AD7688 Analog Devices, AD7688 Datasheet - Page 10
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AD7688
Manufacturer Part Number
AD7688
Description
Manufacturer
Analog Devices
Datasheet
1.AD7688.pdf
(28 pages)
Specifications of AD7688
Resolution (bits)
16bit
# Chan
1
Sample Rate
500kSPS
Interface
Ser,SPI
Analog Input Type
Diff-Uni
Ain Range
(2Vref) p-p
Adc Architecture
SAR
Pkg Type
CSP,SOP
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
AD7688BRMZ
Manufacturer:
ADI
Quantity:
1 000
Part Number:
AD7688BRMZ
Manufacturer:
ADI/亚德诺
Quantity:
20 000
Part Number:
AD7688BRMZ-REEL
Manufacturer:
ADI/亚德诺
Quantity:
20 000
Company:
Part Number:
AD7688BRMZRL7
Manufacturer:
ADI
Quantity:
1 000
Part Number:
AD7688BRMZRL7
Manufacturer:
ADI/亚德诺
Quantity:
20 000
AD7688
100
100
100
95
90
85
70
95
90
85
80
75
70
95
90
85
80
2.3
–55
0
Figure 13. SNR, S/(N + D), and ENOB vs. Reference Voltage
2.7
–35
Figure 15. S/(N + D) vs. Frequency
–15
3.1
Figure 14. SNR vs. Temperature
50
REFERENCE VOLTAGE (V)
3.5
5
TEMPERATURE (°C)
FREQUENCY (kHz)
25
3.9
100
VREF = 5V, –10dB
45
4.3
ENOB
VREF = 5V, –1dB
S/[N + D]
65
4.7
SNR
150
85
5.1
VREF = 5V
105
5.5
17.0
16.0
15.0
14.0
13.0
125
200
Rev. A | Page 10 of 28
–100
–105
–110
–115
–120
–125
–130
–100
–110
–120
–130
–100
–110
–120
–60
–70
–80
–90
–90
–55
2.3
0
–35
2.7
Figure 16. THD, SFDR vs. Reference Voltage
–15
Figure 17. THD vs. Temperature
3.1
50
Figure 18. THD vs. Frequency
REFERENCE VOLTAGE (V)
5
TEMPERATURE (°C)
FREQUENCY (kHz)
3.5
25
100
3.9
VREF = 5V, –10dB
45
VREF = 5V, –1dB
4.3
65
THD
150
SFDR
4.7
85
VREF = 5V
5.1
105
125
200
5.5