參數(shù)資料
型號(hào): SA577N
廠商: NXP SEMICONDUCTORS
元件分類: 運(yùn)動(dòng)控制電子
英文描述: Unity gain level programmable low power compandor
中文描述: COMPANDER, PDIP14
文件頁(yè)數(shù): 3/4頁(yè)
文件大?。?/td> 64K
代理商: SA577N
Philips Semiconductors RF Communications Products
Product specification
NE/SA577
Unity gain level programmable low power compandor
December 15, 1993
4
BLOCK DIAGRAM and TEST AND APPLICATION CIRCUIT
1
2
3
4
5
6
7
8
9
10
14
13
12
11
V
REF
V
CC
GND
COMP
IN
BANDGAP
I
REF
Σ
Σ
G
G
EXPANDOR
COMPRESSOR
GAINCELL
GAINCELL
RECTIFIER
V
CC
GND
COMP
CAP2
COMP
CAP1
GCELL
IN
COMP
OUT
RECT
IN
V
REF
EXP
OUT
EXP
CAP
+
RECT
IN
EXP
IN
RECTIFIER
C3
C1
R1*
C2
R2*
C4
10
μ
F
2.2
μ
F
10
μ
F
10
μ
F
C8
2.2
μ
F
C7
C6
2.2
μ
F
R3*
C5
+
+
+
+
+
+
10
μ
F
10
μ
F
C9
10
μ
F
+
+
*R1, R2 and R3 are 1% resistors.
30k
30k
10k
10k
10k
10k
10k
5k
10k
8.6k
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