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參數(shù)資料
| 型號： | LA7386 |
| 廠商： | Sanyo Electric Co.,Ltd. |
| 英文描述： | NTSC Video Signal Processing LSI for VCRs |
| 中文描述： | NTSC制式視頻信號處理LSI的錄像機 |
| 文件頁數(shù)： | 2/13頁 |
| 文件大?。?/td> | 157K |
| 代理商： | LA7386 |
Maximum Ratings
at Ta = 25°C
Parameter
Symbol
V
CC
max
Pdmax
Topr
Tstg
Conditions
Ratings
Unit
V
mW
°C
°C
Maximum supply voltage
Allowable power dissipation
Operating temperature
Storage temperature
7.0
Ta
%
65°C
1070
–10 to +65
–40 to +150
Operating Conditions
at Ta = 25°C
Parameter
Symbol
V
CC
V
CC
op
Conditions
Ratings
Unit
V
V
Recommended supply voltage
Operating supply voltage range
5.0
4.8 to 5.2
Operating Characteristics
at Ta = 25°C, V
CC
= 5 V
Parameter
Symbol
Conditions
min
typ
max
Unit
[REC Mode Y]
Current consumption REC
I
CC
R
When V
CC
= 5 V (when there is no signal),
measure sum of incoming currents at pins 29 and
24
V
IN
= 1.0 Vp-p video signal, use VR33 to adjust
T3 output to 0.5 Vp-p
Measure T3 output level when S9 is set to 2
Measure T3 output level when S9 is set to 4
Measure T33 DC voltage in above state
Measure T32 DC voltage in same manner
Measure T28A output level in same manner
V
IN
= 2.0 Vp-p video signal
Measure T3 output level
V
IN
= 0.5 Vp-p video signal
Measure T3 output level
V
IN
= 714 mVp-p LUMI, 572 mVp-p SYNC,
measure T3 SYNC level
V
IN
= 714 mVp-p LUMI, 143 mVp-p SYNC,
measure T3 SYNC level
V
IN
= 1.0 Vp-p video signal,
T26 output pulse peak value
V
IN
= 1.0 Vp-p video signal,
T26 output pulse width
95
120
145
mA
AGC adjustment
CAGC
VCA control characteristics 1
VCA control characteristics 2
AGC adjustment voltage
AGC detection voltage
EE output level
AGC output 1
VCA 1
VCA 2
V
AGC
V
AD
V
EE
AGC 1
0.48
0.48
3.2
1.2
0.95
500
0.5
0.5
3.4
1.4
1.0
520
0.52
0.52
3.6
1.6
1.05
540
Vp-p
Vp-p
V
V
Vp-p
mVp-p
AGC output 2
AGC 2
460
480
500
mVp-p
AGC output 3
AGC 3
135
150
165
mVp-p
AGC output 4
AGC 4
90
100
110
mVp-p
Sync separation output level
V
SYR
4.0
4.2
4.4
Vp-p
Sync separation output pulse
width
Sync separation output leading
edge delay time
Sync separation threshold level
PW
SYR
4.0
4.3
4.6
μs
T
SYR
V
IN
= 1.0 Vp-p video signal, measure delay time
of output SYNC versus input SYNC
0.8
1.0
1.2
μs
TH
SYR
Gradually attenuate the input level, measure input
level at point when output pulse width widens 1
μs or more beyond PWSYR
Measure electric potential for each of the T28
video output sync tip, pedestal, and white peak,
and assign the measured values to L
SYN
, L
PED
,
and L
WHI
, respectively
Measure T8 DC voltage
V
IN
= standard multiburst signal 1 Vp-p and S30
= off, adjust so that the 3.58 MHz component at
T21 is at a minimum
Measure the chroma level at T2 with a spectrum
analyzer, V
IN
= standard chroma noise test signal
1 Vp-p and S30 = off
V
IN
= white 50% + CW 3.0 MHz
–18
–14
dB
Sync tip level,
pedestal level,
white level measurement
(REC)
VCA detection voltage
Comb filter adjustment
L
VOR
VVCA
2.80
2.95
3.10
V
Y-comb characteristics
GY-Comb
–25
dB
C-comb characteristics
GC-Comb
–25
dB
Continued on next page.
LA7386
No.5472 - 2/13
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PDF描述 |
|---|---|
| LA7390N | VHS-format VCR Video Signal Processor |
| LA7391AN | Global VHS-format VCR Video Signal Processor |
| LA7411 | Playback Amplifier and Record Amplifier for VHS VCRs |
| LA7411M | Playback Amplifier and Record Amplifier for VHS VCRs |
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相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| LA7390 | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:VHS-format VCR Video Signal Processor |
| LA7390L | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:VHS-format VCR Video Signal Processor(295.40 k) |
| LA7390N | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:VHS-format VCR Video Signal Processor |
| LA7391 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述: |
| LA7391A | 制造商:未知廠家 制造商全稱:未知廠家 功能描述: |
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