AD9223(1998) Ver la hoja de datos (PDF) - Analog Devices
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AD9223 Datasheet PDF : 28 Pages
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AD9221/AD9223/AD9220–SPECIFICATIONS
DC SPECIFICATIONS (AVDD = +5 V, DVDD = +5 V, fSAMPLE = Max Conversion Rate, VREF = 2.5 V, VINB = 2.5 V, TMIN to TMAX unless
otherwise noted)
Parameter
AD9221
AD9223
AD9220
RESOLUTION
12
12
12
MAX CONVERSION RATE
1.5
3
10
INPUT REFERRED NOISE (TYP)
VREF = 1 V
VREF = 2.5 V
0.23
0.23
0.23
0.09
0.09
0.09
ACCURACY
Integral Nonlinearity (INL)
Differential Nonlinearity (DNL)
INL1
DNL1
No Missing Codes
Zero Error (@ +25°C)
Gain Error (@ +25°C)2
Gain Error (@ +25°C)3
± 0.4
± 1.25
± 0.3
± 0.75
± 0.6
± 0.3
12
± 0.3
± 1.5
± 0.75
± 0.5
± 1.25
± 0.3
± 0.75
± 0.6
± 0.3
12
± 0.3
± 1.5
± 0.75
± 0.5
±1
± 0.3
± 0.75
± 0.7
± 0.35
12
± 0.3
± 1.5
± 0.75
TEMPERATURE DRIFT
Zero Error
Gain Error2
Gain Error3
±2
±2
±2
± 26
± 26
± 26
± 0.4
± 0.4
± 0.4
POWER SUPPLY REJECTION
AVDD, DVDD (+5 V ± 0.25 V)
ANALOG INPUT
Input Span (with VREF = 1.0 V)
Input Span (with VREF = 2.5 V)
Input (VINA or VINB) Range
Input Capacitance
± 0.06
2
5
0
AVDD
16
± 0.06
2
5
0
AVDD
16
± 0.06
2
5
0
AVDD
16
INTERNAL VOLTAGE REFERENCE
Output Voltage (1 V Mode)
1
1
1
Output Voltage Tolerance (1 V Mode)
± 14
± 14
± 14
Output Voltage (2.5 V Mode)
2.5
2.5
2.5
Output Voltage Tolerance (2.5 V Mode) ± 35
± 35
± 35
Load Regulation4
2.0
2.0
1.5
REFERENCE INPUT RESISTANCE
5
5
5
POWER SUPPLIES
Supply Voltages
AVDD
DVDD
Supply Current
IAVDD
IDVDD
+5
+5
+2.7 to +5.25 +2.7 to +5.25
14.0
26
11.8
20
0.5
0.5
0.02
0.02
+5
+2.7 to +5.25
58
48
4
2
POWER CONSUMPTION
59.0
100
250
70.0
130
310
NOTES
1VREF =1 V.
2Including internal reference.
3Excluding internal reference.
4Load regulation with 1 mA load current (in addition to that required by the AD9220/AD9221/AD9223).
Specification subject to change without notice.
Units
Bits min
MHz min
LSB rms typ
LSB rms typ
LSB typ
LSB max
LSB typ
LSB max
LSB typ
LSB typ
Bits Guaranteed
% FSR max
% FSR max
% FSR max
ppm/°C typ
ppm/°C typ
ppm/°C typ
% FSR max
V p-p min
V p-p max
V min
V max
pF typ
Volts typ
mV max
Volts typ
mV max
mV max
kΩ typ
V (± 5% AVDD Operating)
V
mA max
mA typ
mA max
mA typ
mW typ
mW max
–2–
REV. B
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