EVAL-AD7643CBZ Analog Devices Inc, EVAL-AD7643CBZ Datasheet - Page 3

• Manufacturer Part Number: EVAL-AD7643CBZ
• Description: BOARD EVALUATION FOR AD7643
• Manufacturer: Analog Devices Inc
• Series: PulSAR®r

Specifications of EVAL-AD7643CBZ

• Number Of Adc's: 1
• Number Of Bits: 18
• Sampling Rate (per Second): 1.25M
• Data Interface: Serial, Parallel
• Inputs Per Adc: 1 Differential
• Input Range: ±VREF
• Power (typ) @ Conditions: 65mW @ 1.25MSPS
• Voltage Supply Source: Analog and Digital
• Operating Temperature: -40°C ~ 85°C
• Utilized Ic / Part: AD7643
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

SPECIFICATIONS
AVDD = DVDD = 2.5 V; OVDD = 2.3 V to 3.6 V; V
Table 2.
Parameter
RESOLUTION
ANALOG INPUT
THROUGHPUT SPEED
DC ACCURACY
AC ACCURACY
SAMPLING DYNAMICS
INTERNAL REFERENCE
Voltage Range
Operating Input Voltage
Analog Input CMRR
Input Current
Input Impedance
Complete Cycle
Throughput Rate
Integral Linearity Error
No Missing Codes
Differential Linearity Error
Transition Noise
Zero Error, T
Zero Error Temperature Drift
Gain Error, T
Gain Error Temperature Drift
Power Supply Sensitivity
Dynamic Range
Signal-to-Noise
Spurious-Free Dynamic Range
Total Harmonic Distortion
Signal-to-(Noise + Distortion)
−3 dB Input Bandwidth
Aperture Delay
Aperture Jitter
Transient Response
Output Voltage
Temperature Drift
Line Regulation
MIN
MIN
to T
to T
2
MAX
MAX
5
5
3
Conditions
V
V
f
1.25 MSPS throughput
V
V
AVDD = 2.5 V ± 5%
V
f
f
f
f
f
f
f
f
f
f
f
f
f
f
f
f
Full-scale step
PDREF = PDBUF = low
REF @ 25°C
−40°C to +85°C
AVDD = 2.5 V ± 5%
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN+
IN+
REF
REF
REF
= 100 kHz
= 1 kHz, V
= 20 kHz, V
= 20 kHz, V
= 100 kHz, V
= 1 kHz, V
= 20 kHz, V
= 20 kHz, V
= 100 kHz, V
= 1 kHz, V
= 20 kHz, V
= 20 kHz, V
= 100 kHz, V
= 1 kHz, V
= 20 kHz, V
= 20 kHz, V
= 100 kHz, V
, V
− V
= 2.5 V
= 2.048 V
= 2.5 V
IN−
IN−
REF
to AGND
= 2.5 V; all specifications T
REF
REF
REF
REF
REF
REF
REF
REF
REF
REF
REF
REF
REF
REF
REF
REF
= 2.5 V
= 2.5 V
= 2.5 V
= 2.5 V
= 2.5 V
= 2.048 V
= 2.5 V
= 2.048 V
= 2.5 V
= 2.048 V
= 2.5 V
= 2.048 V
Rev. 0 | Page 3 of 28
= 2.5 V
= 2.5 V
= 2.5 V
= 2.5 V
MIN
18
−1
2.038
Min
−V
−0.1
−3
18
−16
−22
REF
to T
MAX
, unless otherwise noted.
Typ
58
2.5
±1.5
1.7
2.0
±1
±1
±16
95
93.5
93.5
92
93
118
114
111
108
−114
−113
−109
−105
93.5
93.5
91.8
92.5
50
1
5
2.048
±8
±15
Max
+V
AVDD
800
1.25
+3
+1.25
+16
+22
2.058
250
REF
1
AD7643
Unit
Bits
V
V
dB
μA
ns
MSPS
LSB
Bits
LSB
LSB
LSB
LSB
ppm/°C
LSB
ppm/°C
LSB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
MHz
ns
ps rms
ns
V
ppm/°C
ppm/V
6
4