EVAL-AD7725CBZ Analog Devices Inc, EVAL-AD7725CBZ Datasheet - Page 2

• Manufacturer Part Number: EVAL-AD7725CBZ
• Description: BOARD EVALUATION FOR AD7725
• Manufacturer: Analog Devices Inc

Specifications of EVAL-AD7725CBZ

• Number Of Adc's: 1
• Number Of Bits: 16
• Sampling Rate (per Second): 900k
• Data Interface: Serial, Parallel
• Inputs Per Adc: 1 Differential
• Input Range: ±VREF
• Power (typ) @ Conditions: 615mW @ 900kSPS
• Voltage Supply Source: Analog and Digital
• Operating Temperature: -40°C ~ 85°C
• Utilized Ic / Part: AD7725
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

AD7725–SPECIFICATIONS
Parameter
DYNAMIC SPECIFICATIONS
ANALOG INPUTS
CLOCK
REFERENCE
STATIC PERFORMANCE
LOGIC INPUTS (Excluding CLKIN)
CLOCK INPUT (CLKIN)
Bipolar Mode
Unipolar Mode
Full-Scale Input Span
Absolute Input Voltage
Input Sampling Capacitance
Input Sampling Rate, f
CLKIN Duty Ratio
REF1 Output Resistance
Reference Buffer
Using Internal Reference
Using External Reference
Resolution
Differential Nonlinearity (DNL)
Integral Nonlinearity (INL)
DC CMRR
Offset Error
Gain Error
V
V
V
V
INH
INL
INH
INL
Signal-to-Noise
Total Harmonic Distortion
Spurious Free Dynamic Range
Signal-to-Noise
Total Harmonic Distortion
Bipolar Mode
Unipolar Mode
Offset Voltage
REF2 Output Voltage
REF2 Output Voltage Drift
REF2 Input Impedance
REF2 External Voltage Input
, Input Low Voltage
, Input Low Voltage
, Input High Voltage
, Input High Voltage
3, 9
3
3
CLKIN
3
3, 5
3, 5
7
3
3, 5
Test Conditions/Comments
When tested with the FIR filter in
Figure 1, HALF_PWR = Logic High
Measurement Bandwidth = 0.5
2.5 V Reference
3 V Reference
Measurement Bandwidth = 0.5
V
Differential or Single-Ended Input
Single-Ended Input
V
Offset between REF1 and REF2
REF1 = AGND
Guaranteed Monotonic
IN
IN
(+) – V
(+) and/or V
1
(AV
f
IN
CLKIN
(–)
DD
2
= 5 V
IN
= 9.6 MHz, REF2 = 2.5 V, T
(–)
–2–
5%, AGND = AGND1 = AGND2 = DGND = 0 V,
f
f
O
O
4
4
A
= T
Min
77
79
0
AGND
45
2.39
16
2.0
0.7
MIN
to T
DV
MAX
B Version
Typ
83
85
–94
–98
83
–94
2
3.5
± 3
2.54
60
8
2.5
± 0.5
± 2
80
± 20
± 0.5
DD
, unless otherwise noted.)
Max
–86
–89
± 4/5
8/5
AV
14.4
55
2.69
± 1
0.8
0.3
8
DD
6
V
DV
V
REF2
REF2
DD
Unit
dB
dB
dB
dB
dB
dB
V
V
V
pF
MHz
%
kΩ
mV
V
ppm/°C
kΩ
V
Bits
LSB
LSB
dB
mV
%FSR
V
V
V
V
REV. A