AD9248 Analog Devices, AD9248 Datasheet - Page 3

• 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

SPECIFICATIONS
DC SPECIFICATIONS
AVDD = 3 V, DRVDD = 2.5 V, maximum sample rate, CLK_A = CLK_B; A
T
Table 1.
Parameter
RESOLUTION
ACCURACY
TEMPERATURE DRIFT
INTERNAL VOLTAGE REFERENCE
INPUT REFERRED NOISE
ANALOG INPUT
REFERENCE INPUT RESISTANCE
POWER SUPPLIES
POWER CONSUMPTION
MIN
No Missing Codes Guaranteed
Offset Error
Gain Error
Differential Nonlinearity (DNL)
Integral Nonlinearity (INL)
Offset Error
Gain Error
Output Voltage Error (1 V Mode)
Load Regulation @ 1.0 mA
Output Voltage Error (0.5 V Mode)
Load Regulation @ 0.5 mA
Input Span = 1 V
Input Span = 2.0 V
Input Span = 1.0 V
Input Span = 2.0 V
Input Capacitance
Supply Voltages
Supply Current
PSRR
DC Input
Sine Wave Input
Standby Power
AVDD
DRVDD
IAVDD
IDRVDD
to T
MAX
2
4
1
, DCS enabled, unless otherwise noted.
1
2
5
2
3
2
2
Full
Temp
Full
Full
25°C
Full
Full
25°C
Full
25°C
Full
Full
Full
Full
Full
Full
25°C
25°C
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Test
Level
VI
VI
I
IV
V
IV
V
IV
V
V
VI
V
V
V
V
V
IV
IV
V
V
IV
IV
V
V
V
V
VI
V
Min
14
14
2.7
2.25
AD9248BST/BCP-20
Rev. B | Page 3 of 48
Typ
±0.2
±0.25
±0.65
±0.6
±2.7
±2.3
±2
±12
±5
0.8
±2.5
0.1
2.1
1.05
1
2
7
7
3.0
3.0
60
5
±0.01
180
190
2.0
±1.0
±4.5
±35
Max
±1.3
±2.2
3.6
3.6
217
IN
= −0.5 dBFS differential input, 1.0 V internal reference,
Min
14
14
2.7
2.25
AD9248BST/BCP-40
±0.6
Typ
±0.2
±0.3
±0.65
±2.7
±2.3
±2
±12
±5
0.8
±2.5
0.1
2.1
1.05
1
2
7
7
3.0
3.0
110
11
±0.01
330
360
2.0
Max
±1.3
±2.4
±1.0
±4.5
±35
3.6
3.6
400
Min
14
14
2.7
2.25
AD9248BST/BCP-65
Typ
±0.2
±0.5
±0.7
±0.65
±2.8
±2.4
±3
±12
±5
0.8
±2.5
0.1
2.1
1.05
1
2
7
7
3.0
3.0
200
16
±0.01
600
640
2.0
Max
±1.3
±2.5
±1.0
±4.5
±35
3.6
3.6
700
AD9248
Unit
Bits
Bits
% FSR
% FSR
LSB
LSB
LSB
LSB
ppm/°C
ppm/°C
mV
mV
mV
mV
LSB rms
LSB rms
V p-p
V p-p
pF
kΩ
V
V
mA
mA
% FSR
mW
mW
mW