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AD7650 Datasheet(PDF) 2 Page - Analog Devices

Part # AD7650
Description  16-Bit, 570 kSPS Low Cost CMOS ADC
PDF  20 Pages
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Manufacturer  AD [Analog Devices]
Direct Link  http://www.analog.com
Logo AD - Analog Devices

AD7650 Datasheet(HTML) 2 Page - Analog Devices

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AD7650–SPECIFICATIONS (–40 C to +85 C,AVDD=DVDD=5V,OVDD=2.7 V to 5.25 V, unless otherwise noted.)
–2–
Parameter
Condition
Min
Typ
Max
Unit
RESOLUTION
16
Bits
ANALOG INPUT
Voltage Range
VIN+ – VIN–
0VREF
V
Operating Input Voltage
VIN+
–0.1
+3
V
VIN–
–0.1
+0.5
V
Analog Input CMRR
fIN = 10 kHz
62
dB
Input Current
570 kSPS Throughput
7
µA
Input Impedance
See Analog Input Section
THROUGHPUT SPEED
Complete Cycle
In Warp Mode
1.75
µs
Throughput Rate
In Warp Mode
1
570
kSPS
Time Between Conversions
In Warp Mode
1
ms
Complete Cycle
In Normal Mode
2
µs
Throughput Rate
In Normal Mode
0
500
kSPS
Complete Cycle
In Impulse Mode
2.25
µs
Throughput Rate
In Impulse Mode
0
444
kSPS
DC ACCURACY
Integral Linearity Error
–6
+6
LSB
1
No Missing Codes
15
Bits
Transition Noise
0.7
LSB
Full-Scale Error
2
REF = 2.5 V
±0.12
% of FSR
Unipolar Zero Error
2
±5
±25
LSB
3
Power Supply Sensitivity
AVDD = 5 V
± 5%
±3
LSB
AC ACCURACY
Signal-to-Noise
fIN = 100 kHz
86
dB
4
Spurious Free Dynamic Range
fIN = 100 kHz
98
dB
Total Harmonic Distortion
fIN = 45 kHz
–98
dB
fIN = 100 kHz
–96
dB
Signal-to-(Noise + Distortion)
fIN = 100 kHz
86
dB
–60 dB Input, fIN = 100 kHz
30
dB
–3 dB Input Bandwidth
18
MHz
SAMPLING DYNAMICS
Aperture Delay
2
ns
Aperture Jitter
5
ps rms
Transient Response
Full-Scale Step
250
ns
REFERENCE
External Reference Voltage Range
2.3
2.5
AVDD – 1.85
V
External Reference Current Drain 570 kSPS Throughput
115
µA
DIGITAL INPUTS
Logic Levels
VIL
–0.3
+0.8
V
VIH
2.0
OVDD + 0.3
V
IIL
–1
+1
µA
IIH
–1
+1
µA
DIGITAL OUTPUTS
Data Format
Parallel or Serial 16-Bit
Pipeline
Delay Conversion Results Available
Immediately after Completed Conversion
VOL
ISINK = 1.6 mA
0.4
V
VOH
ISOURCE = –500
µA
OVDD – 0.6
V
POWER SUPPLIES
Specified Performance
AVDD
4.75
5
5.25
V
DVDD
4.75
5
5.25
V
OVDD
2.7
5.25
V



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