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參數(shù)資料
| 型號(hào)： | LA7357 |
| 廠商： | Sanyo Electric Co.,Ltd. |
| 英文描述： | PAL/SECAM Discrimination Circuit for VHS VCRs(用于VHS VCR的PAL/SECAM的鑒別電路) |
| 中文描述： | PAL / SECAM制式歧視錄影帶錄像機(jī)電路（用于錄影機(jī)的PAL / SECAM制式的鑒別電路） |
| 文件頁(yè)數(shù)： | 2/6頁(yè) |
| 文件大?。?/td> | 105K |
| 代理商： | LA7357 |
No. 5654-2/6
LA7357
Parameter
Symbol
Conditions
Ratings
Unit
min
typ
max
Current drain
I
CC
1
I
CC
2
Pin 5 = ground, pin 7 influx current: T4 output
7.0
10.0
13.0
mA
Pin 5 = V
CC
, pin 7 influx current: T4 output
The pin 5 voltage when the pin 2 output
appears when slowly raising the voltage
applied to pin 5 from 0 V.
The input signal should be 300 mVp-p:
T2 output
7.5
10.5
13.5
mA
BGP threshold level
BTH
2.2
2.5
2.8
V
The pin 5 voltage when the pin 2 output
appears when slowly lowering the voltage
applied to pin 5 from 5 V.
The input signal should be 300 mVp-p:
T2 output
SYNC threshold level
STH
0.6
0.8
1.0
V
Stipulated as the output ratio when a
10 mVp-p amplitude sine wave is input to
pin 1: T2 output
Input limiter amplifier gain
LIMG
9
12
15
dB
Measure the output amplitude when a
300 mVp-p amplitude sine wave is input to
pin 1: T2 output
Input limiter amplifier level
LIMD
150
190
230
mVp-p
The V1 level when T1 switches from low to
high when slowly raising V1 from 0 V: T1
output
Comparator hysteresis high-level voltage
Comp H
2.7
3.0
3.3
V
The V1 level when T1 switches from high to
low when slowly lowering V1 from 5 V: T1
output
With a 2-k
load: T1 output
With a 2-k
load: T1 output
Comparator hysteresis low-level voltage
Comp L
2.0
2.3
2.6
V
DET-OUT output high-level voltage
DETH
3.6
4.0
4.4
V
DET-OUT output low-level voltage
DETL
0
0.2
0.4
V
Operating Characteristics
at Ta = 25°C, V
CC
= 5 V
Switching Conditions
Symbol
Input signal
Input pulse
Applied voltage
Switch states
S1
S2
S3
S4
V1
V2
SW1
SW2
SW3
SW4
SW5
I
CC
1
I
CC
2
BTH
No signal
No signal
0 V
0 V
Off
Off
Off
Off
Off
No signal
No signal
5 V
5 V
Off
Off
Off
Off
Off
Sig.1
No signal1
0 V
0 V
Variable DC level
On
Off
On
Off
Off
STH
No signal
Sig.1
0 V
0 V
Variable DC level
On
Off
On
Off
Off
LIMG
Sig.1
No signal
5 V
0 V
On
Off
Off
Off
Off
LIMD
Sig.1
No signal
5 V
0 V
On
Off
Off
Off
On
Comp H
No signal
No signal
No signal
No signal
Variable DC level
Off
On
Off
Off
On
Comp L
No signal
No signal
No signal
No signal
Variable DC level
Off
On
Off
Off
On
DETH
Sig.2
Sig.1
P2
P1
Off
Off
Off
Off
On
DETL
Sig.3
Sig.1
P2
P1
Off
Off
Off
Off
On
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| LA7358M | Monolithic Linear IC For VCR SECAM Chroma Signal Processor |
| LA7371A | RECORDING AND PLAYBACK AMPLIFIER FOR VHS VIDEO RECORDERS |
| LA7375 | Recording and Playback Amplifier for VHS Video Recorders |
| LA7383 | NTSC Video Signal Processing LSI for VCRs |
| LA7386 | NTSC Video Signal Processing LSI for VCRs |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LA7358M | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:Monolithic Linear IC For VCR SECAM Chroma Signal Processor |
| LA7371 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述: |
| LA7371A | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:RECORDING AND PLAYBACK AMPLIFIER FOR VHS VIDEO RECORDERS |
| LA7375 | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:Recording and Playback Amplifier for VHS Video Recorders |
| LA7383 | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:NTSC Video Signal Processing LSI for VCRs |
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