AD9268 Analog Devices, AD9268 Datasheet - Page 6

• Manufacturer Part Number: AD9268
• Description: 16-Bit, 125 MSPS/105 MSPS/80 MSPS, 1.8 V Dual Analog-to-Digital Converter
• Manufacturer: Analog Devices

Specifications of AD9268

• Resolution (bits): 16bit
• # Chan: 2
• Sample Rate: 125MSPS
• Interface: Par
• Analog Input Type: Diff-Uni
• Ain Range: (2Vref) p-p,1 V p-p,2 V p-p
• Adc Architecture: Pipelined
• Pkg Type: CSP

AD9268
ADC AC SPECIFICATIONS
AVDD = 1.8 V, DRVDD = 1.8 V, maximum sample rate, VIN = −1.0 dBFS differential input, 1.0 V internal reference, DCS enabled, 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)
SPURIOUS-FREE DYNAMIC RANGE (SFDR)
Without Dither (AIN@ −23 dBFS)
With On-Chip Dither (AIN @ −23 dBFS)
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
f
f
f
f
f
f
f
f
= 2.4 MHz
= 70 MHz
= 140 MHz
= 200 MHz
= 2.4 MHz
= 70 MHz
= 140 MHz
= 200 MHz
= 2.4 MHz
= 70 MHz
= 140 MHz
= 200 MHz
= 2.4 MHz
= 70 MHz
= 140 MHz
= 200 MHz
= 2.4 MHz
= 70 MHz
= 140 MHz
= 200 MHz
IN
IN
IN
IN
IN
IN
IN
IN
= 2.4 MHz
= 70 MHz
= 140 MHz
= 200 MHz
= 2.4 MHz
= 70 MHz
= 140 MHz
= 200 MHz
1
Temp
25°C
25°C
Full
25°C
25°C
25°C
25°C
Full
25°C
25°C
25°C
25°C
25°C
25°C
25°C
25°C
Full
25°C
25°C
25°C
25°C
Full
25°C
25°C
25°C
25°C
25°C
25°C
25°C
25°C
25°C
25°C
Min
78.3
78.0
78.1
77.7
88
87
AD9268BCPZ-80
Rev. A | Page 6 of 44
Typ
79.7
79.0
77.4
75.5
79.4
78.5
75.4
74.3
12.9
12.8
12.2
12.0
−92
−91
−80
−82
92
91
80
82
93
95
98
102
107
107
106
104
−88
Max
−87
Min
77.2
77.1
77.1
76.8
87
87
AD9268BCPZ-105
Typ
78.9
78.8
76.9
75.0
78.3
78.6
75.9
72.2
12.7
12.7
12.3
11.7
−87
−93
−84
−77
87
93
84
77
100
96
96
100
106
109
104
108
Max
−87
−87
Min
77.2
76.5
76.8
76.2
85
84
AD9268BCPZ-125
Typ
78.8
78.2
77.1
75.5
78.3
77.7
75.8
74.0
12.7
12.6
12.3
12.0
−90
−88
−83
−79
90
88
83
79
88
89
90
89
106
106
104
105
Max
−85
−84
Unit
dBFS
dBFS
dBFS
dBFS
dBFS
dBFS
dBFS
dBFS
dBFS
dBFS
Bits
Bits
Bits
Bits
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBFS
dBFS
dBFS
dBFS
dBFS
dBFS
dBFS
dBFS