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AD9251BCPZ-80 데이터시트(PDF) 5 Page - Analog Devices

부품명 AD9251BCPZ-80
상세설명  1.8 V Dual Analog-to-Digital Converter
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제조업체  AD [Analog Devices]
홈페이지  http://www.analog.com
Logo AD - Analog Devices

AD9251BCPZ-80 데이터시트(HTML) 5 Page - Analog Devices

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AD9251
Data Sheet
Rev. B | Page 4 of 36
SPECIFICATIONS
DC SPECIFICATIONS
AVDD = 1.8 V; DRVDD = 1.8 V, maximum sample rate, 2 V p-p differential input, 1.0 V internal reference; AIN = −1.0 dBFS,
DCS disabled, unless otherwise noted.
Table 1.
Parameter
Temp
AD9251-20/AD9251-40
AD9251-65
AD9251-80
Unit
Min
Typ
Max
Min
Typ
Max
Min
Typ
Max
RESOLUTION
Full
14
14
14
Bits
ACCURACY
No Missing Codes
Full
Guaranteed
Guaranteed
Guaranteed
Offset Error
Full
±0.1
±0.70
±0.1
±0.50
±0.1
±0.70
% FSR
Gain Error1
Full
−1.5
−1.5
−1.5
% FSR
Differential Nonlinearity (DNL)2
Full
±0.60
±0.75
±0.70
LSB
25°C
±0.3
±0.45
±0.45
LSB
Integral Nonlinearity (INL)2
Full
±1.75
±1.75
±2.50
LSB
25°C
±0.6
±0.6
±1.0
LSB
MATCHING CHARACTERISTICS
Offset Error
25°C
±0.0
±0.65
±0.0
±0.65
±0.0
±0.65
% FSR
Gain Error1
25°C
±0.2
±0.2
±0.2
% FSR
TEMPERATURE DRIFT
Offset Error
Full
±2
±2
±2
ppm/°C
INTERNAL VOLTAGE REFERENCE
Output Voltage (1 V Mode)
Full
0.981
0.993
1.005
0.981
0.993
1.005
0.981
0.993
1.005
V
Load Regulation Error at 1.0 mA
Full
2
2
2
mV
INPUT-REFERRED NOISE
VREF = 1.0 V
25°C
0.98
0.98
0.98
LSB rms
ANALOG INPUT
Input Span, VREF = 1.0 V
Full
2
2
2
V p-p
Input Capacitance3
Full
6
6
6
pF
Input Common-Mode Voltage
Full
0.9
0.9
0.9
V
Input Common-Mode Range
Full
0.5
1.3
0.5
1.3
0.5
1.3
V
REFERENCE INPUT RESISTANCE
Full
7.5
7.5
7.5
kΩ
POWER SUPPLIES
Supply Voltage
AVDD
Full
1.7
1.8
1.9
1.7
1.8
1.9
1.7
1.8
1.9
V
DRVDD
Full
1.7
3.6
1.7
3.6
1.7
3.6
V
Supply Current
IAVDD2
Full
36.5/49.5
39.4/52.8
69.0
72.9
80.5
85.5
mA
IDRVDD2 (1.8 V)
Full
3.4/5.6
8.4
10.3
mA
IDRVDD2 (3.3 V)
Full
6.3/10.6
16.0
19.5
mA
POWER CONSUMPTION
DC Input
Full
66/89
125
145
mW
Sine Wave Input2 (DRVDD = 1.8 V)
Full
71.8/99
77.0/105.5
139.0
146.5
163.4
173
mW
Sine Wave Input2 (DRVDD = 3.3 V)
Full
86.5/124
176.7
209
mW
Standby Power4
Full
37
37
37
mW
Power-Down Power
Full
2.2
2.2
2.2
mW
1
Measured with 1.0 V external reference.
2
Measured with a 10 MHz input frequency at rated sample rate, full-scale sine wave, with approximately 5 pF loading on each output bit.
3
Input capacitance refers to the effective capacitance between one differential input pin and AGND.
4
Standby power is measured with a dc input and the CLK active.


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