ad51-064z-0reel Analog Devices, Inc., ad51-064z-0reel Datasheet - Page 8

• Manufacturer Part Number: ad51-064z-0reel
• Description: Touch Screen Digitizer
• Manufacturer: Analog Devices, Inc.

AD7843
TYPICAL PERFORMANCE CHARACTERISTICS
–0.05
–0.10
–0.15
–0.20
0.20
0.15
0.10
0.05
207
206
205
204
203
202
201
200
199
198
230
220
210
200
190
180
170
160
150
0
–40
–40
2.2
–20
–20
2.6
Figure 6. Change in Gain vs. Temperature
Figure 4. Supply Current vs. Temperature
Figure 5. Supply Current vs. +V
3.0
0
0
TEMPERATURE (°C)
TEMPERATURE (°C)
3.4
20
20
+V
CC
(V)
f
V
3.8
40
40
SAMPLE
REF
= +V
= 12.5kHz
4.2
60
60
CC
CC
4.6
80
80
100
100
5.0
Rev. B | Page 8 of 20
1000
–0.2
–0.4
–0.6
100
141
140
139
138
137
136
135
134
0.6
0.4
0.2
0
–40
–40
2.2
Figure 7. Power-Down Supply Current vs. Temperature
–20
–20
Figure 9. Change in Offset vs. Temperature
2.7
Figure 8. Maximum Sample Rate vs. +V
0
0
3.2
TEMPERATURE (°C)
TEMPERATURE (°C)
20
20
+V
CC
3.7
(V)
40
40
4.2
60
60
V
REF
= +V
4.7
CC
80
80
CC
5.2
100
100