative characteristics and applied circuit examples of the products. It does not constitute the warranting of industrial property, the granting of relative rights, or the granting of any license. (3) The products described in this material are intended to be used for standard applications or general electronic equipment (such as office equipment, communications equipment, measuring instruments and household appliances). Consult our sales staff in advance for information on the following applications: * Special applications (such as for airplanes, aerospace, automobiles, traffic control equipment, combustion equipment, life support systems and safety devices) in which exceptional quality and reliability are required, or if the failure or malfunction of the products may directly jeopardize life or harm the human body. * Any applications other than the standard applications intended. (4) The products and product specifications described in this material are subject to change without notice for reasons of modification and/or improvement. At the final stage of your design, purchasing, or use of the products, therefore, ask for the most up-to-date Product Standards in advance to make sure that the latest specifications satisfy your requirements. (5) When designing your equipment, comply with the guaranteed values, in particular those of maximum rating, the range of operating power supply voltage and heat radiation characteristics. Otherwise, we will not be liable for any defect which may arise later in your equipment. Even when the products are used within the guaranteed values, redundant design is recommended, so that such equipment may not violate relevant laws or regulations because of the function of our products. (6) When using products for which dry packing is required, observe the conditions (including shelf life and after-unpacking standby time) agreed upon when specification sheets are individually exchanged. (7) No part of this material may be reprinted or reproduced by any means without written permission from our company.
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2001 MAR

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