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参数资料
| 型号： | LA7289 |
| 元件分类： | 消费家电 |
| 英文描述： | SPECIALTY CONSUMER CIRCUIT, PDIP24 |
| 封装： | SDIP-24 |
| 文件页数： | 9/11页 |
| 文件大小： | 213K |
| 代理商： | LA7289 |
No. 5642-7/11
LA7289
Block Diagram
Pin No.
Function
Function description
Internal circuit
1
Record bias automatic control output
EE, playback
→ VCC
Record
→ Control voltage
2
Head switch (high voltage)
Playback
→ On
Record, EE
→ Off
On resistance
→ 10 (typical)
Withstand voltage when off
→ ±45 V (f = 70 kHz)
3
GND
Ground used for the pin 2 head
switching circuit and the EQ amplifier.
4
EQ amplifier input
Inputs the playback from the head
with an input impedance of
120 k
(typical).
Pin Functions
Continued on the next page.
A06818
A06819
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