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AD1672 数据表(PDF) 2 Page - Analog Devices

部件名 AD1672
功能描述  Complete 12-Bit, 3 MSPS Monolithic A/D Converter
PDF  20 Pages
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制造商  AD [Analog Devices]
网页  http://www.analog.com
标志 AD - Analog Devices

AD1672 数据表(HTML) 2 Page - Analog Devices

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AD1672–SPECIFICATIONS
DC SPECIFICATIONS
REV. 0
–2–
(TMIN to TMAX with VCC = +5.0 V, VDD = +5.0 V, DRVDD = +5.0 V, fSAMPLE = 3 MHz unless otherwise noted)
AD1672AP
Parameter
Min
Typ
Max
Units
RESOLUTION
12
Bits
MAX CONVERSION RATE
3
MHz
ACCURACY
Integral Nonlinearity (INL)
–2.5
±1.0
2.5
LSB
Differential Nonlinearity (DNL)
–1.0
±0.5
1.5
LSB
No Missing Codes
12 Bits Guaranteed
Offset Error
–0.75
±0.20
0.75
% FSR
Zero Error1
–0.75
±0.20
0.75
% FSR
Gain Error
2
–1.50
±0.30
1.50
% FSR
POWER SUPPLY REJECTION3
VCC (5.0 V
± 0.25 V)
–0.30
0.30
% FSR
VDD (5.0 V
± 0.25 V)
–0.30
0.30
% FSR
VDRDD (3.0 V to 5.25 V)
–0.10
0.10
% FSR
ANALOG INPUT
Input Ranges
2.5 V Range Unipolar
0.0
2.5
Volts
5.0 V Range Unipolar
0.0
5.0
Volts
5.0 V Bipolar
–2.5
2.5
Volts
Input Resistance
2.5 V Input Range
1.5
2.0
2.5
k
Ω
5.0 V Input Ranges
3.0
4.0
5.0
k
Ω
Input Capacitance
10
pF
INTERNAL VOLTAGE REFERENCE
Output Voltage
2.475
2.5
2.525
Volts
Output Current
4
0.5
mA
REFERENCE INPUT RESISTANCE
6.0
8.0
10.0
k
Ω
POWER SUPPLIES
Supply Voltages
VCC
4.75
5.0
5.25
Volts
VDD
4.75
5.0
5.25
Volts
DRVDD
3.00
5.0
5.25
Volts
Supply Current
IVCC
46
65
mA
IVDD
1.0
2.0
mA
IDRVDD
0.2
2.0
mA
POWER CONSUMPTION
240
363
mW
TEMPERATURE RANGE
–40
25
85
°C
NOTES
1Bipolar Mode.
2Includes internal reference error.
3Change in full scale as a function of the dc supply voltage.
4Current available for external loads. External load should not change during conversion.
Specification subject to change without notice.



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