AD7664 Analog Devices, AD7664 Datasheet - Page 9

• Manufacturer Part Number: AD7664
• Manufacturer: Analog Devices

Specifications of AD7664

• Resolution (bits): 16bit
• # Chan: 1
• Sample Rate: 570kSPS
• Interface: Par,Ser,SPI
• Analog Input Type: Diff-Uni
• Ain Range: (Vref) p-p,Uni (Vref)
• Adc Architecture: SAR
• Pkg Type: CSP,QFP

REV. E
–100
–105
–110
TPC 9. THD, Harmonics, and SFDR vs. Frequency
–100
–120
–140
–160
–180
100
TPC 8. SNR, S/(N+D), and ENOB vs. Frequency
–60
–65
–70
–75
–80
–85
–90
–95
–20
–40
–60
–80
95
90
85
80
75
70
0
1
1
0
SECOND HARMONIC
SFDR
57
TPC 7. FFT Plot
10
10
SNR
S/(N+D)
ENOB
FREQUENCY – kHz
FREQUENCY – kHz
FREQUENCY (kHz)
114
THD
THIRD HARMONIC
171
8192 POINT FFT
f
f
SNR = 90.1dB
SINAD = 89.4dB
THD = –97.1dB
SFDR = 97.5dB
S
IN
= 570kHz
100
100
= 45.5322kHz, –0.5dB
228
1000
1000
285
16.0
15.5
15.0
14.5
14.0
13.5
13.0
110
105
100
95
90
85
80
75
70
65
60
–9–
0.001
100k
0.01
10k
100
TPC 10. SNR and S/(N+D) vs. Input Level
(Referred to Full Scale)
0.1
92
90
88
86
1k
10
96
93
90
87
84
–60
–55
TPC 11. SNR, S/(N+D), THD vs. Temperature
1
TPC 12. Operating Currents vs. Sample Rate
0.1
AVDD, WARP/NORMAL
DVDD, WARP/NORMAL
–35
1
–50
–15
DVDD, IMPULSE
10
AVDD, IMPULSE
SAMPLING RATE – SPS
–40
5
TEMPERATURE – C
INPUT LEVEL – dB
100
25
–30
45
1k
OVDD, ALL MODES
–20
65
10k
85
SNR
THD
–10
100k
AD7664
S/(N+D)
105
SNR
125
1M
0
–96
–98
–100
–102
–104