TA1241ANG [TOSHIBA]
DEFLECTION PROCESSOR IC FOR TVs; 偏转处理器IC，适用于电视
| 型号： | TA1241ANG |
| 厂家： | 
TOSHIBA |
| 描述： | DEFLECTION PROCESSOR IC FOR TVs |
| 文件： | 总30页 (文件大小：1107K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
TA1241ANG
TOSHIBA BIPOLAR LINEAR INTEGRATED CIRCUIT SILICON MONOLITHIC
TA1241ANG
DEFLECTION PROCESSOR IC FOR TVs
Ideal for large-inch CRT, the TA1241ANG is an IC for deflection
correction and vertical / horizontal picture size adjustment, with
a 24-pin plastic package.
The TA1241ANG can control all kinds of picture adjustment
2
functions through I C-bus communications.
FEATURES
BUS write mode
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
Vertical amplitude adjustment
Vertical position adjustment
Vertical linearity correction
Vertical S correction
Weight: 1.22 g (Typ.)
Vertical ∫ correction
Vertical EHT correction
Trapezium correction
Horizontal amplitude correction
Horizontal EHT correction
Parabola correction
Corner correction
Center curve correction (SAW, PAR)
BUS read
mode
ꢀ
ꢀ
ꢀ
ꢀ
V-guard detection
LVP detection
V output detection
E / W output detection
Pin
output
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
V centering (DAC)
H centering (DAC)
Dynamic focus (DAC)
Analog blanking
LVP detection
1
2005-08-18
TA1241ANG
BLOCK DIAGRAM
2
2005-08-18
TA1241ANG
PIN CONNECTION
3
2005-08-18
TA1241ANG
PIN FUNCTION
PIN
INPUT / OUTPUT
SIGNAL
PIN NAME
No.
FUNCTION
INTERFACE
Bias voltage external input pin
for the V and E / W blocks.
BUS write mode controls the
switching.
1
V
―
ref
2
EHT in
EHT input pin.
―
E / W drive output pin. Also
performs E / W detection in
BUS read mode.
3
5
EW Drive
―
EW Feedback
NC
E / W feedback pin.
4
6
―
―
―
―
―
V
V
CC
pin. Connect 9 V (Typ.).
CC
4
2005-08-18
TA1241ANG
PIN
No.
INPUT / OUTPUT
SIGNAL
PIN NAME
FUNCTION
INTERFACE
Vertical negative feedback
input pin. When voltage on
this pin equals or exceeds 6
V, the device outputs a
blanking signal to pin 20 and
sends discriminating data to
BUS read.
7
V Feedback
―
Vertical signal output pin. Also
performs vertical output
detection in BUS read mode.
9
8
V Drive
GND
GND pin.
―
―
―
Used to connect reference
voltage to protect the
deflection block from a
low-voltage.
10 LVP in
Outputs abnormal power
supply detection result. Also
performs LVP detection in
BUS read mode.
OK : DC0.7V
NG : DC5.0V
12 LVP out
DAC output pin for horizontal
centering.
11 DAC H
17 DAC V
19 DAC DF
―
―
DAC output pin for vertical
centering.
DAC output pin for dynamic
focus.
―
―
2
2
13 I L GND
GND pin for the I L block.
―
2
14 SDA
SDA pin for the I C BUS.
―
5
2005-08-18
TA1241ANG
PIN
No.
INPUT / OUTPUT
SIGNAL
PIN NAME
FUNCTION
INTERFACE
2
15 SCL
SCL pin for the I C BUS.
―
―
16 NC
―
―
Outputs center curve
correction waveform.
18 CENT out
―
Analog blanking output pin.
Open collector output. In BUS
write mode, outputs a vertical
blanking signal for the vertical
RAMP.
20 BLK out
Inputs trigger pulse. Detects
the falling edge of the input
pulse and generates a trigger
pulse to the next-stage circuit.
21 V in
6
2005-08-18
TA1241ANG
PIN
No.
INPUT / OUTPUT
SIGNAL
PIN NAME
FUNCTION
INTERFACE
This pin connects a
pulse-shaping filter.
22 T.C
―
Used to connect a capacitor
to generate a vertical RAMP
signal.
23 V RAMP
Used to connect a filter to
automatically adjust the
vertical RAMP oscillation
amplitude.
24 AGC
―
7
2005-08-18
TA1241ANG
2
I C BUS MAP
Write data map
IC address : 10001100 (8CH)
SUB ADDRESS
MSB
DATA
PRESET
RANGE
LSB
FUNCTION
LSB
MSB
LSB
MSB
PICTURE HEIGHT
V-LINIARITY
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
1
1
1
1
0
0
0
1
1
0
0
1
1
0
0
×
×
×
×
×
×
×
×
×
O O O O O O O 0
1
0
0
0
0
0
0
0
1
0
0
1
0
0
1
0
0
0
0
1
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
−48~+48%
−13~+13%
−24~+24%
−570~+570 mV
0~9%
1
0
1
0
1
0
1
0
×
×
v
×
O O O O O 0
V-S CORRECTION
V-SHIFT. AGC, REG
v-COMPENSATION
PICTURE WIDTH
E-W PARABORA
E-W CORNER
O O O O O O 0
×
×
A
×
×
×
O O ×
0
×
×
×
×
O O O 0
O O O O O O 0
O O O O O O 0
1.7~6.5 V
0~4.4 V
×
O O O O O 0
−3.2~+3.2%
0~2.4 V
TRAPEZIUM
O O O O O O O 0
H-CENT DAC
H-COMP, H-CENT DAC
0
0
0
0
1
0
0
1
0
0
0
0
0
0
0
0
0~9%, 1~5 V
×
×
×
×
×
O O O × O O O
V-∫CORRECT, BLK-SW
V CENT DAC
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
0
0
1
1
1
1
0
0
0
1
0
1
×
B
×
O O O O 0
0
0
0
0
0
0
0
0
0
0
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0~4%
O O O O O O O 0
0.5~5 V
ANAROG BLK-VH
ANAROG BLK-VL
×
×
×
×
O O O O O 0
O O O O O 0
−640~+640 mV
−640~+640 mV
−4~+4 V,
−2~+2 V
CENT PAR, SAW
0
0
0
0
0
0
0
0
1
1
1
1
1
1
0
1
×
×
O O O × O O O 0
O O O O O O 0
1
0
0
0
0
0
0
0
1
0
0
0
0
0
DYNAMIC FORCUS
×
−0.5~5 V
Note:
O
A
V
:
:
:
Used bit, × : Unused bit
AGC 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)
B
:
When the uppermost bit of the subaddress is high, auto-increment mode is set.
Read data map
IC address 10001101 (8DH)
MSB
LSB
FUNCTION
POW
DISCRIMI-
NATION
NON
NON
NON
LVP
V-GUAD
E-Wout
Vout
DATA
0
―
―
―
―
―
―
OFF
ON
OFF
ON
No signal
Signal
No signal
Signal
OFF
ON
1
8
2005-08-18
TA1241ANG
I2C BUS Conditions
Characteristics
Symbol
Min
Typ.
Max
Unit
Low level input voltage
V
0
3.0
0
⎯
⎯
⎯
1.5
Vcc
0.4
V
V
V
IL
High level input voltage
V
IH
Low level output voltage at 3 mA sink current
V
OL1
Input current each I/O pin with an input voltage
between 0.1 VDD and 0.9 VDD
I
−10
⎯
10
µA
i
Capacitance for each I/O pin
SCL clock frequency
C
⎯
0
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
10
100
⎯
pF
kHz
µs
µs
µs
µs
ns
ns
µs
µs
i
f
SCL
Hold time START condition
Low period of SCL clock
t
t
4.0
4.7
4.0
4.7
350
250
4.0
4.7
HD;STA
t
⎯
LOW
High period of SCL clock
t
⎯
HIGH
Set-up time for a repeated START condition
Data hold time
⎯
SU;STA
HD;DAT
t
⎯
Data set-up time
t
⎯
SU;DAT
Set-up time for STOP condition
Bus free time between a STOP and START condition
t
⎯
SU;STO
t
⎯
BUF
9
2005-08-18
TA1241ANG
DEFLECTION CORRECTION TABLE
FUNCTION
OUTPUT WAVEFORM
PICTURE CHANGE
VARIABLE RANGE
Vertical Amplitude
Adjustment
−48 to +48%
[PICTURE HEIGHT]
Vertical Linearity
Correction
−13 to +13%
[V-LINEARITY]
Vertical S Correction
[V-S CORRECTION]
−24 to +24%
Vertical ∫ Correction
[V-∫ CORRECTION]
0 to 4%
Vertical EHT Correction
[V-COMPENSATION]
0 to 9%
Vertical Phase Correction
[V-SHIFT]
−800 to +800 mV
10
2005-08-18
TA1241ANG
FUNCTION
OUTPUT WAVEFORM
PICTURE CHANGE
VARIABLE RANGE
Parabola Amplitude
Adjustment
[E-W PARABOLA]
0 to 5.6 V
−3.2 to +3.2 V
0 to +9%
Corner Correction
[E-W CORNER]
Horizontal EHT Correction
[H-COMPENSATION]
Horizontal Amplitude
Adjustment
[PICTURE WIDTH]
1.6 to 7.3 V
−9 to +9%
−2 to +2 V
Parabola Symmetry
Correction
[TRAPEZIUM]
Center Curve SAW
Correction
[CENT SAW]
Center Curve Parabola
Correction
−1 to +1 V
[CENT PAR]
11
2005-08-18
TA1241ANG
MAXIMUM RATINGS (Ta = 25°C)
CHARACTERISTICS
Power Supply Voltage
SIGNAL
RATING
UNIT
V
V
12
CC
GND − 0.3 to
Input pin voltage
V
in
V
V
+ 0.3
CC
Power Dissipation
P
MAX
opr
1250 (Note)
−20 to 65
mW
°C
D
Operating Temperature
Storage Temperature
T
T
stg
−55 to 150
°C
Note: When using at temperatures higher than 25°C, decrease maximum power dissipation by 10 mW for every
1°C over 25°C.
OPERATING CONDITION
CHARACTERISTICS
Power Supply Voltage
SYMBOL
MIN
8.5
TYP.
9.0
MAX
9.5
UNIT
V
V
CC
12
2005-08-18
TA1241ANG
ELECTRICAL CHARACTERISTICS
DC ELECTRICAL CHARACTERISTICS (Test circuit 1)
ELECTRICAL
CHARACTERISTICS
TEST METHOD (CONDITIONS V
= 9 V, Ta = 25±3°C)
CC
PIN No.
PIN NAME
SYMBOL
UNIT
LIMITS
BUS DATA AND SWITCHING MODE
] ; SUBADDRESS, ( ) ; DATA
TEST METHOD
[
MIN
TYP.
6.3
MAX
1
V
V
1
V
2
V
3
V
5
V
7
V
9
6.0
5.7
5.2
8.7
2.0
0.5
8.85
0.5
0.0
4.8
4.8
0.0
5.5
0.0
0.0
―
6.6
6.7
5.8
9.3
2.8
3.4
9.05
2.1
1.6
5.4
5.4
1.6
6.5
1.6
1.0
―
ref
2
EHT
6.2
5.5
9.0
2.4
0.8
8.95
1.3
0.8
5.1
5.1
0.8
6.0
0.8
0.0
0.0
4.0
2.5
0.0
3
EW Drive
EW Feedback
V Feedback
V Drive
5
7
9
10
11
12
14
15
17
18
19
20
21
22
23
24
LVP in
V
10
V
11
V
12
V
14
V
15
V
17
V
18
V
19
V
20
V
21
V
22
V
23
V
24
DAC H
LVP out
SDA
V
No bus input
Measure the DC voltage of each pin.
SCL
DAC V
CENT out
DAC DF
BLK out
V
in
T.C
3.7
2.2
―
4.3
2.8
―
V.RAMP
AGC
Open openland, connect an ammeter between TP4A
and TP4B, and measure the sink current.
Power Supply Current (V
= 9 V)
I
mA
31.0
47.0
63.0
No bus input
CC
CC
13
2005-08-18
TA1241ANG
AC ELECTRICAL CHARACTERISTICS (Test circuit 2)
ELECTRICAL
CHARACTERISTICS
TEST METHOD (CONDITIONS V
= 9 V, Ta = 25±3°C)
CC
No.
CHARACTERISTIC
SYMBOL
UNIT
LIMITS
MIN TYP. MAX
BUS DATA AND SWITCHING MODE
] ; SUBADDRESS, ( ) ; DATA
TEST METHOD
[
(1) TP21 input : The following symbols (trigger pulse)
Vertical Trigger Input Shaping
Voltage
1
V
V
0.7
1.0
1.4 All PRESET values, all SW-A
TH21
(2) Change the wave height of the trigger pulse on
TP21. Then read the wave height of the trigger
pulse when a timing pulse is output to TP22.
(1) TP21 input : The above trigger pulse
Wave height = 3 V
(2) Observe the TP22 and TP23 waveforms with an
oscilloscope. Measure the following V
voltage:
H22
Pulse Generator Circuit Clamping
Voltage
2
V
V
3.8
4.0
4.2 All PRESET values, all SW-A
H22
Pulse Generator Circuit Shaping
Voltage 1
3
4
V
V
V
2.8
0.9
3.0
1.0
3.2 All PRESET values, all SW-A
1.1 All PRESET values, all SW-A
Measure V
Measure V
as above.
as above.
M22
M22
L22
Pulse Generator Circuit Shaping
Voltage 2
V
L22
(1) TP21 input : Same as 2 above (trigger pulse).
5
Vertical Ramp Amplitude
V
V
p-p
1.9
2.0
2.1 All PRESET values, all SW-A
P23
(2) Measure the TP23 waveform (vertical ramp)
amplitude.
Note: Unless otherwise specified in the bus data and SW mode column, use PRESET values
and W-A.
14
2005-08-18
TA1241ANG
ELECTRICAL
CHARACTERISTICS
LIMITS
TEST METHOD (CONDITIONS V
= 9 V, Ta = 25±3°C)
CC
No.
CHARACTERISTIC
SYMBOL UNIT
BUS DATA AND SWITCHING MODE
] ; SUBADDRESS, ( ) ; DATA
TEST METHOD
[
MIN
TYP.
MAX
(1) No TP21 input
(2) input : DC voltage is variable (0 to 6 V)
V
DC
(3) Measure the TP9 voltage change in relation to the
change in the TP7 voltage and calculate the
following G .
V
6
Vertical AMP Amplification
G
dB
20
23
26
All PRESET values, all SW -B
7
V
Vertical AMP Maximum Output
Voltage
7
8
V
V
V
1.80
0
2.60
0
3.40 All PRESET values, SW -B
Measure V as above.
H9
H9
7
Vertical AMP Minimum Output
Voltage
V
0.3
All PRESET values, SW -B
Measure V as above.
L9
L9
7
(1) Set V
to 6V as above.
DC
Vertical AMP Maximum Output
Current
9
I
mA
18.0
1.40
25.0
1.60
32.0 All PRESET values, SW -B
7
max9
(2) Connect an ammeter between TP9 and GND and
measure the current.
(1) TP21 inpu : Same as 2 above (trigger pulse).
(2) Measure the TP7 vertical saw wave amplitude.
(1) TP21 input : Same as 2 above (trigger pulse).
10 Vertical NF Saw Wave Amplitude
V
V
p-p
1.80 All PRESET values, all SW-A
P7
(2) Measure the TP7 amplitude V (00) when set
P7
the subaddress [00] to (00).
Vertical Amplitude Variable
Range
(3) Next, measure the TP7 amplitude V (7F) when
P7
11
V
%
±45.0 ±48.0 ±51.0 [00] (00) (7F), all SW-A
PH
set the subaddress [00] to (7F).
V
V
(7F) −V (00)
P7
P7
P7
V
= ±
×100(%)
PΗ
(7F) +V (00)
P7
Note: Unless otherwise specified in the bus data and SW mode column, use PRESET values
and SW-A.
15
2005-08-18
TA1241ANG
ELECTRICAL
CHARACTERISTICS
LIMITS
TEST METHOD (CONDITIONS V
CC
= 9 V, Ta = 25±3°C)
TEST METHOD
No.
CHARACTERISTIC
SYMBOL
UNIT
BUS DATA AND SWITCHING MODE
] ; SUBADDRESS, ( ) ; DATA
[
MIN
TYP. MAX
(1) Set the data of subaddress [06] to (3F). Set the
data of subaddress [05] to (3F). Change the
subaddress [08] data so that the TP5 parabola
waveform is symmetrical.
(2) Set the data of subaddress [06] to (00). Set the
data of subaddress [05] to (20).
(3) When set the data of subaddress [01] to (10),
measure the TP7 waveform V (10) and V (10)
1
2
(4) Likewise, when set the data of subaddress [01] to
(00) and (1F), measure V (00), V (00), V (1F),
1
2
1
and V (1F).
2
Vertical Linearity Maximum
Correction
[08] adjustment, all SW-A
[01] (00) (10) (1F)
12
V
%
±10.0 ±12.5 ±15.0
L
V (00)−V (1F)+V (1F)−V (00)
1
1
2
2
V
= ±
×100
L
2×
[
V (10) +V (10)
]
1
2
Note: Unless otherwise specified in the bus data and SW mode column, use PRESET values
and SW-A.
16
2005-08-18
TA1241ANG
ELECTRICAL
CHARACTERISTICS
LIMITS
TEST METHOD (CONDITIONS V
= 9 V, Ta = 25±3°C)
TEST METHOD
(1) Same as 12 above.
CC
No.
CHARACTERISTIC
SYMBOL
UNIT
BUS DATA AND SWITCHING MODE
] ; SUBADDRESS, ( ) ; DATA
[
MIN TYP. MAX
(2) Measure the amplitude V (00) of TP7 when set
S7
the data of subaddress [02] to (00).
(3) Measure the amplitude V (3F) of TP7 when set
S7
the data of subaddress [02] to (3F).
[08] adjustment, all SW-A
[02] (00) (3F)
13 Vertical S Maximum Correction
V
%
±20.0 ±24.0 ±28.0
S
V
V
(00)−V (3F)
S7
S7
S7
V
= ±
×100%
S
(00)+V (3F)
S7
(1) Same as 13 above.
(2) Measure the amplitude V (00) of TP7 when set
∫7
the data of subaddress [0A] to (00).
(3) Measure the amplitude V (0F) of TP7 when set
∫7
the data of subaddress [0A] to (0F).
[08] adjustment, all SW-A
[0A] (00) (0F)
14 Vertical ∫ Maximum Correction
V
%
3.0
5.0
7.0
∫
V
(0F) −V (00)
∫7
∫7
V = ±
×100%
∫
V
(00)
∫7
Note: Unless otherwise specified in the bus data and SW mode column, use PRESET values
and SW-A.
17
2005-08-18
TA1241ANG
ELECTRICAL
CHARACTERISTICS
LIMITS
TEST METHOD (CONDITIONS V
= 9 V, Ta = 25±3°C)
TEST METHOD
(1) Same as 12 above.
CC
No.
CHARACTERISTIC
SYMBOL
UNIT
BUS DATA AND SWITCHING MODE
] ; SUBADDRESS, ( ) ; DATA
[
MIN TYP. MAX
(2) Observe the TP7 waveform and measure the V
shown below.
C
15 Vertical NF Center Voltage
16 Vertical NF DC Change
17 Vertical NF EHT Correction
V
V
3.8
4.0
4.2 [08] adjustment, all SW-A
C
(1) Same as 15 above.
(2) Measure the vertical NF center voltage V (00)
C
when set the data of subaddress [03] to (00).
[08] adjustment, all SW-A
[03] (00) (06)
V
mV
±480 ±560 ±640
(3) Measure the vertical NF center voltage V (06)
C
DC
when set the data of subaddress [03] to (06).
V
(06) −V (00)
C
C
V
= ±
(mV)
DC
2
(1) Same as 12 above.
(2) input : DC voltage=0V
V
DC
(3) Observe TP7 waveform.
(4) Measure the amplitude V
(00) of TP7 when set
EHT
[08] adjustment, SW -B
2
[04] (00) (07)
the data of subaddress [04] to (00).
V
%
8
9
10
EHT
(5) Measure the amplitude V (07) of TP7 when set
EHT
the data of subaddress [04] to (07).
V
(00) −V (07)
EHT
EHT
(00)
V
=
×100(%)
EHT
V
EHT
Note: Unless otherwise specified in the bus data and SW mode column, use PRESET values
and SW-A.
18
2005-08-18
TA1241ANG
ELECTRICAL
CHARACTERISTICS
LIMITS
TEST METHOD (CONDITIONS V
CC
= 9 V, Ta = 25±3°C)
TEST METHOD
No.
CHARACTERISTIC
SYMBOL
UNIT
BUS DATA AND SWITCHING MODE
] ; SUBADDRESS, ( ) ; DATA
[
MIN TYP. MAX
(1) Same as 17 above.
(2) Change the V voltage from 1V to 7V.
DC
(3) Measure the change in the TP7 voltage at this
time and measure the TP2 voltage V
.
H2
[08] adjustment, SW -B
2
[04] (07)
18 EHT Input D Range 1
V
V
5.7
6.2
6.7
H2
[08] adjustment, SW -B
2
[04] (07)
19 EHT Input D Range 2
V
V
V
1.3
5.5
1.8
6.2
2.3
6.9
Measure the TP2 voltage V as above.
L2
L2
(1) Same as 12 above.
[08] adjustment, SW-A
[05] (00)
20 E / W NF Maximum DC Value
V
H5
(2) Measure the TP5 voltage.
(1) Same as 12 above.
[08] adjustment, all SW-A
[05] (3F)
21 E / W NF Minimum DC Value
V
V
1.5
1.7
1.9
L5
(2) Measure the TP5 voltage.
(1)
V
input : 7V
DC
(2) Measure the TP5 parabola amplitude.
[08] adjustment, SW -B
4.8 [05] (3F)
[06] (3F)
2
E / W NF Maximum Parabola
Value
22
V
V
3.0
3.9
PB
p-p
Note: Unless otherwise specified in the bus data and SW mode column, use PRESET values
and SW-A.
19
2005-08-18
TA1241ANG
ELECTRICAL
CHARACTERISTICS
LIMITS
TEST METHOD (CONDITIONS V
CC
= 9 V, Ta = 25±3°C)
TEST METHOD
No.
CHARACTERISTIC
SYMBOL
UNIT
BUS DATA AND SWITCHING MODE
] ; SUBADDRESS, ( ) ; DATA
[
MIN TYP. MAX
(1)
V
input : 7 V
DC
(2) Observe the TP5 parabola amplitude.
(3) Measure the amplitude V
CR1
(10) when set the
(1F) when set the
data of subaddress [07] to (10).
(4) Measure the amplitude V
CR1
data of subaddress [07] to (1F).
[08] adjustment, SW -B
2
[05] (3F)
[06] (3F)
23 E / W NF Corner Correction 1
V
V
1.80
2.50
3.20
CR1
p-p
[07] (10) (1F)
V
V
= V
CR1
(10)−V (1F)
CR1
CR1
(1)
input : 7 V
DC
(2) Measure the TP5 parabola amplitude.
[08] adjustment, SW -B
2
[05] (3F)
[06] (20)
(3) Measure the amplitude V
CR2
(00) when set the
23’ E / W NF Corner Correction 2
V
V
2.30
3.20
4.10
data of subaddress [07] to (00).
CR2
p-p
[07] (00) (1F)
(4) Measure the amplitude V
(1F) when set the
CR2
data of subaddress [07] to (1F).
V
= V (00) − V (1F)
CR2
CR2
CR2
(1) Measure the following as in 15 above.
(2) Measure the TP7 center voltage V (00) when set
C
the data of subaddress [08] to (00).
(3) Measure the voltage V (7F) when set the data of
C
Parabola Symmetry Correction
Change
24
V
%
±11.0 ±13.0 ±15.0 [08] (00) (7F), all SWA
subaddress [07] to (7F).
TR
V
(00) −V (7F)
C
C
V
TR
= ±
×100(%)
2×V
P7
V
is the value measured in 10 above.
P7
Note: Unless otherwise specified in the bus data and SW mode column, use PRESET values
and SW-A.
20
2005-08-18
TA1241ANG
ELECTRICAL
CHARACTERISTICS
LIMITS
TEST METHOD (CONDITIONS V
= 9 V, Ta = 25±3°C)
TEST METHOD
V input : DC voltage is variable
DC
CC
No.
25
CHARACTERISTIC
SYMBOL
UNIT
BUS DATA AND SWITCHING MODE
] ; SUBADDRESS, ( ) ; DATA
[
MIN TYP. MAX
(1)
(2) Measure the TP5 parabola amplitude V
when DC = 7 V.
(3) Likewise, measure the amplitude V
DC = 1 V.
(7)
EH
[08] adjustment, SW -B
2
E / W Parabola
EHT Correction
(1) when
EH
%
2.0
3.3
4.5
V
[05] (3F)
[06] (3F)
EH1
V
(7)−V (1)
EH
EH
V
=
×100(%)
EH1
V
(7)
EH
(1)
(2) Measure the TP5 parabola phase center voltage
(00) when set the data of subaddress [09] to
V
input : DC voltage = 1 V
DC
V
PC
(00).
(3) Likewise, measure the voltage V
(07) when set
PC
the data of subaddress [09] to (07).
[08] adjustment, SW -B
2
E / W DC
[05] (3F)
26
V
0.6
1.0
1.4
V
EH2
EHT Correction
[06] (3F)
[09] (00) (07)
V
= V
(07) − V
(00) (V)
PC
EH2
PC
E / W Amp
(1) Connect an ammeter between TP3 and GND.
(2) Read the current.
27
mA
µA
0.14
250
0.20
330
0.27 All PRESET values, all SW-A
I
max3
Maximum Output Current
(1) TP21 input : Same as 2 above (trigger pulse).
(2) Monitor the TP24 waveform. Measure the V
below.
x
28 AGC Operating Current 1
410
I
All PRESET values, SW -B
24
AGC0
I
= V ÷ 200 (µA)
x
AGC0
(I
)
AGC1
Note: Unless otherwise specified in the bus data and SW mode column, use PRESET values
and SW-A.
21
2005-08-18
TA1241ANG
ELECTRICAL
CHARACTERISTICS
LIMITS
TEST METHOD (CONDITIONS V
CC
= 9 V, Ta = 25±3°C)
TEST METHOD
No.
CHARACTERISTIC
SYMBOL
UNIT
µA
BUS DATA AND SWITCHING MODE
] ; SUBADDRESS, ( ) ; DATA
[
MIN TYP. MAX
Calculate, as above, I
AGC1
subaddress [03] to (12).
when set the data of
29 AGC Operating Current 2
I
60
83
105 [03] (12) SW -B
24
AGC1
(1) input : DC voltage = 5.5 V
V
DC
30 Analog Blanking Output Current
I
mA
0.400 0.650 0.800 All PRESET values, SW -B
7
B20
(2) Connect an ammeter between TP20 and GND
and measure the current.
(1) Same as 30 above.
(2)
V
input : DC voltage = variable (4.0 to 5.5 V)
DC
31 Upper Blanking Level
32 Upper Blanking Change
33 Lower Blanking Level
34 Lower Blanking Change
V
V
5.25
5.50
5.75 All PRESET values, SW -B
7
H20
(3) Measure the V
input voltage V
H20
when the
DC
output current reaches half the output current
measured above.
Measure V
(00) and V (1F) when set the data of
H20
H20
subaddress [0C] to (00) and (1F) respectively.
V
mV
V
±485 ±570 ±655 [0C] (00) (1F) SW -B
7
HC20
V
=±[V (1F) − V (00)] / 2 (mV)
HC20
H20 H20
(1) Same as 30 above.
(2) input : DC voltage = variable (2.5 to 4.0 V)
(3) Measure the V
V
DC
V
3.30
3.50
3.70 All PRESET values, SW -B
7
L20
input voltage V
when the
L20
DC
output current reaches half the output current of
30 above.
Measure V
(00) and V
(1F) when set the data of
L20
L20
subaddress [0D] to (00) and (1F) respectively.
V
mV
±485 ±570 ±655 [0D] (00) (1F) SW -B
7
LC20
V
= ±[V (1F) − V (00)] / 2 (mV)
LC20
L20
L20
(1) Same as 12 above.
(2) Measure the TP18 output amplitude when set the
data of subaddress [0E] to (47).
Center Curve Saw Positive
35
[08] adjustment, all SW-A
[0E] (47)
V
V
3.2
3.6
4.0
CSF
p-p
Correction Maximum Amplitude
Note: Unless otherwise specified in the bus data and SW mode column, use PRESET values
and SW-A.
22
2005-08-18
TA1241ANG
ELECTRICAL
CHARACTERISTICS
LIMITS
TEST METHOD (CONDITIONS V
CC
= 9 V, Ta = 25±3°C)
TEST METHOD
No.
36
CHARACTERISTIC
SYMBOL
UNIT
BUS DATA AND SWITCHING MODE
] ; SUBADDRESS, ( ) ; DATA
[
MIN TYP. MAX
As above, measure the TP18 output amplitude when
set the data of subaddress [0E] to (40).
Center Curve Saw Negative
Correction Maximum Amplitude
[08] adjustment, all SW-A
[0E] (40)
V
V
V
V
3.2
1.2
1.2
3.6
1.8
1.8
4.0
2.4
2.4
CSR
p-p
p-p
p-p
(1) Same as 12 above.
(2) Measure the TP18 output amplitude when set the
data of subaddress [0E] to (74).
Center Curve Parabola Positive
Correction Maximum Amplitude
[08] adjustment, all SW-A
[0E] (74)
37
38
V
CPF
As above, measure the TP18 output amplitude when
set the data of subaddress [0E] to (04).
Center Curve Parabola Negative
Correction Maximum Amplitude
[08] adjustment, all SW-A
[0E] (04)
V
CPR
Horizontal Centering Maximum
Output Voltage
Measure the TP11 voltage V
subaddress [09] to (70).
when set the data of
when set the data of
when set the data of
when set the data of
when set the data of
H11
L11
H17
L17
H19
39
40
41
42
43
V
V
V
V
V
V
4.8
0.5
4.8
0.0
4.8
5.0
1.3
5.0
5.0
5.0
5.2 [09] (40), all SW-A
H11
Horizontal Centering Minimum
Output Voltage
Measure the TP11 voltage V
subaddress [09] to (00).
V
2.1 All PRESET values, all SW-A
5.2 [0B] (4F), all SW-A
L11
H17
Vertical Centering Maximum
Output Voltage
Measure the TP17 voltage V
subaddress [0B] to (7F).
V
Vertical Centering Minimum
Output Voltage
Measure the TP17 voltage V
subaddress [0B] to (00).
V
1.6 All PRESET values, all SW-A
5.2 [0F] (3F), all SW-A
L17
Dynamic Focus Correction
Maximum Output Voltage
Measure the TP19 voltage V
subaddress [0F] to (3F).
V
H19
Note: Unless otherwise specified in the bus data and SW mode column, use PRESET values
and SW-A.
23
2005-08-18
TA1241ANG
ELECTRICAL
CHARACTERISTICS
LIMITS
TEST METHOD (CONDITIONS V
CC
= 9 V, Ta = 25±3°C)
TEST METHOD
No.
44
CHARACTERISTIC
SYMBOL
UNIT
V
BUS DATA AND SWITCHING MODE
] ; SUBADDRESS, ( ) ; DATA
[
MIN TYP. MAX
Dynamic Focus Correction
Minimum Output Voltage
Measure the TP19 voltage V
subaddress [0F] to (00).
when set the data of
L19
V
0.0
0.8
1.6 All PRESET values, all SW-A
L19
(1) V
input : DC voltage = variable;
Initial value = 9 V
DC
45 LVP Input Discrimination Voltage
V
V
5.5
5.8
6.1 All PRESET values, SW -B, READ-MODE
10
LVP
(2) Lower the V
input voltage and measure the
DC
TP10 voltage when the fifth bit from the LSB (in
READ mode) changes from 0 to 1.
(1)
(2) Measure the TP12 voltage.
(1) input : DC voltage = 9 V
(2) Measure the TP12 voltage.
(1) V input : DC voltage = 4 V
V
input : DC voltage = 0 V
DC
46 LVP Maximum Output Voltage
47 LVP Minimum Output Voltage
V
V
V
4.8
0.0
5.0
0.8
5.2 All PRESET values, SW -B
10
H12
V
DC
V
1.6 All PRESET values, SW -B
10
L12
DC
48 LVP Detection Output Current
49 V-GUARD Discrimination Voltage
I
mA
V
0.43
5.8
0.65
6.0
0.87 All PRESET values, SW -B, SW -B
10
L20
7
(2) Connect an ammeter between TP20 and GND
and measure the current.
(1) V
input : DC voltage = variable;
Initial value = 4 V
DC
V
GRD
6.2 All PRESET values, SW -B, READ-MODE
7
(2) Raise the V
DC
input voltage and measure the TP7
voltage when the data of the fourth bit from the
LSB (when in READ mode) changes from 0 to 1.
(1)
V
input : DC voltage = 7 V
DC
V-GUARD Detection Output
Current
50
I
mA
0.43
0.65
0.87 All PRESET values, SW -B
7
G20
(2) Connect an ammeter between TP20 and GND
and measure the current.
(1) V
input : DC voltage = variable;
Initial value = 6.2 V
DC
(2) Set the data of subaddress [03] to (42).
V Vertical Amplitude Control
ref
Ratio
51
V
r
%
24
30
36
[03] (44) SW -B
1
(3) Measure the change in the TP7 amplitude when
the DC voltage changes from 6.1 to 6.3V.
V(6.1)− V(6.3)
V =
×100(%)
r
0.2
Note: Unless otherwise specified in the bus data and SW mode column, use PRESET values
and SW-A.
24
2005-08-18
TA1241ANG
ELECTRICAL
CHARACTERISTICS
LIMITS
TEST METHOD (CONDITIONS V
= 9 V, Ta = 25±3°C)
CC
No.
CHARACTERISTIC
SYMBOL UNIT
BUS DATA AND SWITCHING MODE
] ; SUBADDRESS, ( ) ; DATA
TEST METHOD
(1) Turn the power on with no input to TP21.
[
MIN
TYP.
MAX
All PRESET values, all SW-A,
READ · MODE
(2) Check that in READ mode, the B data = 0.
2
52 Self-Diagnosis Vertical Output
―
―
―
Check
―
(3) Check that when a trigger pulse is input to TP21,
the B data = 1.
2
All PRESET values, all SW-A,
READ · MODE
53 Self-Diagnosis E / W Output
―
―
―
―
―
―
Check
Check
―
―
Check the B data in the same way as above.
3
All PRESET values, all SW-A,
READ · MODE
54 Power On Reset Read Detection
―
(1) Input a trigger pulse to TP21.
55 Blanking Switch Operation Check
―
―
―
Check
―
[0A] (20), all SW-A
(2) Measure TP22 when set the data of subaddress
[0A] to (20). Check that TP22 outputs no signal.
Note: Unless otherwise specified in the bus data and SW mode column, use PRESET values
and SW-A.
25
2005-08-18
TA1241ANG
TEST CIRCUIT 1
DC characteristics
T A 1 2 4 1 A N G
26
2005-08-18
TA1241ANG
TEST CIRCUIT 2
AC characteristics
T A 1 2 4 1 A N G
27
2005-08-18
TA1241ANG
APPLICATION CIRCUIT
T A 1 2 4 1 A N G
28
2005-08-18
TA1241ANG
PACKAGE DIMENSIONS
Weight: 1.22g (Typ.)
29
2005-08-18
TA1241ANG
30
2005-08-18
相关型号：
©2020 ICPDF网 联系我们和版权申明