參數(shù)資料
型號: AD7877ACBZ-REEL7
廠商: Analog Devices Inc
文件頁數(shù): 3/45頁
文件大小: 0K
描述: IC CTRLR TOUCH SCREEN 25-WLCSP
標(biāo)準(zhǔn)包裝: 1
類型: 電阻
觸摸面板接口: 4 線
輸入數(shù)/鍵: 1 TSC
分辨率(位): 12 b
評估套件: 可供
數(shù)據(jù)接口: 串行,SPI?
數(shù)據(jù)速率/采樣率 (SPS,BPS): 125k
電壓基準(zhǔn): 外部,內(nèi)部
電源電壓: 2.7 V ~ 5.25 V
電流 - 電源: 1µA
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 25-UFBGA,WLCSP
供應(yīng)商設(shè)備封裝: 25-WLCSP
包裝: 標(biāo)準(zhǔn)包裝
產(chǎn)品目錄頁面: 779 (CN2011-ZH PDF)
配用: EVAL-AD7877EBZ-ND - BOARD EVALUATION FOR AD7877
其它名稱: AD7877ACBZ-REEL7DKR
AD7877
Data Sheet
Rev. D | Page 10 of 44
1.0
–1.0
–0.8
–0.6
–0.4
–0.2
0
0.2
0.4
0.6
0.8
0
500
1000
1500
2000
2500
3000
3500
4000
03796-045
CODE
DNL
(LSB)
Figure 12. ADC DNL Plot
22
8
10
12
14
16
18
20
2.7
3.1
3.5
3.9
4.3
4.7
5.1
5.5
03796-
048
VCC (V)
R
ON
(
)
Y+ TO VCC
Y– TO GND
X+ TO VCC
X– TO GND
Figure 13. Switch On Resistance vs. VCC
(X+, Y+: VCC to Pin; X, Y: Pin to GND)
22
8
10
12
14
16
18
20
–40
–20
0
20
40
60
80
03796-
049
TEMPERATURE (°C)
R
ON
(
)
Y+ TO VCC
Y– TO GND
X+ TO VCC
X– TO GND
Figure 14. Switch On Resistance vs. Temperature
(X+, Y+: VCC to Pin; X, Y: Pin to GND)
16
14
12
10
8
6
4
2
0
–50
90
70
50
30
10
–10
–30
03796-046
TEMPERATURE (
°C)
REFERENCE
CURRENT
(
A)
Figure 15. External Reference Current vs. Temperature
2.520
2.515
2.510
2.505
2.500
2.495
2.490
2.485
2.480
2.475
–50
–30
–10
10
30
50
70
90
03796-033
TEMPERATURE (
°C)
V
REF
(V)
Figure 16. Internal VREF vs. Temperature
2.508
2.496
2.498
2.500
2.502
2.504
2.506
2.6
2.9
3.2
3.5
3.8
4.1
4.4
4.7
5.0
03796-034
VCC (V)
V
REF
(V)
Figure 17. Internal VREF vs. VCC
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