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| 型號： | LA7449 |
| 元件分類： | 消費家電 |
| 英文描述： | SPECIALTY CONSUMER CIRCUIT, PDIP48 |
| 封裝： | SDIP-48 |
| 文件頁數： | 5/10頁 |
| 文件大小： | 427K |
| 代理商： | LA7449 |
LA7449, 7449M
No.5119–4/10
Continued from preceding page.
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L7449M Control Pin Table
Pin No.
3
R/P
Edit
YNR (AVNS)-CTL
1.0 VDC to less
YNR-off
1.5 to 2.5 VDC
YNR-CTL
3.5 VDC or more
YNR (strong)
3.9 VDC or more
N. L.-off
3.9 VDC or more
EP
3.0 VDC or more
SP carrier shift stop
3.3 VDC or more
NAP-on
3.9 VDC or more
NTSC
Normal
3.8 VDC or more
3.9 VDC or more
4.1 VDC or more
4.0 VDC or more
2.0 to 3.0 VDC
N, C-CTL
1.0 to 3.0 VDC
N. L.-on
2.0 to 2.7 VDC
LP
2.0 to 2.7 VDC
Balanced-mod output
2.0 to 2.7 VDC
MESEC
Weak and fC down
1.5 VDC or less
N, C-off
1.2 VDC or less
SP
0 to 1.9 VDC
Low CH
2.3 VDC or more
High CH
2.6 to 3.3 VDC
Pedestal insert
3.7 VDC or more
QV insert
Pull down by 3.9k
Normal
0.8 VDC or less
Through
1.2 to 2.2 VDC
CHARA insert
1.2 VDC or less
Through
1.2 VDC or less
PAL
0.6 VDC or less
N. L-off
N, C, CTL
C-rotary
QV/QH CHARA. INS
Auto QH INS on
N. L.-on (weak)
Detail-ENHA
EP/LP/SP
SP carrier shift stop
NAP
NT/MESEC/PAL
Trick
DOC-off
PB-H
******
R/P
R
P
R/P
5
6
12
14
15
18
22
23
24
26
29
44
48
Control function
L
M
H
Note : Do not allow pin 3 to fall under 1.5V. (The chip will enter test mode.)
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