AD9248 查看數據表（PDF） - Analog Devices
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AD9248 Datasheet PDF : 23 Pages
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Preliminary Technical Data
AD9248
AD9248–SPECIFICATIONS
DC SPECIFICATIONS
Table 1. (AVDD = 3 V, DRVDD = 2.5 V, Maximum Sample Rate, CLK_A = CLK_B; AIN = -0.5 dBFS Differential Input, 1.0 V
Internal Reference, TMIN to TMAX, unless otherwise noted.)
Test AD9248BST/BCP- AD9248BST/BCP- AD9248BST/BCP-
20
40
65
Parameter
Temp Level Min Typ Max Min Typ Max Min Typ Max Unit
RESOLUTION
ACCURACY
No Missing Codes
Guaranteed
Offset Error
Gain Error1
Differential Nonlinearity
(DNL)2
Integral Nonlinearity (INL)2
TEMPERATURE DRIFT
Offset Error
Gain Error1
INTERNAL VOLTAGE
REFERENCE
Output Voltage Error (1 V
Mode)
Load Regulation @ 1.0 mA
Output Voltage Error (0.5 V
Mode)
Load Regulation @ 0.5 mA
INPUT REFERRED NOISE
Input Span = 1 V
Input Span = 2.0 V
ANALOG INPUT
Input Span = 1.0 V
Input Span = 2.0 V
Input Capacitance3
REFERENCE INPUT
RESISTANCE
POWER SUPPLIES
Supply Voltages
AVDD
DRVDD
Supply Current
IAVDD2
IDRVDD2
PSRR
POWER CONSUMPTION
DC Input4
Sine Wave Input2
Standby Power5
MATCHING
Full VI
Full VI
Full VI
Full IV
Full V
25°C I
Full V
25°C I
Full V
Full V
Full VI
Full V
Full V
Full V
25°C V
25°C V
Full IV
Full IV
Full V
Full V
Full IV
Full IV
Full V
Full V
Full V
Full V
Full VI
Full V
14
14
14
14
±0.5
±0.5
±0.7
±0.7
±0.5
±0.5
±0.5
±0.5
±1.4
±1.4
±1.4 ±1.4
±1.4
±10
±10
±12
±12
14
14
±0.5
±0.7
±0.5
±0.5
±1.4
±1.4
±10
±12
Bits
Bits
% FSR
% FSR
LSB
LSB
LSB
LSB
ppm/°C
ppm/°C
±5
±35
0.8
±2.5
0.1
1.8
1.2
1
2
7
7
±5
±35
0.8
±2.5
0.1
1.8
1.2
1
2
7
7
±5
±35 mV
0.8
mV
±2.5
mV
0.1
mV
1.8
LSB
rms
1.2
LSB
rms
1
V p-p
2
V p-p
7
pF
7
k?
2.7 3.0
2.25 3.0
3.6 2.7 3.0
3.6 2.25 3.0
3.6 2.7 3.0
3.6 2.25 3.0
3.6 V
3.6 V
60
4
±0.01
110
10
±0.01
200
14
±0.01
mA
mA
% FSR
180
190 212
2.0
330
360 397
2.0
600
mW
640 698 mW
2.0
mW
Rev. PrE | Page 3 of 23
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