EVAL-AD7655CB データシートの表示（PDF） - Analog Devices
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EVAL-AD7655CB Datasheet PDF : 28 Pages
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AD7655
SPECIFICATIONS
AVDD = DVDD = 5 V, OVDD = 2.7 V to 5.25 V; VREF = 2.5 V; all specifications TMIN to TMAX, unless otherwise noted.
Table 2.
Parameter
Conditions
Min
Typ
Max
RESOLUTION
16
ANALOG INPUT
Voltage Range
Common-Mode Input Voltage
Analog Input CMRR
Input Current
Input Impedance1
VINx – VINxN
VINxN
fIN = 100 kHz
1 MSPS throughput
0
2 VREF
−0.1
+0.5
55
45
THROUGHPUT SPEED
Complete Cycle (2 Channels)
Normal mode
2
Throughput Rate
Normal mode
0
1
Complete Cycle (2 Channels)
Impulse mode
2.25
Throughput Rate
Impulse mode
0
888
DC ACCURACY
Integral Linearity Error2
−6
+6
No Missing Codes
Transition Noise
Full-Scale Error4
Full-Scale Error Drift4
Unipolar Zero Error4
Unipolar Zero Error Drift4
Power Supply Sensitivity
TMIN to TMAX
TMIN to TMAX
AVDD = 5 V ± 5%
15
0.8
±0.25
±0.5
±2
±0.25
±0.8
±0.8
AC ACCURACY
Signal-to-Noise
fIN = 100 kHz
86
Spurious-Free Dynamic Range
fIN = 100 kHz
98
Total Harmonic Distortion
fIN = 100 kHz
−96
Signal-to-Noise and Distortion
fIN = 100 kHz
86
fIN = 100 kHz, −60 dB input
30
Channel-to-Channel Isolation
fIN = 100 kHz
−92
−3 dB Input Bandwidth
10
SAMPLING DYNAMICS
Aperture Delay
2
Aperture Delay Matching
30
Aperture Jitter
5
Transient Response
Full-scale step
250
REFERENCE
External Reference Voltage Range
2.3
2.5
AVDD/2
External Reference Current Drain
1 MSPS throughput
180
DIGITAL INPUTS
Logic Levels
VIL
VIH
IIL
IIH
DIGITAL OUTPUTS
Data Format6
Pipeline Delay7
−0.3
+0.8
+2.0
DVDD + 0.3
−1
+1
−1
+1
VOL
ISINK = 1.6 mA
0.4
VOH
ISOURCE = −500 μA
OVDD − 0.2
Unit
Bits
V
V
dB
μA
μs
MSPS
μs
kSPS
LSB3
Bits
LSB
% of FSR
ppm/°C
% of FSR
ppm/°C
LSB
dB5
dB
dB
dB
dB
dB
MHz
ns
ps
ps rms
ns
V
μA
V
V
μA
μA
V
V
Rev. B | Page 3 of 28
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