AD7671AST Analog Devices Inc, AD7671AST Datasheet - Page 10

• Manufacturer Part Number: AD7671AST
• Description: IC ADC 16BIT CMOS 1MSPS 48-LQFP
• Manufacturer: Analog Devices Inc
• Series: PulSAR®r

Specifications of AD7671AST

• Rohs Status: RoHS non-compliant
• Number Of Bits: 16
• Sampling Rate (per Second): 1M
• Data Interface: Serial, Parallel
• Number Of Converters: 1
• Power Dissipation (max): 125mW
• Voltage Supply Source: Analog and Digital
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 48-LQFP
• For Use With: EVAL-AD7671CBZ - BOARD EVALUATION FOR AD7671

AD7671
–100
–120
–140
–160
–180
100
–20
–40
–60
–80
TPC 8. SNR, S/(N + D), and ENOB vs. Frequency
95
90
85
80
75
70
92
90
88
86
0
–80
1
0
–70
SINAD
SNR
100
TPC 9. SNR vs. Input Level
–60
10
TPC 7. FFT Plot
FREQUENCY – kHz
FREQUENCY – kHz
–50
INPUT LEVEL – dB
200
–40
300
–30
100
FS = 1MSPS
SNR = 89.45dB
THD = –100.05dB
SFDR = 100.49dB
SINAD = 89.1dB
f
IN
= 45.5322kHz
–20
400
ENOB
–10
1000
500
0
16.0
15.5
15.0
14.5
14.0
13.5
13.0
–10–
TPC 11. THD, Harmonics, and SFDR vs. Frequency
–100
–105
–110
–115
–100
–110
–120
–130
–140
–150
–60
–65
–70
–75
–80
–85
–90
–95
–60
–70
–80
–90
96
93
90
87
84
TPC 12. THD, Harmonics vs. Input Level
–55
–60
1
SECOND HARMONIC
SECOND HARMONIC
THIRD HARMONIC
–35
TPC 10. SNR, THD vs. Temperature
–50
SFDR
–15
–40
10
5
TEMPERATURE – C
INPUT LEVEL – dB
FREQUENCY – kHz
THIRD HARMONIC
25
–30
THD
45
–20
100
65
THD
85
SNR
–10
105
THD
1000
125
0
–98
–100
–102
–104
110
105
100
95
90
85
80
75
70
65
60
REV. B