AD9642 Analog Devices, AD9642 Datasheet - Page 4

• Manufacturer Part Number: AD9642
• Description: 14-Bit, 170 MSPS/210 MSPS/250 MSPS, 1.8 V Analog-to-Digital Converter (ADC)
• Manufacturer: Analog Devices

Specifications of AD9642

• Resolution (bits): 14bit
• # Chan: 1
• Sample Rate: 250MSPS
• Interface: LVDS
• Analog Input Type: Diff-Bip,Diff-Uni
• Ain Range: 1.75 V p-p
• Adc Architecture: Pipelined
• Pkg Type: CSP

AD9642
ADC AC SPECIFICATIONS
AVDD = 1.8 V, DRVDD = 1.8 V, maximum sample rate, VIN = −1.0 dBFS differential input, 1.75 V p-p full-scale input range, unless
otherwise noted.
Table 2.
Parameter
SIGNAL-TO-NOISE RATIO (SNR)
SIGNAL-TO-NOISE AND DISTORTION
EFFECTIVE NUMBER OF BITS (ENOB)
WORST SECOND OR THIRD HARMONIC
SPURIOUS-FREE DYNAMIC RANGE
WORST OTHER (HARMONIC OR SPUR)
TWO-TONE SFDR
(SINAD)
(SFDR)
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
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
IN
IN
IN
IN
IN
IN
= 184.1 MHz, 187.1 MHz (−7 dBFS)
= 30 MHz
= 90 MHz
= 140 MHz
= 185 MHz
= 220 MHz
= 30 MHz
= 90 MHz
= 140 MHz
= 185 MHz
= 220 MHz
= 30 MHz
= 90 MHz
= 140 MHz
= 185 MHz
= 220 MHz
= 30 MHz
= 90 MHz
= 140 MHz
= 185 MHz
= 220 MHz
= 30 MHz
= 90 MHz
= 140 MHz
= 185 MHz
= 220 MHz
= 30 MHz
= 90 MHz
= 140 MHz
= 185 MHz
= 220 MHz
1
Temperature
25°C
25°C
Full
25°C
25°C
Full
25°C
25°C
25°C
Full
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
Full
25°C
25°C
25°C
Full
25°C
25°C
Full
25°C
25°C
25°C
Full
25°C
25°C
Full
25°C
25°C
Min
70.7
69.6
82
Rev. 0 | Page 4 of 28
AD9642-170
Typ
72.5
72.2
71.8
71.2
70.7
71.5
71.3
70.8
70.3
69.7
11.6
11.6
11.5
11.4
11.3
−96
−95
−97
−86
−84
96
95
97
86
84
−99
−95
−98
−96
−97
87
Max
−82
−87
Min
70.0
68.7
79
AD9642-210
Typ
72.4
72.2
71.6
71.5
71.0
71.5
71.3
70.6
70.5
70.1
11.6
11.6
11.4
11.4
11.3
−96
−92
−94
−95
−84
96
92
94
95
84
−98
−97
−96
−97
−94
88
Max
−79
−81
Min
68.6
67.5
80
AD9642-250
72.2
72.0
71.8
71.4
70.9
71.2
71.0
70.9
70.4
70.0
11.5
11.5
11.5
11.4
11.3
−90
−89
−90
−86
−86
90
89
90
86
86
−95
−98
−97
−96
−95
Typ
88
Max
−80
−81
Unit
dBFS
dBFS
dBFS
dBFS
dBFS
dBFS
dBFS
dBFS
dBFS
dBFS
dBFS
dBFS
dBFS
dBFS
Bits
Bits
Bits
Bits
Bits
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc