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AD9260AS 数据表(PDF) 2 Page - Analog Devices

部件名 AD9260AS
功能描述  High-Speed Oversampling CMOS ADC with 16-Bit Resolution at a 2.5 MHz Output Word Rate
PDF  36 Pages
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制造商  AD [Analog Devices]
网页  http://www.analog.com
标志 AD - Analog Devices

AD9260AS 数据表(HTML) 2 Page - Analog Devices

  AD9260AS Datasheet HTML 1Page - Analog Devices AD9260AS Datasheet HTML 2Page - Analog Devices AD9260AS Datasheet HTML 3Page - Analog Devices AD9260AS Datasheet HTML 4Page - Analog Devices AD9260AS Datasheet HTML 5Page - Analog Devices AD9260AS Datasheet HTML 6Page - Analog Devices AD9260AS Datasheet HTML 7Page - Analog Devices AD9260AS Datasheet HTML 8Page - Analog Devices AD9260AS Datasheet HTML 9Page - Analog Devices Next Button
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–2–
REV. B
AD9260–SPECIFICATIONS
CLOCK INPUT FREQUENCY RANGE
Parameter—Decimation Factor (N)
AD9260 (8)
AD9260 (4)
AD9260 (2)
AD9260 (1)
Units
CLOCK INPUT (Modulator Sample Rate, fCLOCK)
1111
kHz min
20
20
20
20
MHz max
OUTPUT WORD RATE (FS = fCLOCK/N)
0.125
0.250
0.500
1
kHz min
2.5
5
10
20
MHz max
Specifications subject to change without notice
DC SPECIFICATIONS
Parameter—Decimation Factor (N)
AD9260 (8)
AD9260 (4)
AD9260 (2)
AD9260 (1)
Units
RESOLUTION
16
16
16
12
Bits min
INPUT REFERRED NOISE (TYP)
1.0 V Reference
1.40
2.4
6.0
1.3
LSB rms typ
2.5 V Reference
1
0.68 (90.6)
1.2 (86)
3.7 (76)
1.0 (63.2)
LSB rms typ (dB typ)
ACCURACY
Integral Nonlinearity (INL)
±0.75
±0.75
±0.75
±0.3
LSB typ
Differential Nonlinearity (DNL)
±0.50
±0.50
±0.50
±0.25
LSB typ
No Missing Codes
16
16
16
12
Bits Guaranteed
Offset Error
0.9 (0.5)
(0.5)
(0.5)
(0.5)
% FSR max (typ @ +25
°C)
Gain Error
2
2.75 (0.66)
(0.66)
(0.66)
(0.66)
% FSR max (typ @ +25
°C)
Gain Error
3
1.35 (0.7)
(0.7)
(0.7)
(0.7)
% FSR max (typ @ +25
°C)
TEMPERATURE DRIFT
Offset Error
2.5
2.5
2.5
2.5
ppm/
°C typ
Gain Error
2
22
22
22
22
ppm/
°C typ
Gain Error
3
7.0
7.0
7.0
7.0
ppm/
°C typ
POWER SUPPLY REJECTION
AVDD, DVDD, DRVDD (+5 V
± 0.25 V)
0.06
0.06
0.06
0.06
% FSR max
ANALOG INPUT
Input Span
VREF = 1.0 V
1.6
1.6
1.6
1.6
V p-p Diff. max
VREF = 2.5 V
4.0
4.0
4.0
4.0
V p-p Diff. max
Input (VINA or VINB) Range
+0.5
+0.5
+0.5
+0.5
V min
+AVDD – 0.5
+AVDD – 0.5
+AVDD – 0.5
+AVDD – 0.5
V max
Input Capacitance
10.2
10.2
10.2
10.2
pF typ
INTERNAL VOLTAGE REFERENCE
Output Voltage (1 V Mode)
1111
V typ
Output Voltage Error (1 V Mode)
±14
±14
±14
±14
mV max
Output Voltage (2.5 V Mode)
2.5
2.5
2.5
2.5
V typ
Output Voltage Error (2.5 V Mode)
±35
±35
±35
±35
mV max
Load Regulation
4
1 V REF
0.5
0.5
0.5
0.5
mV max
2.5 V REF
2.0
2.0
2.0
2.0
mV max
REFERENCE INPUT RESISTANCE
8888
k
Ω
(AVDD = +5 V, DVDD = +3 V, DRVDD = +3 V, fCLOCK = 20 MSPS, VREF = +2.5 V, Input CML = 2.0 V TMIN to TMAX
unless otherwise noted, RBIAS = 2 k )



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