參數(shù)資料
型號(hào): AD7191BRUZ
廠商: Analog Devices Inc
文件頁數(shù): 3/21頁
文件大小: 0K
描述: IC ADC 2CH 24B SD 24TSSOP
產(chǎn)品培訓(xùn)模塊: Weigh Scale Introduction
設(shè)計(jì)資源: Precision Weigh Scale Design Using AD7191 with Internal PGA (CN0118)
標(biāo)準(zhǔn)包裝: 62
位數(shù): 24
采樣率(每秒): 120
數(shù)據(jù)接口: MICROWIRE?,QSPI?,串行,SPI?
轉(zhuǎn)換器數(shù)目: 1
電壓電源: 模擬和數(shù)字
工作溫度: -40°C ~ 105°C
安裝類型: 表面貼裝
封裝/外殼: 24-TSSOP(0.173",4.40mm 寬)
供應(yīng)商設(shè)備封裝: 24-TSSOP
包裝: 管件
輸入數(shù)目和類型: 2 個(gè)差分,雙極
產(chǎn)品目錄頁面: 777 (CN2011-ZH PDF)
AD7191
Rev. A | Page 10 of 20
TYPICAL PERFORMANCE CHARACTERISTICS
8,388,270
8,388,275
8,388,280
8,388,285
8,388,290
8,388,295
0
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1000
SAMPLE
CO
DE
08
16
3-
00
5
Figure 5. Noise (VREF = AVDD, Output Data Rate = 10 Hz,
Gain = 128)
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150
8,
388,
2
75
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388,
279
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91
8,
388,
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95
CODE
O
CCURR
E
NCE
08
16
3-
0
06
Figure 6. Noise Distribution Histogram
(VREF = AVDD, Output Data Rate = 10 Hz, Gain = 128)
8,388,240
8,388,250
8,388,260
8,388,270
8,388,280
8,388,290
8,388,300
8,388,310
8,388,320
8,388,330
0
200
400
600
800
1000
SAMPLE
CO
DE
0
816
3-
0
07
Figure 7. Noise (VREF = AVDD, Output Data Rate = 120 Hz,
Gain = 128)
0
10
20
30
40
50
8,
388,
240
8,
388,
260
8,
388,
280
8,
388,
300
8,
388,
320
8,
388,
340
CODE
O
C
CUR
R
E
NCE
08
16
3-
0
08
Figure 8. Noise Distribution Histogram
(VREF = AVDD, Output Data Rate = 120 Hz, Gain = 128)
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