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參數(shù)資料
| 型號： | LA7358M |
| 廠商： | Sanyo Electric Co.,Ltd. |
| 英文描述： | Monolithic Linear IC For VCR SECAM Chroma Signal Processor |
| 中文描述： | 單片線性集成電路對于錄像機(jī)SECAM制式色度信號處理器 |
| 文件頁數(shù)： | 5/17頁 |
| 文件大?。?/td> | 445K |
| 代理商： | LA7358M |
LA7358M
No.A0247-5/17
Continued from preceding page.
Ratings
Parameter
Symbol
Input
Test
point
Conditions
min
typ
max
Unit
PB chroma signal output
unwanted spectrum (1)
GSP1
S14
T18
SW1 = ON, V1 = 5V, V5 = 0V,
V17 = 5V S14 = sine wave
(50mVp-p, f = 1.1MHz)
SW9B = ON, S29 = Comp.Sync
Measure 2.2MHz component at T18.
Referenced (0dB) to VOP.
-25
-15
dB
PB chroma signal output
unwanted spectrum (2)
GSP2
S14
T18
SW1 = ON, V1 = 5V, V5 = 0V,
V17 = 5V S14 = sine wave
(50mVp-p, f = 1.1MHz)
SW9B = ON, S29 = Comp.Sync
Measure 3.3MHz component at T18.
Referenced (0dB) to VOP.
-20
-10
dB
CLK input level
VCLK
S2
f = 4.433619MHz
100
200
800
mVp-p
Sync signal input
threshold level
VTHS
S29
1.8
2
2.2
V
REC mode sync gate
start time (MUTE OFF)
TRGB
S29
T12
SW1 = ON, V1 = 5V, V5 = 0V,
V17 = 0V, S16 = sine wave
(200mVp-p, 4.286MHz)
SW22B = ON,
S29 = Comp.Sync (Note7)
-0.3
0.2
0.7
μ
s
REC mode sync gate
start time (MUTE ON)
TRGBM
S29
T12
SW1 = ON, V1 = 5V, V5 = 0V,
V17 = 0V, S16 = sine wave
(200mVp-p, 4.286MHz)
SW22B = ON,
S29 = Comp.Sync (Note7)
SW2 = ON
1.5
2
2.5
μ
s
REC mode sync gate
release time
TRGE
S29
T12
SW1 = ON, V1 = 5V, V5 = 0V,
V17 = 0V, S16 = sine wave
(200mVp-p, 4.286MHz)
SW22B = ON,
S29 = Comp.Sync (Note7)
SW2 = ON
4.5
5.0
5.5
μ
s
REC mode
mute setting resistance
VTSP2
S16
T18
(Note8)
10
20
30
k
PB mode sync gate
start time
TPGB
S29
T18
SW1 = ON, V5 = 0V, SW9B = ON,
S14 = sine wave
(50mVp-p, f = 1.0715MHz)
V17 = 5V, S29 = Comp.Sync (Note9)
1.5
2
2.5
μ
s
PB mode sync gate
release time
TPGE
S29
T18
SW1 = ON, V5 = 0V, SW9B = ON,
S14 = sine wave
(50mVp-p, f = 1.0715MHz)
V17 = 5V, S29 = Comp.Sync (Note9)
4.5
5.0
5.5
μ
s
BGP start time
TBGB
S29
T28
V5 = 0V, V6 = 5V, SW22B = ON,
V17 = 0V
S29 = Comp.Sync (Note10)
6.4
6.55
6.7
μ
s
BGP width
TBGW
S29
T28
V5 = 0V, V6 = 5V, SW22B = ON,
V17 = 0V
S29 = Comp.Sync (Note10)
2.3
2.5
2.7
μ
s
SECAM detection output
resistance
R28
T28
SW27 = ON, V27 = 5V (Note11)
7
10
13
k
REC mode
SECAM detection
characteristics (1)
VSCMR1
S16
T28
V5 = 0V, V17 = 0V, SW22B = ON,
S29 = Comp.Sync
S16 = SECAM color bar signal
(Note12)
4.5
V
REC mode
SECAM detection
characteristics (2)
VSCMR2
S16
T28
V5 = 0V, V17 = 0V, SW22B = ON,
S29 = Comp.Sync
S16 = PAL color bar signal (Note13)
0.5
V
PB mode phase detection
output differential voltage (1)
VSCPD1
S14
T25
T26
V5 = 0V, SW9B = ON, V17 = 5V,
S29 = Comp.Sync S14 = sine wave
(50mVp-p, f = 1.0625/1.1016MHz)
(Note14)
150
180
mV
Continued on next page.
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