AD7683 Analog Devices, AD7683 Datasheet - Page 10

• Manufacturer Part Number: AD7683
• Manufacturer: Analog Devices

Specifications of AD7683

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

AD7683
100
95
90
85
80
100
2.0
95
90
85
80
75
70
0
Figure 13. SNR, SINAD, and ENOB vs. Reference Voltage
2.5
Figure 14. SINAD vs. Frequency
3.0
50
REFERENCE VOLTAGE (V)
FREQUENCY (kHz)
3.5
ENOB
100
4.0
SNR
V
REF
4.5
= 2.5V, –1dB
V
SINAD
REF
V
150
REF
= 5V, –10dB
= 5V, –1dB
5.0
5.5
17
16
15
14
13
200
Rev. A | Page 10 of 16
–100
–105
–110
1200
1000
–80
–85
–90
–95
800
600
400
200
0
2.0
0
Figure 16. Operating Current vs. Supply
2.5
40
Figure 15. THD vs. Frequency
3.0
FREQUENCY (kHz)
80
3.5
SUPPLY (V)
V
REF
2.5V = –1dB
V
REF
4.0
120
5V = –1dB
4.5
160
f
S
= 100kSPS
5.0
200
5.5