AD9251-80EBZ Analog Devices Inc, AD9251-80EBZ Datasheet - Page 5

• Manufacturer Part Number: AD9251-80EBZ
• Description: 80MSPS ADC Converter Evaluation Board
• Manufacturer: Analog Devices Inc

Specifications of AD9251-80EBZ

• Silicon Manufacturer: Analog Devices
• Application Sub Type: ADC
• Kit Application Type: Data Converter
• Silicon Core Number: AD9251
• Number Of Adc's: 2
• Number Of Bits: 14
• Sampling Rate (per Second): 80M
• Data Interface: SPI™
• Inputs Per Adc: 1 Differential
• Input Range: 1.8 Vpp
• Power (typ) @ Conditions: 33mW @ 20 MSPS
• Voltage Supply Source: Single Supply
• Operating Temperature: -40°C ~ 85°C
• Utilized Ic / Part: AD9251
• Development Tool Type: Hardware - Eval/Demo Board
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

AC SPECIFICATIONS
AVDD = 1.8 V; DRVDD = 1.8 V, maximum sample rate, 2 V p-p differential input, 1.0 V internal reference; AIN = −1.0 dBFS,
DCS disabled, unless otherwise noted.
Table 2.
Parameter
SIGNAL-TO-NOISE RATIO (SNR)
SIGNAL-TO-NOISE-AND-DISTORTION (SINAD)
EFFECTIVE NUMBER OF BITS (ENOB)
WORST SECOND OR THIRD HARMONIC
SPURIOUS-FREE DYNAMIC RANGE (SFDR)
WORST OTHER (HARMONIC OR SPUR)
TWO-TONE SFDR
CROSSTALK
ANALOG INPUT BANDWIDTH
1
2
See the
Crosstalk is measured at 100 MHz with −1.0 dBFS on one channel and no input on the alternate channel.
f
f
f
f
f
f
f
f
f
f
f
f
f
f
f
f
f
f
f
f
f
f
f
f
f
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
= 9.7 MHz
= 30.5 MHz
= 70 MHz
= 200 MHz
= 9.7 MHz
= 30.5 MHz
= 70 MHz
= 200 MHz
= 9.7 MHz
= 30.5 MHz
= 70 MHz
= 200 MHz
= 9.7 MHz
= 30.5 MHz
= 70 MHz
= 200 MHz
= 9.7 MHz
= 30.5 MHz
= 70 MHz
= 200 MHz
= 9.7 MHz
= 30.5 MHz
= 70 MHz
= 200 MHz
= 30.5 MHz (−7 dBFS), 32.5 MHz (−7 dBFS)
AN-835
1
2
Application Note, Understanding High Speed ADC Testing and Evaluation, for a complete set of definitions.
Temp
25°C
25°C
Full
25°C
Full
25°C
25°C
25°C
Full
25°C
Full
25°C
25°C
25°C
25°C
25°C
25°C
25°C
Full
25°C
Full
25°C
25°C
25°C
Full
25°C
Full
25°C
25°C
25°C
Full
25°C
Full
25°C
25°C
Full
25°C
Min
73.6
73.4
81
AD9251-20/AD9251-40
Rev. A | Page 5 of 36
Typ
74.7
74.4
73.7
71.5
74.6
74.3
73.6
70.0
12.0
12.0
11.9
11.3
−95
−95
−94
−80
95
94
93
80
−98
−98
−98
−95
90
−110
700
Max
−81
−90
Min
73.6
73.4
81
AD9251-65
Typ
74.5
74.3
73.7
71.5
74.4
74.2
73.6
70.0
12.0
12.0
11.9
11.3
−95
−95
−94
−80
95
94
93
80
−98
−98
−98
−95
90
−110
700
Max
−81
−90
Min
72.5
72.4
81
AD9251-80
Typ
74.3
74.1
73.6
71.5
74.1
74.0
73.5
70.0
12.0
12.0
11.9
11.3
−93
−93
−92
−80
93
93
92
80
−97
−97
−96
−95
90
−110
700
Max
−81
−89
AD9251
Unit
dBFS
dBFS
dBFS
dBFS
dBFS
dBFS
dBFS
dBFS
dBFS
dBFS
dBFS
dBFS
Bits
Bits
Bits
Bits
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
MHz