AD7674ACPZRL Analog Devices Inc, AD7674ACPZRL Datasheet - Page 13

• Manufacturer Part Number: AD7674ACPZRL
• Description: 18-Bit,800kSPSSARADC
• Manufacturer: Analog Devices Inc
• Series: PulSAR®r

Specifications of AD7674ACPZRL

• Number Of Bits: 18
• Sampling Rate (per Second): 800k
• Data Interface: Serial, Parallel
• Number Of Converters: 1
• Power Dissipation (max): 138mW
• Voltage Supply Source: Analog and Digital
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 48-VFQFN, CSP Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: EVAL-AD7674CBZ - BOARD EVALUATION FOR AD7674
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

–100
–120
–140
–160
–180
–100
–120
–140
–160
–180
120
100
–20
–40
–60
–80
–20
–40
–60
–80
80
60
40
20
0
0
0
Figure 11. Typical Positive DNL Distribution (424 Units)
0
0
0
50
50
Figure 13. FFT (100 kHz Tone)
Figure 12. FFT (10 kHz Tone)
0.5
100
100
FREQUENCY (kHz)
FREQUENCY (kHz)
150
150
POSITIVE DNL (LSB)
1.0
200
200
250
250
f
f
V
SNR = 98.4dB
THD = 119.1dB
SFDR = 120.4dB
SINAD = 98.4dB
f
f
V
SNR = 98.8dB
THD = 104.3dB
SFDR = 104.9dB
SINAD = 97.8dB
1.5
S
IN
S
IN
300
300
REF
REF
= 800kSPS
= 800kSPS
= 10kHz
= 100kHz
= 4.096V
= 4.096V
350
350
03083-0-011
03083-0-012
03083-0-013
2.0
400
400
Rev. A | Page 13 of 28
–100
–110
–120
–130
102
–60
–70
–80
–90
99
96
93
90
87
84
81
78
75
250
200
150
100
50
1
1
0
Figure 14. TypicalNegative DNL Distribution (424 Units)
–2.0
Figure 16. THD, SFDR, and Harmonics vs. Frequency
Figure 15. SNR, S/(N+D), and ENOB vs. Frequency
–1.5
10
10
FREQUENCY (kHz)
FREQUENCY (kHz)
NEGATIVE DNL (LSB)
THD
SFDR
–1.0
100
100
HARMONIC
SECOND
SNR
HARMONIC
–0.5
S/(N+D)
ENOB
THIRD
03083-0-015
03083-0-016
AD7674
03083-0-014
1000
1000
16.5
16.0
15.5
15.0
14.5
14.0
13.5
140
120
100
80
60
40
20
0
0