參數(shù)資料
型號(hào): AD9226AST
廠商: ANALOG DEVICES INC
元件分類: ADC
英文描述: Complete 12-Bit, 65 MSPS ADC Converter
中文描述: 1-CH 12-BIT FLASH METHOD ADC, PARALLEL ACCESS, PQFP48
封裝: PLASTIC, LQFP-48
文件頁(yè)數(shù): 2/28頁(yè)
文件大?。?/td> 1480K
代理商: AD9226AST
REV. 0
–2–
AD9226–SPECIFICATIONS
DC SPECIFICATIONS
(AVDD = 5 V, DRVDD = 3 V, f
SAMPLE
= 65 MSPS, VREF = 2.0 V, Differential inputs, T
MIN
to T
MAX
unless otherwise
noted.)
P
arameter
Temp
Test Level
Min
Typ
Max
Unit
RESOLUTION
12
Bits
ACCURACY
Integral Nonlinearity (INL)
Full
25
°
C
Full
25
°
C
Full
Full
25
°
C
25
°
C
Full
V
I
V
I
I
V
I
I
V
±
0.6
LSB
LSB
LSB
LSB
Bits
% FSR
% FSR
% FSR
% FSR
±
1.6
Differential Nonlinearity (DNL)
±
0.6
±
1.0
No Missing Codes Guaranteed
Zero Error
12
±
0.3
±
1.4
±
2.0
Gain Error
±
0.6
TEMPERATURE DRIFT
Zero Error
Gain Error
1
Gain Error
2
Full
Full
Full
V
V
V
±
2
±
26
±
0.4
ppm/
°
C
ppm/
°
C
ppm/
°
C
POWER SUPPLY REJECTION
AVDD
(5 V
±
0.25 V)
Full
25
°
C
V
I
±
0.05
% FSR
% FSR
±
0.4
INPUT REFERRED NOISE
VREF = 1.0 V
VREF = 2.0 V
Full
Full
V
V
0.5
0.25
LSB rms
LSB rms
ANALOG INPUT
Input Span (VREF = 1 V)
Full
Full
Full
Full
V
V
IV
V
1
2
V p-p
V p-p
V
pF
(VREF = 2 V)
Input (VINA or VINB) Range
Input Capacitance
0
AVDD
7
INTERNAL VOLTAGE REFERENCE
Output Voltage (1 V Mode)
Output Voltage Tolerance (1 V Mode)
Output Voltage (2.0 V Mode)
Output Voltage Tolerance (2.0 V Mode)
Output Current (Available for External Loads)
Load Regulation
3
Full
25
°
C
Full
25
°
C
Full
Full
25
°
C
V
I
V
I
V
V
I
1.0
V
mV
V
mV
mA
mV
mV
±
15
2.0
±
29
1.0
0.7
1.5
REFERENCE INPUT RESISTANCE
Full
V
5
k
POWER SUPPLIES
Supply Voltages
AVDD
DRVDD
Supply Current
IAVDD
4
Full
Full
V
V
4.75
2.85
5
5.25
5.25
V (
±
5% AVDD
Operating)
V (
±
5% DRVDD
Operating)
Full
25
°
C
Full
25
°
C
V
I
V
I
86
mA (2 V External VREF)
mA (2 V External VREF)
mA (2 V External VREF)
mA (2 V External VREF)
90.5
IDRVDD
5
14.6
16.5
POWER CONSUMPTION
4, 5
Full
25
°
C
V
I
475
500
mW (2 V External VREF)
NOTES
1
Includes internal voltage reference error.
2
Excludes internal voltage reference error.
3
Load regulation with 1 mA load current (in addition to that required by the AD9226).
4
AVDD = 5 V
5
DRVDD = 3 V
Specifications subject to change without notice.
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