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參數(shù)資料
| 型號(hào)： | LA70011M |
| 廠商： | Sanyo Electric Co.,Ltd. |
| 英文描述： | Recording/Playback Amplifier for VHS VCRs |
| 中文描述： | 錄音/放音放大器適合于VHS錄像機(jī) |
| 文件頁(yè)數(shù)： | 7/11頁(yè) |
| 文件大?。?/td> | 134K |
| 代理商： | LA70011M |
No. 5710-7/11
LA70011, 70011M
Continued from preceding page.
Usage Notes
Control Pin Logic
Switching Trick Mode with Pin 1
GND < pin 1 level - DC < 1.0 V: TRICK2
1.0 V < pin 1 level - DC < 3.0 V: NORMAL
3.0 V < pin 1 level - DC < 5.0 V: TRICK1
NORMAL Mode
Two channels selected with pin 3 (EP/SP): ON
Envelope comparator: OFF
TRICK1 and TRICK2 Modes
All four channels: ON
Envelope comparator: OFF
Difference between TRICK1 and TRICK2 modes (See the Block Diagram.)
TRICK1 is a special playback mode using the following path
Envelope comparator OUT (pin 2)
→
Servo (microcontroller)
→
Pin 3 (HA)
→
HA-SW
TRICK2 provides SP searching
Envelope comparator OUT
→
HA-SW
HA-SW (EP/SP mode switch): Pin 3
GND < pin 3 level - DC < 1.5 V: SP mode
1.5 V < pin 3 level - DC < 5 V: EP mode
Pin Number
Pin Name
Standard DC Voltage (V)
Equivalent Circuit
Notes
18
23
PB FILT
PB
REC
0
2.5
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