EVAL-AD7623CBZ Analog Devices Inc, EVAL-AD7623CBZ Datasheet - Page 12

• Manufacturer Part Number: EVAL-AD7623CBZ
• Description: BOARD EVALUATION FOR AD7623
• Manufacturer: Analog Devices Inc
• Series: PulSAR®r

Specifications of EVAL-AD7623CBZ

• Number Of Adc's: 1
• Number Of Bits: 16
• Sampling Rate (per Second): 1.33M
• Data Interface: Serial, Parallel
• Inputs Per Adc: 1 Differential
• Input Range: ±VREF
• Power (typ) @ Conditions: 50mW @ 1.33MSPS
• Voltage Supply Source: Analog and Digital
• Operating Temperature: -40°C ~ 85°C
• Utilized Ic / Part: AD7623
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

AD7623
TYPICAL PERFORMANCE CHARACTERISTICS
Figure 7. Typical Reference Voltage Output vs. Temperature (3 Units)
2.0530
2.0525
2.0520
2.0515
2.0510
2.0505
2.0500
2.0495
2.0490
2.0485
2.0480
160k
140k
120k
100k
–0.5
–1.0
–1.5
–2.0
80k
60k
40k
20k
2.0
1.5
1.0
0.5
Figure 6. Histogram of 261,120 Conversions of a DC Input
0
0
0
–55
7FFC
0
at the Code Center (External 2.5V Reference)
–35
Figure 5. Integral Nonlinearity vs. Code
7FFD 7FFE 7FFF
11
16384
–15
2406
58814
5
TEMPERATURE (°C)
CODE IN HEX
147157
25
CODE
32768
8000
45
50472
8001
65
2258
8002
49152
85
8003
2
σ
105
= 0.70
8004
0
65536
125
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Figure 10. Zero Error, Positive and Negative Full Scale vs. Temperature
160k
140k
120k
100k
–0.5
–1.0
80k
60k
40k
20k
–10
1.5
1.0
0.5
10
–2
–4
–6
–8
Figure 9. Histogram of 261,120 Conversions of a DC Input
0
0
8
6
4
2
0
–55
0
7FFC
0
ZERO
ERROR
–35
Figure 8. Differential Nonlinearity vs. Code
at the Code Center (Internal Reference)
7FFD 7FFE 7FFF
–FS
119
+FS
–15
16384
5928
5
TEMPERATURE (°C)
59008
CODE IN HEX
25
126114
CODE
32768
8000
45
62565
8001
65
7217
8002
49152
85
8003
168
σ
105
= 0.82
8004
1
65536
125