MC3403D 查看數據表（PDF） - STMicroelectronics
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MC3403D Datasheet PDF : 10 Pages
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MC3303 - MC3403 - MC3503
HIGH IMPEDANCE DIFFERENTIAL AMPLIFIER
e1
1/4
MC3403
1R
C
R
a R1
R1
b R1
1/4
MC3403
e2
1/4
MC3403
eo
1R
C
eo = C (1 + a + b) ( e 2 - e1 )
R
COMPARATOR WITH HYSTERESIS
R2
V OH
R1
V(ref)
1/4
MC3403
VO
VO
VI
V OL
VIL =
R1
R1+R2
[VOL- V(ref) ] + V(ref)
VIH =
R1
R1+R2
[VOL- V(ref) ] + V(ref)
H = R1
R1+R2
[VOH- VOL ]
Hysteresis
VI L VI H
V (ref)
BI-QUAD FILTER
R
R
C1
R2
e
I
C
1/4
MC3403
V(ref)
R2
R = 160k Ω
C = 0.001 µ F
R1 = 1.6M Ω
R2 = 1.6M Ω
R3 = 1.6M Ω
C
R
1/4
MC3403
V(ref)
Bandpass output
R1
100kΩ
100kΩ
1/4
MC3403
R3
V(ref)
1/4
MC3403
C1
Notch output
V(ref)
Where TBP = Center frequency gain
TN = Passband notch gain
FUNCTION GENERATOR
V(ref) =
1
2
VCC
V (ref)
Triangle wave output
R2
300kΩ
1/4
MC3403
C
R3
75kΩ
R1
100k Ω
V (ref)
1/4
MC3403
f = R1 + R2
4 CR f R1
Rf
if R3 = R2 R1
R2 + R1
Square wave output
6/10
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