AD9644 Analog Devices, AD9644 Datasheet - Page 5

• Manufacturer Part Number: AD9644
• Description: 14-Bit, 80 MSPS/155 MSPS, 1.8V Dual, Serial Output A/D Converter
• Manufacturer: Analog Devices

Specifications of AD9644

• Resolution (bits): 14bit
• # Chan: 2
• Sample Rate: 155MSPS
• Analog Input Type: Diff-Bip
• Ain Range: 1.75 V p-p
• Adc Architecture: Pipelined

Data Sheet
ADC AC SPECIFICATIONS
AVDD = 1.8 V, DRVDD = 1.8 V, maximum sample rate, 1.75 V p-p differential input, VIN = −1.0 dBFS differential input, 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)
WORST OTHER (HARMONIC OR SPUR)
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
AD9644BCPZ-80
AD9644CCPZ-80
AD9644BCPZ-155
AD9644BCPZ-80
AD9644CCPZ-80
AD9644BCPZ-155
AD9644BCPZ-80
AD9644CCPZ-80
AD9644BCPZ-155
AD9644BCPZ-80
AD9644CCPZ-80
AD9644BCPZ-155
AD9644BCPZ-80
AD9644CCPZ-80
AD9644BCPZ-155
= 10 MHz
= 70 MHz
= 180 MHz
= 220 MHz
= 10 MHz
= 70 MHz
= 220 MHz
= 10 MHz
= 70 MHz
= 220 MHz
= 70 MHz
= 180 MHz
= 10 MHz
= 70 MHz
= 180 MHz
= 10 MHz
= 180 MHz
= 180 MHz
= 180 MHz
= 10 MHz
= 220 MHz
= 220 MHz
= 70 MHz
= 220 MHz
1
Temperature
25°C
25°C
25°C
Full
Full
Full
25°C
25°C
25°C
25°C
Full
Full
Full
25°C
25°C
25°C
25°C
25°C
25°C
25°C
25°C
Full
Full
Full
25°C
25°C
25°C
25°C
Full
Full
Full
25°C
25°C
25°C
25°C
Full
Full
Full
25°C
Rev. C | Page 5 of 44
Min
71.8
70.0
70.4
68.6
80
73
AD9644-80
Typ
73.8
73.7
72.6
72.0
72.7
72.6
71.5
71.1
11.8
11.8
11.6
11.5
−94
−92
−87
−85
94
92
87
85
−98
−98
−96
−95
Max
−80
−73
−90
−87
Min
69.8
68.7
80
AD9644-155
Typ
71.9
71.7
71.4
71.0
70.8
70.7
70.3
69.9
11.5
11.5
11.4
11.3
−94
−92
−92
−90
94
92
92
90
−97
−97
−95
−94
Max
−80
−89
AD9644
Unit
dBFS
dBFS
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
dBc