AD9248 Analog Devices, AD9248 Datasheet - Page 6

• Manufacturer Part Number: AD9248
• Description: Dual 14-Bit, 20/40/65 MSPS, 3 V Analog-to-Digital Converter
• Manufacturer: Analog Devices

Specifications of AD9248

• Resolution (bits): 14bit
• # Chan: 2
• Sample Rate: 65MSPS
• Interface: Par
• Analog Input Type: Diff-Uni,SE-Uni
• Ain Range: 1 V p-p,2 V p-p,Uni 1.0V,Uni 2.0V
• Adc Architecture: Pipelined
• Pkg Type: QFP

AD9248
Parameter
WORST OTHER SPUR
SPURIOUS-FREE DYNAMIC RANGE (SFDR)
CROSSTALK
DIGITAL SPECIFICATIONS
AVDD = 3 V, DRVDD = 2.5 V, maximum sample rate, CLK_A = CLK_B; A
T
Table 3.
Parameter
LOGIC INPUTS
LOGIC OUTPUTS
1
Output voltage levels measured with capacitive load only on each output.
MIN
f
f
f
f
f
f
f
f
f
High Level Input Voltage
Low Level Input Voltage
High Level Input Current
Low Level Input Current
Input Capacitance
(NONSECOND or THIRD)
High Level Output Voltage
Low Level Output Voltage
INPUT
INPUT
INPUT
INPUT
INPUT
INPUT
INPUT
INPUT
INPUT
to T
= 2.4 MHz
= 9.7 MHz
= 19.6 MHz
= 35 MHz
= 100 MHz
= 2.4 MHz
= 9.7 MHz
= 19.6 MHz
= 35 MHz
MAX
, DCS enabled, unless otherwise noted.
1
Temp
Full
Full
Full
Full
Full
Full
Full
Test
Level
IV
IV
IV
IV
IV
IV
IV
Temp
Full
25°C
Full
25°C
Full
25°C
Full
25°C
25°C
Full
25°C
Full
25°C
Full
25°C
Full
25°C
Full
Min
2.0
−10
−10
DRVDD −
0.05
AD9248BST/BCP-20
Test
Level
V
I
V
I
V
I
V
I
V
V
IV
V
I
V
I
V
I
V
Rev. B | Page 6 of 48
Min
83.3
83.1
77.5
AD9248BST/BCP-20
Typ
2
Typ
88.0
89.0
87.0
88.0
79.0
86.0
87.5
83.0
76.1
−85.0
Max
0.8
+10
+10
0.05
IN
= −0.5 dBFS differential input, 1.0 V internal reference,
Max
84.0
Min
2.0
−10
−10
DRVDD −
0.05
AD9248BST-40
Min
83.5
82.6
77.5
76.0
AD9248BST/BCP-40
Typ
2
Typ
88.0
89.0
88.0
88.5
81.0
85.0
86.0
83.0
84.0
−85.0
Max
0.8
+10
+10
0.05
Max
Min
2.0
−10
−10
DRVDD −
0.05
Min
81.0
79.8
77.5
73.0
AD9248BST/BCP-65
AD9248BST-65
Typ
85.5
86.0
85.5
86.0
75.0
84.0
86.0
80.0
80.5
−85.0
Typ
2
Max
0.8
+10
+10
0.05
Max
Unit
V
V
μA
μA
pF
V
V
Unit
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dB