AD7699BCPZ Analog Devices Inc, AD7699BCPZ Datasheet - Page 10

• Manufacturer Part Number: AD7699BCPZ
• Description: IC ADC 8CH 16BIT 500KSPS 20LFCSP
• Manufacturer: Analog Devices Inc

Specifications of AD7699BCPZ

• Data Interface: DSP, MICROWIRE™, QSPI™, Serial, SPI™
• Number Of Bits: 16
• Sampling Rate (per Second): 500k
• Number Of Converters: 1
• Power Dissipation (max): 32mW
• Voltage Supply Source: Single Supply
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 20-VFQFN, CSP Exposed Pad
• Resolution (bits): 16bit
• Sampling Rate: 500kSPS
• Input Channel Type: Pseudo Differential, Single Ended
• Supply Voltage Range - Analog: 4.5V To 5.5V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

AD7699
95
94
93
92
91
90
89
88
87
86
85
Figure 19. Offset and Gain Errors vs. Temperature, Not Normalized
94
92
90
88
86
–10
4.0
–1
–2
–3
f
V
3
2
1
0
–55
IN
REF
f
IN
= 20kHz
Figure 17. SNR, SINAD, ENOB vs. Reference Voltage
= 20kHz
UNIPOLAR OFFSET
= 5V
Figure 18. SNR, SINAD, and ENOB vs. Input Level
–35
–8
BIPOLAR GAIN
–15
BIPOLAR OFFSET
REFERENCE VOLTAGE (V)
4.5
INPUT LEVEL (dB)
5
–6
TEMPERATURE (°C)
SINAD
ENOB
SINAD
SNR
ENOB
25
SNR
UNIPOLAR GAIN
–4
45
5.0
65
–2
85
105
0
5.5
15.6
15.5
15.4
15.3
15.2
15.1
15.0
14.9
14.8
14.7
14.6
125
17
16
15
14
13
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–100
–105
–110
5750
5500
5250
5000
4750
4500
4250
4000
3750
5500
5250
5000
4750
4500
–80
–85
–90
–95
4.0
–55
4.5
INTERNAL BUFFER, TEMP OFF
f
f
S
s
= 500kSPS
= 500kSPS
–35
Figure 21. Operating Currents vs. Temperature
Figure 20. THD, SFDR vs. Reference Voltage
Figure 22. Operating Currents vs. Supply
–15
INTERNAL BUFFER, TEMP ON
VIO
REFERENCE VOLTAGE (V)
4.5
5
TEMPERATURE (°C)
VDD SUPPLY (V)
EXTERNAL REF, TEMP OFF
V
V
25
DD
DD
SFDR
THD
, EXT REF
VIO
5.0
, INT REF
45
EXTERNAL REF, TEMP ON
4.096V INTERNAL REF
5.0
65
85
105
5.5
125
5.5
110
105
100
95
90
85
80
100
90
80
70
60
50
40
30
20
180
160
140
120
100
80
60
40
20