AD7653 Analog Devices, AD7653 Datasheet - Page 14

• Manufacturer Part Number: AD7653
• Manufacturer: Analog Devices

Specifications of AD7653

• Resolution (bits): 16bit
• # Chan: 1
• Sample Rate: 1MSPS
• Interface: Par,Ser,SPI
• Analog Input Type: Diff-Uni
• Ain Range: Uni (Vref),Uni 2.5V
• Adc Architecture: SAR
• Pkg Type: CSP,QFP

AD7653
Figure 18. Reference Voltage Temperature Coefficient Distribution (335 Units)
2.5020
2.5019
2.5018
2.5017
2.5016
2.5015
2.5014
2.5013
2.5012
2.5011
2.5010
2.5009
2.5008
Figure 17. Typical Reference Output Voltage vs. Temperature
90
80
70
60
50
40
30
20
10
0
–40
–30
–26 –22 –18 –14
–20
0
REFERENCE DRIFT (ppm/°C)
–10 –6 –2
TEMPERATURE (°C)
20
40
2
6
60
10
14
80
18
100
22
02966-0-038
02966-0-039
26
120
30
Rev. A | Page 14 of 28
50
40
30
20
10
0
0
Figure 19. Typical Delay vs. Load Capacitance C
50
OVDD = 2.7V @ 25°C
OVDD = 2.7V @ 85°C
C
L
100
(pF)
OVDD = 5V @ 25°C
OVDD = 5V @ 85°C
150
L
02966-0-035
200