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| 型號： | LC552SOIC |
| 英文描述： | Analog IC |
| 中文描述： | 模擬IC |
| 文件頁數(shù)： | 3/3頁 |
| 文件大小： | 131K |
| 代理商： | LC552SOIC |
3
500 - 58 - 6
DECOUPLED A
2
OUTPUT B
27k
2k7
O/P STAGE I/P
1
V
CC 2
470
MIC BIAS
5
4
10
13
9
11
12
3
7
6
8
14
600
15k
O/P GND
FEEDBACK
PREAMP I/P
3k5
5k6
CURRENT
TRIM
8k2
2k2
DECOUPLED B
OUTPUT A
V
CC 1
PREAMP
GND
PREAMP
O/P
PREAMP STAGE
15k
2k7
O/P STAGE
Fig. 2 Functional Schematic Diagram
Gennum Corporation assumes no responsibility for the use of any circuits described herein and makes no representations that they are free from patent infringement.
Copyright 1989 Gennum Corporation. All rights reserved. Printed in Canada.
All resistors in ohms, all capacitors in farads unless otherwise stated.
DOCUMENT
IDENTIFICATION
PRODUCT PROPOSAL
This data has been compiled for market investigation purposes
only, and does not constitute an offer for sale.
ADVANCE INFORMATION NOTE
This product is in development phase and specifications are
subject to change without notice. Gennum reserves the right to
remove the product at any time. Listing the product does not
constitute an offer for sale.
PRELIMINARY DATA SHEET
The product is in a preproduction phase and specifications are
subject to change without notice.
DATA SHEET
The product is in production. Gennum reserves the right to make
changes at any time to improve reliability, function or design, in
order to provide the best product possible.
All resistors in ohms, all capacitors in farads unless otherwise stated.
Fig. 3 Typical Hearing Aid Circuit
0μ1
V
B =
1.30 VDC
0μ1
RECEIVER 400
IMPEDANCE
6μ8
0μ1
0μ1
0μ1
220k
MIC
N/C
LC552
N/C
10μ
5
6
7
1
9
2
10
11
3
12
4
13
8
14
10μ
6μ8
10k
REVISION NOTES:
SOIC package added.
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