(VDD = +5V fo" />
參數(shù)資料
型號(hào): MAX7420EUA+T
廠(chǎng)商: Maxim Integrated Products
文件頁(yè)數(shù): 13/14頁(yè)
文件大小: 0K
描述: IC FILTER LOWPASS 5TH 8UMAX
產(chǎn)品培訓(xùn)模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝: 2,500
濾波器類(lèi)型: 巴特沃斯,低通開(kāi)關(guān)電容器
頻率 - 截止或中心: 45kHz
濾波器數(shù): 1
濾波器階數(shù): 5th
電源電壓: 4.5 V ~ 5.5 V
安裝類(lèi)型: 表面貼裝
封裝/外殼: 8-TSSOP,8-MSOP(0.118",3.00mm 寬)
供應(yīng)商設(shè)備封裝: 8-uMAX
包裝: 帶卷 (TR)
配用: MAXFILTERBRD+-ND - BOARD EVAL MAX7408/7415/418-7425
____________________________Typical Operating Characteristics (continued)
(VDD = +5V for MAX7418–MAX7421, VDD = +3V for MAX7422–MAX7425; fCLK = 2.2MHz; SHDN = VDD; VCOM = VOS = VDD / 2;
TA = +25°C; unless otherwise noted.)
MAX7418–MAX7425
5th-Order, Lowpass,
Switched-Capacitor Filters
8
_______________________________________________________________________________________
-90
-70
-80
-40
-50
-60
-30
-20
-10
0
0.5
1.0
1.5
2.0
2.5
3.0
MAX7424
THD + NOISE vs. INPUT SIGNAL AMPLITUDE
(BUTTERWORTH)
MAX7418
toc19
AMPLITUDE (Vp-p)
THD
+
N
(dB)
B
A
C
SEE TABLE A
-90
-70
-80
-40
-50
-60
-30
-20
-10
0
0.5
1.0
1.5
2.0
2.5
3.0
MAX7425
THD + NOISE vs. INPUT SIGNAL AMPLITUDE
(ELLIPTIC, R = 1.25)
MAX7418
toc20
AMPLITUDE (Vp-p)
THD
+
N
(dB)
B
A
C
SEE TABLE A
0
2000
1000
4000
3000
6000
5000
7000
INTERNAL OSCILLATOR FREQUENCY
vs. SMALL CAPACITANCE (pF)
MAX7418
toc21
CAPACITANCE ( pF)
OSCILLATOR
FREQUENCY
(kHz)
1
10
100
1000
10000
ELLIPTIC
BESSEL/BUTTERWORTH
0
2
1
4
3
5
6
10
100
1000
INTERNAL OSCILLATOR FREQUENCY
vs. LARGE CAPACITANCE (nF)
MAX7418
toc22
CAPACITANCE (nF)
OSCILLATOR
REQUENCY
(Hz)
ELLIPTIC
BESSEL/BUTTERWORTH
2.3
2.5
2.9
2.7
3.1
3.3
2.5
3.5
3.0
4.0
4.5
5.0
5.5
ELLIPTIC SUPPLY CURRENT
vs. SUPPLY VOLTAGE
MAX7418
toc25
SUPPLY VOLTAGE (V)
SUPPLY
CURRENT
A)
84.0
85.0
84.5
86.0
85.5
86.5
87.0
2.5
3.5
4.0
3.0
4.5
5.0
5.5
ELLIPTIC INTERNAL OSCILLATOR
FREQUENCY vs. SUPPLY VOLTAGE
MAX7418
toc23
SUPPLY VOLTAGE (V)
OSCILLATOR
FREQUENCY
(kHz)
COSC = 1000PF
84.0
85.0
84.5
86.0
85.5
86.5
87.0
-40
10
-15
35
60
85
ELLIPTIC INTERNAL OSCILLATOR
FREQUENCY vs. TEMPERATURE
MAX7418
toc24
TEMPERATURE (
°C)
OSCILLATOR
FREQUENCY
(kHz)
VDD = 3V
VDD = 5V
COSC = 1000PF
2.5
2.6
2.8
2.7
2.9
3.0
-40
10
-15
35
60
85
ELLIPTIC SUPPLY CURRENT
vs. TEMPERATURE
MAX7418
toc26
TEMPERATURE (
°C)
SUPPLY
CURRENT
(mA)
VDD = 5V
VDD = 3V
1
fIN
(kHz)
2
1
2
10
fC
(kHz)
E
30
22
10
22
1000
LABEL
A
B
fCLK
(kHz)
3000
2200
1000
C
D
2200
22
BW
(kHz)
80
22
80
Table A.
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