AD9257 Analog Devices, AD9257 Datasheet - Page 3

• Manufacturer Part Number: AD9257
• Description: Octal, 14-Bit, 40/65 MSPS Serial LVDS 1.8 V A/D Converter
• Manufacturer: Analog Devices

Data Sheet
SPECIFICATIONS
DC SPECIFICATIONS
AVDD = 1.8 V, DRVDD = 1.8 V, 2 V p-p differential input, 1.0 V internal reference, AIN = −1.0 dBFS, unless otherwise noted.
Table 1.
Parameter
RESOLUTION
ACCURACY
TEMPERATURE DRIFT
INTERNAL VOLTAGE REFERENCE
INPUT-REFERRED NOISE
ANALOG INPUTS
POWER SUPPLY
TOTAL POWER CONSUMPTION
1
2
See the
Can be controlled via the SPI.
V
No Missing Codes
Offset Error
Offset Matching
Gain Error
Gain Matching
Differential Nonlinearity (DNL)
Integral Nonlinearity (INL)
Offset Error
Output Voltage (1 V Mode)
Load Regulation at 1.0 mA (V
Input Resistance
Differential Input Voltage (V
Common-Mode Voltage
Differential Input Resistance
Differential Input Capacitance
AVDD
DRVDD
I
I
I
Total Power Dissipation (Four Channels, ANSI-644
Total Power Dissipation (Four Channels, Reduced
Power-Down Dissipation
Standby Dissipation
AVDD
DRVDD
DRVDD
REF
Mode)
Range Mode)
= 1.0 V
AN-835 Application
(ANSI-644 Mode)
(Reduced Range Mode)
1
2
Note, Understanding High Speed ADC Testing and Evaluation, for definitions and for details on how these tests were completed.
REF
REF
= 1 V)
= 1 V)
Temp
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
25°C
Full
Full
Full
Full
Full
Full
Full
25°C
Full
25°C
25°C
25°C
Rev. 0 | Page 3 of 40
Min
14
−0.6
0
−6.0
−1.0
−1.0
−3.1
0.98
1.7
1.7
AD9257-40
Guaranteed
Typ
−0.3
0.2
−2.1
+1.7
−0.5/+0.8
±1.1
±2
0.99
2
7.5
0.94
2
0.9
5.2
3.5
1.8
1.8
147
53
38
360
333
1
74
Max
+0.1
0.6
2.0
+5.0
+1.7
+3.1
1.01
1.9
1.9
156
85
434
Min
14
−0.7
0
−6.0
−1.0
−1.0
−4.0
0.98
1.7
1.7
AD9257-65
Guaranteed
Typ
−0.3
0.23
−2.9
+1.6
±0.6
±1.1
±2
0.99
2
7.5
0.94
2
0.9
5.2
3.5
1.8
1.8
198
60
45
464
437
1
92
Max
+0.1
0.6
+1.0
+5.0
+1.6
+4.0
1.01
1.9
1.9
211
93
547
AD9257
Unit
Bits
% FSR
% FSR
% FSR
% FSR
LSB
LSB
ppm/°C
V
mV
kΩ
LSB rms
V p-p
V
kΩ
pF
V
V
mA
mA
mA
mW
mW
mW
mW