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TA1241AN
TA1241AN
DEFLECTION PROCESSOR
Ideal large-inch CRT, TA1241AN deflection correction vertical horizontal picture size adjustment, with 24-pin plastic package. TA1241AN control kinds picture adjustment functions through I2C-bus communications.
FEATURES
write mode
Vertical amplitude adjustment Vertical position adjustment Vertical linearity correction Vertical correction Vertical correction Vertical correction Trapezium correction Horizontal amplitude correction Horizontal correction Parabola correction Corner correction Center curve correction (SAW, PAR) Weight: 1.22 (Typ.)
read mode
V-guard detection detection output detection output detection
output
centering (DAC) centering (DAC) Dynamic focus (DAC) Analog blanking detection
000707EBA1
TOSHIBA continually working improve quality reliability products. Nevertheless, semiconductor devices general malfunction fail their inherent electrical sensitivity vulnerability physical stress. responsibility buyer, when utilizing TOSHIBA products, comply with standards safety making safe design entire system, avoid situations which malfunction failure such TOSHIBA products could cause loss human life, bodily injury damage property. developing your designs, please ensure that TOSHIBA products used within specified operating ranges forth most recent TOSHIBA products specifications. Also, please keep mind precautions conditions forth "Handling Guide Semiconductor Devices," "TOSHIBA Semiconductor Reliability Handbook" etc. TOSHIBA products listed this document intended usage general electronics applications (computer, personal equipment, office equipment, measuring equipment, industrial robotics, domestic appliances, etc.). These TOSHIBA products neither intended warranted usage equipment that requires extraordinarily high quality and/or reliability malfunction failure which cause loss human life bodily injury ("Unintended Usage"). Unintended Usage include atomic energy control instruments, airplane spaceship instruments, transportation instruments, traffic signal instruments, combustion control instruments, medical instruments, types safety devices, etc. Unintended Usage TOSHIBA products listed this document shall made customer's risk. products described this document subject foreign exchange foreign trade laws. information contained herein presented only guide applications products. responsibility assumed TOSHIBA CORPORATION infringements intellectual property other rights third parties which result from use. license granted implication otherwise under intellectual property other rights TOSHIBA CORPORATION others. information contained herein subject change without notice.
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BLOCK DIAGRAM
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CONNECTION
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FUNCTION
NAME FUNCTION INTERFACE INPUT OUTPUT SIGNAL
Vref
Bias voltage external input blocks. write mode controls switching.
input pin.
Drive
drive output pin. Also performs detection read mode.
Feedback
feedback pin.
pin. Connect (Typ.).
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NAME FUNCTION Vertical negative feedback input pin. When voltage this equals exceeds device outputs blanking signal sends discriminating data read. INTERFACE INPUT OUTPUT SIGNAL
Feedback
Drive
Vertical signal output pin. Also performs vertical output detection read mode.
pin. Used connect reference voltage protect deflection block from low-voltage.
Outputs abnormal power supply detection result. Also performs detection read mode.
DC0.7V DC5.0V
output horizontal centering. output vertical centering. output dynamic focus. block.
BUS.
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NAME FUNCTION INTERFACE INPUT OUTPUT SIGNAL
BUS.
CENT
Outputs center curve correction waveform.
Analog blanking output pin. Open collector output. write mode, outputs vertical blanking signal vertical RAMP.
Inputs trigger pulse. Detects falling edge input pulse generates trigger pulse next-stage circuit.
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NAME FUNCTION INTERFACE INPUT OUTPUT SIGNAL
This connects pulse-shaping filter.
RAMP
Used connect capacitor generate vertical RAMP signal.
Used connect filter automatically adjust vertical RAMP oscillation amplitude.
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Write data
FUNCTION PICTURE HEIGHT V-LINIARITY CORRECTION V-SHIFT. AGC, v-COMPENSATION PICTURE WIDTH PARABORA CORNER TRAPEZIUM H-COMP, H-CENT V-CORRECT, BLK-SW CENT ANAROG BLK-VH ANAROG BLK-VL CENT PAR, DYNAMIC FORCUS ADDRESS DATA
address 10001100 (8CH)
PRESET RANGE -48~+48% -13~+13% -24~+24% -570~+570 0~9% 1.7~6.5 0~4.4 -3.2~+3.2% 0~2.4 0~9%, 0~4% 0.5~5 -640~+640 -640~+640 -4~+4 -2~+2 -0.5~5
H-CENT
Note:
Used bit, Unused switching (DATA 0.HIGH response, DATA 1.LOW response) Power supply switching (DATA 0.Stabilization power supply, DATA 1.External power supply) Blanking switch (DATA 0.Enabled, DATA 1.Disabled) When uppermost subaddress high, auto-increment mode set.
Read data
FUNCTION DATA V-GUAD
address 10001101 (8DH)
E-Wout signal Signal Vout signal Signal DISCRIMINATION
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DEFLECTION CORRECTION TABLE
FUNCTION OUTPUT WAVEFORM PICTURE CHANGE VARIABLE RANGE
Vertical Amplitude Adjustment [PICTURE HEIGHT]
-48~+48%
Vertical Linearity Correction [V-LINEARITY]
-13~+13%
Vertical Correction [V-S CORRECTION]
-24~+24%
Vertical Correction CORRECTION]
0~4%
Vertical Correction [V-COMPENSATION]
0~9%
Vertical Phase Correction [V-SHIFT]
-800~+800
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FUNCTION OUTPUT WAVEFORM PICTURE CHANGE VARIABLE RANGE
Parabola Amplitude Adjustment [E-W PARABOLA]
0~5.6
Corner Correction [E-W CORNER]
-3.2~+3.2
Horizontal Correction [H-COMPENSATION]
0~+9%
Horizontal Amplitude Adjustment [PICTURE WIDTH]
1.6~7.3
Parabola Symmetry Correction [TRAPEZIUM]
-9~+9%
Center Curve Correction [CENT SAW]
-2~+2
Center Curve Parabola Correction [CENT PAR]
-1~+1
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MAXIMUM RATINGS 25°C)
CHARACTERISTICS Power Supply Voltage Power Dissipation Input Signal Voltage Operating Temperature Storage Temperature SIGNAL Topr Tstg RATING 1250 (Note) UNIT Vp-p
Note:
When using temperatures higher than 25°C, decrease maximum power dissipation every over 25°C.
RECOMMENDED POWER SUPPLY VOLTAGE
CHARACTERISTICS Power Supply Voltage SYMBOL TYP. UNIT
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ELECTRICAL CHARACTERISTICS
ELECTRICAL CHARACTERISTICS (Test circuit
Vref Drive Feedback Feedback Drive CENT V.RAMP NAME SYMBOL UNIT ELECTRICAL CHARACTERISTICS LIMITS TYP. 8.85 31.0 8.95 47.0 9.05 63.0 input Open openland, connect ammeter between TP4A TP4B, measure sink current. input Measure voltage each pin. TEST METHOD (CONDITIONS 25±3°C) DATA SWITCHING MODE SUBADDRESS, DATA TEST METHOD
Power Supply Current (VCC
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ELECTRICAL CHARACTERISTICS (Test circuit
CHARACTERISTIC SYMBOL UNIT ELECTRICAL CHARACTERISTICS LIMITS TYP. TEST METHOD (CONDITIONS 25±3°C) DATA SWITCHING MODE SUBADDRESS, DATA TEST METHOD TP21 input following symbols (trigger pulse)
Vertical Trigger Input Shaping Voltage
VTH21
PRESET values, SW-A
Change wave height trigger pulse TP21. Then read wave height trigger pulse when timing pulse output TP22. TP21 input above trigger pulse Wave height Observe TP22 TP23 waveforms with oscilloscope. Measure following VH22 voltage: Pulse Generator Circuit Clamping Voltage
VH22
PRESET values, SW-A
Pulse Generator Circuit Shaping Voltage Pulse Generator Circuit Shaping Voltage Vertical Ramp Amplitude
VM22 VL22
PRESET values, SW-A PRESET values, SW-A
Measure VM22 above. Measure VL22 above. TP21 input Same above (trigger pulse).
VP23
Vp-p
PRESET values, SW-A
Measure TP23 waveform (vertical ramp) amplitude.
Note:
Unless otherwise specified data mode column, PRESET values W-A.
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ELECTRICAL CHARACTERISTICS LIMITS TYP. TEST METHOD (CONDITIONS 25±3°C) DATA SWITCHING MODE SUBADDRESS, DATA TP21 input input voltage variable Measure voltage change relation change voltage calculate following Vertical Amplification PRESET values, TEST METHOD
CHARACTERISTIC
SYMBOL
UNIT
Vertical Maximum Output Voltage Vertical Minimum Output Voltage Vertical Maximum Output Current
1.80
2.60
3.40
PRESET values, SW7-B PRESET values, SW7-B
Measure above. Measure above. above.
Imax9
18.0
25.0
32.0
PRESET values, SW7-B
Connect ammeter between measure current. TP21 inpu Same above (trigger pulse). Measure vertical wave amplitude. TP21 input Same above (trigger pulse). Measure amplitude (00) when subaddress [00] (00).
Vertical Wave Amplitude
Vp-p
1.40
1.60
1.80
PRESET values, SW-A
Vertical Amplitude Variable Range
±45.0
±48.0
±51.0
[00] (00) (7F), SW-A
Next, measure amplitude (7F) when subaddress [00] (7F). (7F) (00) (7F) (00)
Note:
Unless otherwise specified data mode column, PRESET values SW-A.
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ELECTRICAL CHARACTERISTICS LIMITS TYP. TEST METHOD (CONDITIONS 25±3°C) DATA SWITCHING MODE SUBADDRESS, DATA TEST METHOD data subaddress [06] (3F). data subaddress [05] (3F). Change subaddress [08] data that parabola waveform symmetrical. data subaddress [06] (00). data subaddress [05] (20). When data subaddress [01] (10), measure waveform (10) (10) Vertical Linearity Maximum Correction ±10.0 ±12.5 ±15.0 [08] adjustment, SW-A [01] (00) (10) (1F) Likewise, when data subaddress [01] (00) (1F), measure (00), (00), (1F), (1F).
CHARACTERISTIC
SYMBOL
UNIT
(00) V1(1F) (1F) (00) [V1(10) (10)]
Note:
Unless otherwise specified data mode column, PRESET values SW-A.
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ELECTRICAL CHARACTERISTICS LIMITS TYP. TEST METHOD (CONDITIONS 25±3°C) DATA SWITCHING MODE SUBADDRESS, DATA TEST METHOD Same above. Measure amplitude (00) when data subaddress [02] (00). Measure amplitude (3F) when data subaddress [02] (3F).
CHARACTERISTIC
SYMBOL
UNIT
Vertical Maximum Correction
±20.0
±24.0
±28.0
[08] adjustment, SW-A [02] (00) (3F)
(00) (3F) (00) (3F)
Same above. Measure amplitude (00) when data subaddress [0A] (00). Measure amplitude (0F) when data subaddress [0A] (0F).
Vertical Maximum Correction
[08] adjustment, SW-A [0A] (00) (0F)
(0F) (00) (00)
Note:
Unless otherwise specified data mode column, PRESET values SW-A.
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ELECTRICAL CHARACTERISTICS LIMITS TYP. TEST METHOD (CONDITIONS 25±3°C) DATA SWITCHING MODE SUBADDRESS, DATA TEST METHOD Same above. Observe waveform measure shown below.
CHARACTERISTIC
SYMBOL
UNIT
Vertical Center Voltage
[08] adjustment, SW-A
Same above. Measure vertical center voltage (00) when data subaddress [03] (00). Vertical Change ±480 ±560 ±640 [08] adjustment, SW-A [03] (00) (06) Measure vertical center voltage (06) when data subaddress [03] (06).
(06) (00)
Same above. input voltage=0V Observe waveform. Vertical Correction VEHT [08] adjustment, [04] (00) (07) Measure amplitude VEHT (00) when data subaddress [04] (00). Measure amplitude VEHT (07) when data subaddress [04] (07). VEHT (00) (07) (00)
Note:
Unless otherwise specified data mode column, PRESET values SW-A.
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ELECTRICAL CHARACTERISTICS LIMITS TYP. TEST METHOD (CONDITIONS 25±3°C) DATA SWITCHING MODE SUBADDRESS, DATA TEST METHOD Same above. Change voltage from Measure change voltage this time measure voltage VH2. Input Range [08] adjustment, [04] (07)
CHARACTERISTIC
SYMBOL
UNIT
Input Range Maximum Value
[08] adjustment, [04] (07) [08] adjustment, SW-A [05] (00) [08] adjustment, SW-A [05] (3F)
Measure voltage above. Same above. Measure voltage. Same above. Measure voltage. input Measure parabola amplitude.
Minimum Value
Maximum Parabola Value
Vp-p
[08] adjustment, [05] (3F) [06] (3F)
Note:
Unless otherwise specified data mode column, PRESET values SW-A.
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ELECTRICAL CHARACTERISTICS LIMITS TYP. TEST METHOD (CONDITIONS 25±3°C) DATA SWITCHING MODE SUBADDRESS, DATA TEST METHOD input Observe parabola amplitude. Measure amplitude VCR1 (10) when data subaddress [07] (10). [08] adjustment, [05] (3F) [06] (3F) [07] (10) (1F) Measure amplitude VCR1 (1F) when data subaddress [07] (1F).
CHARACTERISTIC
SYMBOL
UNIT
Corner Correction
VCR1
Vp-p
1.80
2.50
3.20
VCR1 VCR1 (10)-VCR1 (1F) input Measure parabola amplitude. Corner Correction VCR2 Vp-p 2.30 3.20 4.10 [08] adjustment, [05] (3F) [06] (20) [07] (00) (1F) Measure amplitude VCR2 (00) when data subaddress [07] (00). Measure amplitude VCR2 (1F) when data subaddress [07] (1F). VCR2 VCR2 (00) VCR2 (1F) Measure following above. Measure center voltage (00) when data subaddress [08] (00). Parabola Symmetry Correction Change ±11.0 ±13.0 ±15.0 [08] (00) (7F), Measure voltage (7F) when data subaddress [07] (7F). (00) (7F)
value measured above.
Note:
Unless otherwise specified data mode column, PRESET values SW-A.
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ELECTRICAL CHARACTERISTICS LIMITS TYP. TEST METHOD (CONDITIONS 25±3°C) DATA SWITCHING MODE SUBADDRESS, DATA TEST METHOD input voltage variable Measure parabola amplitude when Likewise, measure amplitude when VEH1
CHARACTERISTIC
SYMBOL
UNIT
Parabola Correction
VEH1
[08] adjustment, [05] (3F) [06] (3F)
Correction
VEH2
[08] adjustment, [05] (3F) [06] (3F) [09] (00) (07)
input voltage Measure parabola phase center voltage (00) when data subaddress [09] (00). Likewise, measure voltage (07) when data subaddress [09] (07).
VEH2 (07) (00) Maximum Output Current Imax3 0.14 0.20 0.27 PRESET values, SW-A Connect ammeter between GND. Read current. TP21 input Same above (trigger pulse). Monitor TP24 waveform. Measure below. Operating Current IAGC0 PRESET values, SW24-B
IAGC0 (µA) (IAGC1)
Note:
Unless otherwise specified data mode column, PRESET values SW-A.
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ELECTRICAL CHARACTERISTICS LIMITS TYP. TEST METHOD (CONDITIONS 25±3°C) DATA SWITCHING MODE SUBADDRESS, DATA [03] (12) 24-B TEST METHOD Calculate, above, IAGC1 when data subaddress [03] (12). input voltage Analog Blanking Output Current IB20 0.400 0.650 0.800 PRESET values, SW7-B Connect ammeter between TP20 measure current. Same above. Upper Blanking Level VH20 5.25 5.50 5.75 PRESET values, SW7-B input voltage variable (4.0 Measure input voltage VH20 when output current reaches half output current measured above. Measure VH20 (00) VH20 (1F) when data subaddress [0C] (00) (1F) respectively. VHC20 =±[VH20 (1F) VH20 (00)] (mV) Same above. Lower Blanking Level VL20 3.30 3.50 3.70 PRESET values, SW7-B input voltage variable (2.5 Measure input voltage VL20 when output current reaches half output current above. Measure VL20 (00) VL20 (1F) when data subaddress [0D] (00) (1F) respectively. VLC20 ±[VL20 (1F) VL20 (00)] (mV) Same above. Measure TP18 output amplitude when data subaddress [0E] (47).
CHARACTERISTIC
SYMBOL
UNIT
Operating Current
IAGC1
Upper Blanking Change
VHC20
±485
±570
±655 [0C] (00) (1F)
Lower Blanking Change
VLC20
±485
±570
±655 [0D] (00) (1F)
Center Curve Positive Correction Maximum Amplitude
VCSF
Vp-p
[08] adjustment, SW-A [0E] (47)
Note:
Unless otherwise specified data mode column, PRESET values SW-A.
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ELECTRICAL CHARACTERISTICS LIMITS TYP. TEST METHOD (CONDITIONS 25±3°C) DATA SWITCHING MODE SUBADDRESS, DATA TEST METHOD above, measure TP18 output amplitude when data subaddress [0E] (40). Center Curve Negative Correction Maximum Amplitude VCSR Vp-p [08] adjustment, SW-A [0E] (40)
CHARACTERISTIC
SYMBOL
UNIT
Same above. Measure TP18 output amplitude when data subaddress [0E] (74).
Center Curve Parabola Positive Correction Maximum Amplitude
VCPF
Vp-p
[08] adjustment, SW-A [0E] (74)
above, measure TP18 output amplitude when data subaddress [0E] (04). Center Curve Parabola Negative Correction Maximum Amplitude VCPR Vp-p [08] adjustment, SW-A [0E] (04)
Horizontal Centering Maximum Output Voltage Horizontal Centering Minimum Output Voltage Vertical Centering Maximum Output Voltage Vertical Centering Minimum Output Voltage Dynamic Focus Correction Maximum Output Voltage
VH11 VL11 VH17 VL17 VH19
[09] (40), SW-A PRESET values, SW-A [0B] (4F), SW-A PRESET values, SW-A [0F] (3F), SW-A
Measure TP11 voltage VH11 when data subaddress [09] (70). Measure TP11 voltage VL11 when data subaddress [09] (00). Measure TP17 voltage VH17 when data subaddress [0B] (7F). Measure TP17 voltage VL17 when data subaddress [0B] (00). Measure TP19 voltage VH19 when data subaddress [0F] (3F).
Note:
Unless otherwise specified data mode column, PRESET values SW-A.
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ELECTRICAL CHARACTERISTICS LIMITS TYP. TEST METHOD (CONDITIONS 25±3°C) DATA SWITCHING MODE SUBADDRESS, DATA TEST METHOD Measure TP19 voltage VL19 when data subaddress [0F] (00). input voltage variable; Initial value Input Discrimination Voltage VLVP PRESET values, SW10-B, READ-MODE Lower input voltage measure TP10 voltage when fifth from READ mode) changes from input voltage Measure TP12 voltage. input voltage Measure TP12 voltage. input voltage Detection Output Current IL20 0.43 0.65 0.87 PRESET values, SW10-B, SW7-B Connect ammeter between TP20 measure current. input voltage variable; Initial value V-GUARD Discrimination Voltage VGRD PRESET values, SW7-B, READ-MODE Raise input voltage measure voltage when data fourth from (when READ mode) changes from input IG20 0.43 0.65 0.87 PRESET values, SW7-B voltage
CHARACTERISTIC Dynamic Focus Correction Minimum Output Voltage
SYMBOL
UNIT
VL19
PRESET values, SW-A
Maximum Output Voltage
VH12
PRESET values, SW10-B
Minimum Output Voltage
VL12
PRESET values, SW10-B
V-GUARD Detection Output Current
Connect ammeter between TP20 measure current. input voltage variable; Initial value data subaddress [03] (42).
Vref Vertical Amplitude Control Ratio
[03] (44)
Measure change amplitude when voltage changes from 6.3V. V(6.1) V(6.3)
Note:
Unless otherwise specified data mode column, PRESET values SW-A.
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ELECTRICAL CHARACTERISTICS LIMITS TYP. TEST METHOD (CONDITIONS 25±3°C) DATA SWITCHING MODE SUBADDRESS, DATA TEST METHOD Turn power with input TP21. Self-Diagnosis Vertical Output Check PRESET values, SW-A, READ MODE Check that READ mode, data Check that when trigger pulse input TP21, data Check data same above. Input trigger pulse TP21. Blanking Switch Operation Check Check [0A] (20), SW-A Measure TP22 when data subaddress [0A] (20). Check that TP22 outputs signal.
CHARACTERISTIC
SYMBOL
UNIT
Self-Diagnosis Output Power Reset Read Detection
Check Check
PRESET values, SW-A, READ MODE PRESET values, SW-A, READ MODE
Note:
Unless otherwise specified data mode column, PRESET values SW-A.
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TEST CIRCUIT
characteristics
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TEST CIRCUIT
characteristics
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APPLICATION CIRCUIT
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PACKAGE DIMENSIONS
Weight: 1.22g (Typ.)
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