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參數(shù)資料
| 型號(hào)： | LA76810A |
| 廠商： | Sanyo Electric Co.,Ltd. |
| 英文描述： | Monolithic Linear IC For PAL/NTSC Color Television Sets VIF/SIF/Y/Deflection 1chip IC |
| 中文描述： | 單片線性集成電路為PAL / NTSC制式彩電資料表格/應(yīng)力強(qiáng)度因子/年/撓度1chip集成電路 |
| 文件頁(yè)數(shù)： | 8/40頁(yè) |
| 文件大?。?/td> | 504K |
| 代理商： | LA76810A |
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LA76810A
NoA0252-8/40
Test Conditions
Ta = 25
°
C, VCC = V8 = V31 = V43 = 5.0V, l18 = 19mA, ICC = l25 = 27mA
Parameter
Symbol
Test point
Input signal
Test method
Bus conditions
[Circuit voltage, current]
Horizontal supply voltage
(pin 25)
V25
No signal
Apply a current of 27mA to pin 25 and
measure the voltage at pin 25.
Initial
RGB supply voltage (pin 18)
V18
No signal
Apply a current of 19mA to pin 18 and
measure the voltage at pin 18.
Initial
IF supply current (pin 8)
I8
(CDDICC)
No signal
Apply a voltage of 5.0V to pin 8 and
measure the incoming DC current (mA).
(IF AGC 2.5V applied)
Initial
CCD supply current (pin 31)
I31
(CCDICC)
No signal
Apply a voltage of 5.0V to pin 31 and
measure the incoming DC current (mA).
Initial
Video/vertical supply current
(pin 43)
I43
(DEFICC)
No signal
Apply a voltage of 5.0V to pin 43 and
measure the incoming DC current (mA).
Initial
VIF Block Input Signals and Test Conditions
1. Input signals must all be input to the PIF IN (pin 6) in the Test Circuit.
2. All input signal voltage values are the levels at the VIF IN (pin 6) in the Test Circuit.
3. Signal contents and signal levels
Input signal
Waveform
Conditions
SG1
CW
38.9MHz
SG2
CW
34.47MHz
SG3
CW
33.4MHz
SG4
CW
Frequency variable
SG5
38.9MHz
87.5% Video Mod.
10-stairstep wave
(Subcarrier: 4.43MHz)
SG6
38.9MHz
fm = 15kHz, AM = 78%
4. Before measurement, adjust the DAC as follows.
Parameter
Test point
46
Input signal
Adjustment
Video
Level DAC
SG6, 80dB
μ
Set the output level at pin 46 as close to 2.0Vp-p as possible.
25
18
8
43
31
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