MAX7426 데이터 시트보기 (PDF) - Maxim Integrated
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MAX7426 Datasheet PDF : 12 Pages
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5th-Order, Lowpass, Elliptic,
Switched-Capacitor Filters
Typical Operating Characteristics (continued)
(VDD = +5V for MAX7426, VDD = +3V for MAX7427, fCLK = 100kHz, SHDN = VDD, VCOM = VOS = VDD / 2, TA = +25°C, unless other-
wise noted.)
MAX7426
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. INPUT SIGNAL AMPLITUDE
0
-10
SEE TABLE 1.
-20
-30
-40
-50
-60
-70
B
-80
A
-90
0
1
2
3
4
5
AMPLITUDE (Vp-p)
MAX7427
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. INPUT SIGNAL AMPLITUDE
0
-10
SEE TABLE 1.
-20
-30
-40
-50
-60
-70
-80
-90
0
B
A
0.5 1.0 1.5 2.0 2.5 3.0
AMPLITUDE (Vp-p)
Table 1. THD + Noise Test Conditions
LABEL
fIN
(Hz)
A
200
B
1k
fC
(kHz)
1
5
fCLK
(kHz)
100
500
MEASUREMENT
BANDWIDTH (kHz)
22
80
6 _______________________________________________________________________________________
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