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參數資料
| 型號： | AD7843 |
| 廠商： | Analog Devices, Inc. |
| 英文描述： | Touch Screen Digitizer |
| 中文描述： | 觸摸屏數字轉換器 |
| 文件頁數： | 7/16頁 |
| 文件大小： | 193K |
| 代理商： | AD7843 |
REV. 0
AD7843
–7–
SAMPLE RATE
–
kHz
7.5
R
–
130
3.5
2.5
1.5
0.5
115
85
70
55
40
25
10
6.5
5.5
4.5
100
TPC 7. Reference Current vs. Sample Rate
+V
CC
–
V
10
R
O
–
5.5
7
6
5
4
2.0
4.5
4.0
3.5
3.0
2.5
9
8
5.0
Y+
X+
X
–
Y
–
TPC 8. Switch-On-Resistance vs. +V
CC
(X+, Y+: +V
CC
to
Pin; X–, Y–: Pin to GND)
SAMPLING RATE
–
kSPS
2.0
E
–
195
1.0
0.2
0
175
115
95
75
55
35
15
1.4
1.2
135
155
0.4
0.6
0.8
1.6
1.8
INL: R = 2k
INL: R = 500
DNL: R = 500
DNL: R = 2k
TPC 9. Maximum Sampling Rate vs. R
IN
TEMPERATURE
–
C
14
R
–
6
4
3
2
–
40
60
40
20
0
–
20
10
8
80
12
13
5
9
7
11
TPC 10. Reference Current vs. Temperature
TEMPERATURE
–
C
9
R
O
–
100
6
5
4
3
–
40
60
40
20
0
–
20
8
7
80
Y+
X+
X
–
Y
–
TPC 11. Switch-On-Resistance vs. Temperature (X+, Y+:
+V
CC
to Pin; X–, Y–: Pin to GND)
FREQUENCY
–
kHz
0
S
–
60.0
60
80
100
120
52.5
45.0
30.0
22.5
15.0
7.50
0
20
40
37.5
f
SAMPLE
= 125kHz
f
SNR = 68.34dB
TPC 12. Auxiliary Channel Dynamic Performance
相關PDF資料 |
PDF描述 |
|---|---|
| AD7843ARQ | Touch Screen Digitizer |
| AD7843ARU | Touch Screen Digitizer |
| AD7843ARU-REEL7 | Touch Screen Digitizer |
| AD7843ARQ-REEL | Touch Screen Digitizer |
| AD7843ARQ-REEL7 | Touch Screen Digitizer |
相關代理商/技術參數 |
參數描述 |
|---|---|
| AD7843ARQ | 制造商:Analog Devices 功能描述:TOUCH SCREEN DIGITIZER 制造商:Rochester Electronics LLC 功能描述:2.7V 12-BIT TOUCH SCREN DIGITIZER I.C. - Bulk 制造商:Analog Devices 功能描述:IC 12-BIT ADC |
| AD7843ARQ-REEL | 制造商:Analog Devices 功能描述:TOUCH SCREEN DIGITIZER 制造商:Rochester Electronics LLC 功能描述:2.7V 12-BIT TOUCH SCREN DIGITIZER I.C. - Tape and Reel |
| AD7843ARQ-REEL7 | 制造商:Analog Devices 功能描述:TOUCH SCREEN DIGITIZER 制造商:Rochester Electronics LLC 功能描述:2.7V 12-BIT TOUCH SCREN DIGITIZER I.C. - Tape and Reel |
| AD7843ARQZ | 功能描述:IC ADC 12BIT TOUCHSCREEN 16-QSOP RoHS:是 類別:集成電路 (IC) >> 數據采集 - 觸摸屏控制器 系列:- 標準包裝:96 系列:- 類型:- 觸摸面板接口:- 輸入數/鍵:- 分辨率（位）:- 評估套件:* 數據接口:- 數據速率/采樣率 (SPS，BPS):- 電壓基準:- 電源電壓:- 電流 - 電源:- 工作溫度:- 安裝類型:表面貼裝 封裝/外殼:16-TSSOP（0.173"，4.40mm 寬） 供應商設備封裝:16-TSSOP 包裝:帶卷 (TR) |
| AD7843ARQZ2 | 制造商:AD 制造商全稱:Analog Devices 功能描述:Touch Screen Digitizer |
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