AD9281 Analog Devices, AD9281 Datasheet - Page 2
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AD9281
Manufacturer Part Number
AD9281
Description
Dual Channel 8-Bit Resolution CMOS ADC
Manufacturer
Analog Devices
Datasheet
1.AD9281.pdf
(15 pages)
Specifications of AD9281
Resolution (bits)
8bit
# Chan
2
Sample Rate
28MSPS
Interface
Par
Analog Input Type
Diff-Uni,SE-Uni
Ain Range
(Vref) p-p,1 V p-p,2 V p-p,Uni (Vref),Uni 1.0V,Uni 2.0V
Adc Architecture
Pipelined
Pkg Type
SOP
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
AD9281ARS
Manufacturer:
ADI/亚德诺
Quantity:
20 000
Company:
Part Number:
AD9281ARSZ
Manufacturer:
ADI
Quantity:
770
Part Number:
AD9281ARSZ
Manufacturer:
ADI/亚德诺
Quantity:
20 000
Part Number:
AD9281ARSZRL
Manufacturer:
ADI/亚德诺
Quantity:
20 000
Parameter
RESOLUTION
CONVERSION RATE
DC ACCURACY
ANALOG INPUT
INTERNAL REFERENCE
POWER SUPPLY
DYNAMIC PERFORMANCE
AD9281–SPECIFICATIONS
Differential Nonlinearity
Integral Nonlinearity
Differential Nonlinearity (SE)
Integral Nonlinearity (SE)
Zero-Scale Error, Offset Error
Full-Scale Error, Gain Error
Gain Match
Offset Match
Input Voltage Range
Input Capacitance
Aperture Delay
Aperture Uncertainty (Jitter)
Aperture Delay Match
Input Bandwidth (–3 dB)
Output Voltage (1 V Mode)
Output Voltage Tolerance (1 V Mode)
Output Voltage (2 V Mode)
Output Voltage Tolerance (2 V Mode)
Load Regulation (1 V Mode)
Load Regulation (2 V Mode)
Operating Voltage
Supply Current
Power Consumption
Power-Down
Power Supply Rejection
Signal-to-Noise and Distortion
Signal-to-Noise
Total Harmonic Distortion
Spurious Free Dynamic Range
Two-Tone Intermodulation Distortion
Differential Phase
Differential Gain
Crosstalk Rejection
Small Signal (–20 dB)
Full Power (0 dB)
f = 3.58 MHz
f = 14 MHz
f = 3.58 MHz
f = 14 MHz
f = 3.58 MHz
f = 14 MHz
f = 3.58 MHz
f = 14 MHz
1
2
1
3
Symbol
F
DNL
INL
DNL
INL
E
E
AIN
C
t
t
BW
VREF
VREF
VREF
AVDD
DVDD
I
I
P
PSR
SINAD
SNR
THD
SFDR
IMD
DP
DG
AP
AJ
AVDD
DVDD
S
ZS
FS
D
IN
(AVDD = +3 V, DVDD = +3 V, F
unless otherwise noted)
Min
–0.5
2.7
2.7
46.4
47.8
49.6
–2–
Typ
8
28
± 0.1
± 0.25
± 0.2
± 0.3
± 1
± 1.2
± 0.2
± 1.2
AVDD/2
2
4
2
2
240
245
1
± 10
2
± 15
± 10
± 15
3
3
75
0.1
225
16
0.15
49.1
48
49.2
48.5
–67.5
–60
65
56
–58
0.2
0.08
–62
Max
± 1.0
± 1.5
± 3.2
± 5.4
± 35
5.5
5.5
260
0.75
–49.5
SAMPLE
= 28 MSPS, VREF = 2 V, INB = 0.5 V, T
Units
Bits
MHz
LSB
LSB
LSB
LSB
% FS
% FS
LSB
LSB
V
pF
ns
ps
ps
MHz
MHz
V
mV
V
mV
mV
mV
V
V
mA
mA
mW
mW
% FS
dB
dB
dB
dB
dB
dB
dB
dB
dB
Degree
%
dB
Condition
(32 MHz at +25°C)
REFT = 1.0 V, REFB = 0.0 V
REFT = 1.0 V, REFB = 0.0 V
REFSENSE = VREF
REFSENSE = GND
1 mA Load Current
1 mA Load Current
STBY = AVDD, Clock Low
f = 44.9 MHz and 45.52 MHz
NTSC 40 IRE Mod Ramp
F
S
= 14.3 MHz
MIN
REV. F
to T
MAX