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參數資料
| 型號： | LA7191N |
| 元件分類： | 消費家電 |
| 英文描述： | SPECIALTY CONSUMER CIRCUIT, PDIP42 |
| 封裝： | SDIP-42 |
| 文件頁數： | 2/11頁 |
| 文件大小： | 158K |
| 代理商： | LA7191N |
Control Pin Function Chart
Pin No.
L
M
H
Pin 5
R/P switching
Open
REC mode
Over 3.8V
PB mode
Pin 1
SP changeover
Open
Over 3.9 V
SP mode
Pin13
EDIT2
PIC-CTL
2Vto2.5 V
PIC-CTL
SOFT
2.5Vto3V
PIC-CTL
HARD
Over 3.6 V
EDIT ON
Pin 14
SECAM
CTL
Over 4.0 V
SECAM mode
Pin 17
Special playback switching
Open
Before comb in SP
Over 3.5 V
(over 200 A)
After comb in SP
Pin 27
MESECAM
CTL
Open
Over 3.0 V
MESECAM mode
Pin 33
QV, QH, CHAR
Refer to Pin 33,
QV, QH, CHAR,
insertion diagram
Pin 36
NTSC-CTL
NTSC mode if current is
150 A or more
Pin 40
DOC STOP control
Open
Normal mode
Over 3.9 V
DOC STOP
Pin 41
ROTARY pulse
LP switch
ROTARY
PULSE
Tape
speed
SP or EP mode
LP mode
Pin 42
YNR/LNC switch
Line NC when
under1VinPB
Open
SP: LNC, LP/EP: YNR
Pin 33
QV, QH, CHAR, insertion
Pin
3
4
output
voltage
Pin 33 control voltage
(V)
THROUGH
CHAR
QH
QV
Through
LA7191N
No.5471-10/11
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