AD9225 Analog Devices, AD9225 Datasheet - Page 2

• Manufacturer Part Number: AD9225
• Description: 12-Bit , 25 MSPS Monolithic A/D Converter
• Manufacturer: Analog Devices

Specifications of AD9225

• Resolution (bits): 12bit
• # Chan: 1
• Sample Rate: 25MSPS
• Interface: Par
• Analog Input Type: Diff-Uni,SE-Uni
• Ain Range: (2Vref) p-p,2 V p-p,4 V p-p,Uni (Vref) x 2,Uni 2.0V,Uni 4.0V
• Adc Architecture: Pipelined
• Pkg Type: SOIC,SOP

AD9225–SPECIFICATIONS
DC SPECIFICATIONS
Parameter
RESOLUTION
MAX CONVERSION RATE
INPUT REFERRED NOISE
ACCURACY
TEMPERATURE DRIFT
POWER SUPPLY REJECTION
ANALOG INPUT
INTERNAL VOLTAGE REFERENCE
REFERENCE INPUT RESISTANCE
POWER SUPPLIES
POWER CONSUMPTION
NOTES
1
2
3
Specifications subject to change without notice.
Includes internal voltage reference error.
Excludes internal voltage reference error.
Load regulation with 1 mA load current (in addition to that required by the AD9225).
VREF = 1.0 V
VREF = 2.0 V
Integral Nonlinearity (INL)
Differential Nonlinearity (DNL)
No Missing Codes
Zero Error (@ 25∞C)
Gain Error (@ 25∞C)
Gain Error (@ 25∞C)
Zero Error
Gain Error
Gain Error
AVDD (+5 V ± 0.25 V)
Input Span
Input (VINA or VINB) Range
Input Capacitance
Output Voltage (1 V Mode)
Output Voltage Tolerance (1 V Mode)
Output Voltage (2.0 V Mode)
Output Voltage Tolerance (2.0 V Mode)
Output Current (Available for External Loads)
Load Regulation
Supply Voltages
Supply Currents
External Reference
Internal Reference
AVDD
DRVDD
IAVDD
IDRVDD
1
2
3
1
2
(AVDD = 5 V, DRVDD = 5 V, f
unless otherwise noted.)
12
4.75
Min
25
2.85
SAMPLE
–2–
= 25 MSPS, VREF = 2.0 V, VINB = 2.5 V dc, T
Typ
0.35
0.17
± 1.0
± 0.4
12
± 0.3
± 0.5
± 0.4
± 2
± 26
± 0.4
± 0.1
2
4
0
AVDD
10
1.0
± 5
2.0
± 10
1.0
1.0
8
5
65
2.0
280
335
290
345
Max
± 2.5
± 1.0
± 0.6
± 2.2
± 1.7
± 0.35
± 17
± 35
3.4
5.25
5.25
72.5
4.0
310
373
Bits
LSB rms
% FSR
% FSR
% FSR
kW
V (± 5% AVDD Operating)
V (± 5% DRVDD Operating)
mA
mA
mW (VREF = 2 V)
mW (VREF = 2 V)
Unit
MHz
LSB rms
LSB
LSB
Bits Guaranteed
% FSR
ppm/∞C
ppm/∞C
ppm/∞C
V p-p
V p-p
V
V
pF
V
mV
V
mV
mA
mV
mW (VREF = 1 V)
mW (VREF = 1 V)
MIN
to T
MAX
,
Rev. C