AD9244
Rev. C | Page 4 of 36
AC SPECIFICATIONS
AVDD = 5 V, DRVDD = 3 V, fSAMPLE = 65 MSPS (–65) or 40 MSPS (–40), differential clock inputs, VREF = 2 V, external reference,
AIN = –0.5 dBFS, differential analog inputs, unless otherwise noted.
Table 2.
Test
AD9244BST-65
AD9244BST-40
Parameter
Temp
Level
Min
Typ
Max
Min
Typ
Max
Unit
fIN = 2.4 MHz
Full
VI
72.4
73.4
dBc
25°C
I
74.8
75.3
dBc
fIN = 15.5 MHz (–1 dBFS)
Full
IV
72.0
dBc
25°C
V
73.7
dBc
fIN = 20 MHz
Full
VI
72.1
dBc
25°C
I
74.7
dBc
fIN = 32.5 MHz
Full
IV
70.8
dBc
25°C
I
73.0
dBc
fIN = 70 MHz
Full
IV
69.9
dBc
25°C
V
72.2
dBc
fIN = 100 MHz
25°C
V
71.2
72.8
dBc
fIN = 200 MHz
25°C
V
67.2
68.3
dBc
fIN = 2.4 MHz
Full
VI
72.2
73.2
dBc
25°C
I
74.7
75.1
dBc
fIN = 20 MHz
Full
VI
72
dBc
25°C
I
74.4
dBc
fIN = 32.5 MHz
Full
IV
70.6
dBc
25°C
I
72.6
dBc
fIN = 70 MHz
Full
IV
69.7
dBc
25°C
V
71.9
dBc
fIN = 100 MHz
25°C
V
71
72.4
dBc
fIN = 200 MHz
25°C
V
59.8
56.3
dBc
ENOB
fIN = 2.4 MHz
Full
VI
11.7
11.9
Bits
25°C
I
12.1
12.2
Bits
fIN = 20 MHz
Full
VI
11.7
Bits
25°C
I
12.1
Bits
fIN = 32.5 MHz
Full
IV
11.4
Bits
25°C
I
11.8
Bits
fIN = 70 MHz
Full
IV
11.3
Bits
25°C
V
11.7
Bits
fIN = 100 MHz
25°C
V
11.5
11.7
Bits
fIN = 200 MHz
25°C
V
9.6
9.1
Bits
fIN = 2.4 MHz
Full
VI
78.4
80.7
dBc
25°C
I
90.0
89.7
dBc
fIN = 20 MHz
Full
VI
80.4
dBc
25°C
I
89.4
dBc
fIN = 32.5 MHz
Full
IV
79.2
dBc
25°C
I
84.6
dBc
fIN = 70 MHz
Full
IV
78.7
dBc
25°C
V
84.1
dBc
fIN = 100 MHz
25°C
V
83.0
83.2
dBc
fIN = 200 MHz
25°C
V
60.7
56.6
dBc