AD7651 Analog Devices, AD7651 Datasheet - Page 14

• Manufacturer Part Number: AD7651
• Manufacturer: Analog Devices

Specifications of AD7651

• Resolution (bits): 16bit
• # Chan: 1
• Sample Rate: 100kSPS
• Interface: Par,Ser,SPI
• Analog Input Type: Diff-Uni
• Ain Range: Uni (Vref),Uni 2.5V
• Adc Architecture: SAR
• Pkg Type: CSP,QFP

AD7651
Figure 18. Reference Voltage Temperature Coefficient Distribution (100 Units)
2.5042
2.5040
2.5038
2.5036
2.5034
2.5032
2.5030
2.5028
Figure 17. Typical Reference Output Voltage vs. Temperature
25
20
15
10
5
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
02965-0-040
02964-0-037
26
120
30
Rev. 0 | 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
02964-0-039
200