參數(shù)資料
型號(hào): MAX1400EAI+T
廠商: Maxim Integrated Products
文件頁(yè)數(shù): 18/34頁(yè)
文件大小: 0K
描述: IC ADC 18BIT LP 28-SSOP
產(chǎn)品培訓(xùn)模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝: 2,000
位數(shù): 18
采樣率(每秒): 480
數(shù)據(jù)接口: QSPI?,串行,SPI?
轉(zhuǎn)換器數(shù)目: 1
功率耗散(最大): 1.25mW
電壓電源: 模擬和數(shù)字
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 28-SSOP(0.209",5.30mm 寬)
供應(yīng)商設(shè)備封裝: 28-SSOP
包裝: 帶卷 (TR)
輸入數(shù)目和類型: 3 個(gè)差分,單極;3 個(gè)差分,雙極;5 個(gè)偽差分,單極;5 個(gè)偽差分,雙極
MAX1400
+5V, 18-Bit, Low-Power, Multichannel,
Oversampling (Sigma-Delta) ADC
______________________________________________________________________________________
25
Table 16b. MAX1400 Noise vs. Gain and Output Data Rate—Buffered Mode,
VREF = 2.5V, fCLKIN = 2.4576MHz
PROGRAMMABLE GAIN
x1
x2
x4
x8
x16
x32
x64
x128
MF1:MF0 = 0
FS1:FS0 = 3
7.89
13.59
26.07
52.48
102.18
205.60
394.00
803.87
1258
4800
FS1:FS0 = 3
7.97
13.33
25.71
52.98
105.18
202.57
408.09
851.32
628.8
2400
FS1:FS0 = 2
3.02
3.64
5.26
9.92
18.08
36.80
73.71
148.57
314.4
1200
FS1:FS0 = 1
1.25
1.22
1.29
1.35
1.47
2.24
3.89
7.40
62.9
240
FS1:FS0 = 0
1.10
1.16
1.24
1.35
1.92
3.21
6.55
52.4
200
MF1:MF0 = 2
FS1:FS0 = 3
7.87
13.50
26.77
52.39
101.39
201.87
408.48
830.30
314.4
1200
FS1:FS0 = 2
3.41
3.92
5.48
9.32
17.77
36.04
69.52
143.45
157.2
600
FS1:FS0 = 1
1.46
1.45
1.49
1.45
1.64
2.53
4.12
8.37
31.4
120
FS1:FS0 = 2
3.21
3.79
5.45
9.52
17.36
35.92
68.92
144.96
628.8
2400
FS1:FS0 = 1
1.31
1.30
1.34
1.40
1.58
2.28
4.14
7.58
125.7
480
FS1:FS0 = 0
1.21
1.17
1.21
1.28
1.38
2.21
3.83
6.60
104.8
400
MF1:MF0 = 3
FS1:FS0 = 0
1.35
1.34
1.31
1.34
1.52
2.25
3.66
8.10
26.2
100
MF1:MF0 = 1
FS1:FS0 = 3
7.78
13.75
25.85
50.28
102.14
195.95
405.95
823.33
157.2
600
FS1:FS0 = 2
3.52
4.10
5.60
9.35
18.32
35.65
71.62
142.02
78.6
300
FS1:FS0 = 1
1.48
1.49
1.53
1.49
1.64
2.54
4.24
7.11
15.7
60
FS1:FS0 = 0
BIT
STATUS
1.39
TYPICAL OUTPUT NOISE IN VRMS
1.37
1.32
1.40
1.50
2.35
OUTPUT
DATA
RATE
(Hz)
4.13
6.05
13.1
50
-3dB
FREQ.
(Hz)
10
12
11
14
13
16
15
17
19
18
20
14
8
2
163264
128
GAIN (V/V)
EFFECTIVE
RESOLUTION
(BITS)
10
12
11
14
13
16
15
17
19
18
20
14
8
2
163264
128
GAIN (V/V)
EFFECTIVE
RESOLUTION
(BITS)
CLK = 1
FS1: FS0 = 0 or 1
FS1: FS0 = 2
FS1: FS0 = 3
BUFF = 1
CLK = 1
FS1: FS0 = 0 or 1
FS1: FS0 = 2
FS1: FS0 = 3
BUFF = 0
a) BUFF = 0
b) BUFF = 1
Figure 7. Effective Resolution vs. Gain and Notch Frequency
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