參數(shù)資料
型號: L3240B1
廠商: 意法半導體
英文描述: ELETRONIC TWO-TONE RINGER
中文描述: ELETRONIC雙色鈴聲
文件頁數(shù): 3/6頁
文件大小: 123K
代理商: L3240B1
Figure 1
: Test Circuit.
Figure2
:Typical Application with Balanced
Output.
Figure 3
: ApplicationCompatible withLS1240
(singleendedoutput).
Figure4
:F
1
Outvs. R
1
.
3.56 x 10
4
F
1
(HZ)
F
1
R
1
x
(
1 – 0.12x ln
)
2543
f
2
= 0.725f
1
750
C1 (nF)
f
SWEEP
=
ELECTRICAL CHARACTERISTICS
(T
amb
= 25
o
C ; V
S
= applied between pins 7-2 ;otherwisespecified)
AC OPERATION
Symbol
Parameter
Test Conditions
V
s
= 26 V, R
1
= 14 K
V
s
= 0 V
V
s
= 6 V
Min.
Typ.
Max.
Unit
kHz
Output Frequencies
Fout 1
Fout 2
Fout 1
Fout 2
Programming Resistor Range
Sweep Frequency
2,29
1.6
2,8
2.1
1.33
1.43
8
56
9.75
k
Hz
R
1
= 14k
, C1 =100nF
5.25
7,5
L3240
3/6
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