AD9857 データシートの表示（PDF） - Analog Devices
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AD9857 Datasheet PDF : 40 Pages
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AD9857
SPECIFICATIONS
VS = 3.3 V ± 5%, RSET = 1.96 kΩ, external reference clock frequency = 10 MHz with REFCLK multiplier enabled at 20×.
Table 1.
Parameter
REF CLOCK INPUT CHARACTERISTICS
Frequency Range
REFCLK Multiplier Disabled
REFCLK Multiplier Enabled at 4×
REFCLK Multiplier Enabled at 20×
Input Capacitance
Input Impedance
Duty Cycle
Duty Cycle with REFCLK Multiplier Enabled
Differential Input (VDD/2) ±200 mV
DAC OUTPUT CHARACTERISTICS
Resolution
Full-Scale Output Current
Gain Error
Output Offset
Differential Nonlinearity
Integral Nonlinearity
Output Capacitance
Residual Phase Noise @ 1 kHz Offset, 40 MHz AOUT
REFCLK Multiplier Enabled at 20×
REFCLK Multiplier at 4×
REFCLK Multiplier Disabled
Voltage Compliance Range
Wideband SFDR
1 MHz to 20 MHz Analog Out
20 MHz to 40 MHz Analog Out
40 MHz to 60 MHz Analog Out
60 MHz to 80 MHz Analog Out
Narrowband SFDR
10 MHz Analog Out (±1 MHz)
10 MHz Analog Out (±250 kHz)
10 MHz Analog Out (±50 kHz)
10 MHz Analog Out (±10 kHz)
65 MHz Analog Out (±1 MHz)
65 MHz Analog Out (±250 kHz)
65 MHz Analog Out (±50 kHz)
65 MHz Analog Out (±10 kHz)
80 MHz Analog Out (±1 MHz)
80 MHz Analog Out (±250 kHz)
80 MHz Analog Out (±50 kHz)
80 MHz Analog Out (±0 kHz)
Temp Test Level Min Typ Max
Full
VI
Full
VI
Full
VI
25°C
V
25°C
V
25°C
V
25°C
V
25°C
V
25°C
I
25°C
I
25°C
V
25°C
V
25°C
V
25°C
V
25°C
V
25°C
V
25°C
I
25°C
V
25°C
V
25°C
V
25°C
V
25°C
V
25°C
V
25°C
V
25°C
V
25°C
V
25°C
V
25°C
V
25°C
V
25°C
V
25°C
V
25°C
V
25°C
V
1
200
1
50
1
10
3
100
50
35
65
1.45
1.85
14
5
10
20
8.5
0
2
1.6
2
5
−107
−123
−145
−0.5
+1.0
−75
−65
−62
−60
−87
−88
−92
−94
−86
−86
−86
−88
−85
−85
−85
−86
Unit
MHz
MHz
MHz
pF
MΩ
%
%
V
Bits
mA
% FS
µA
LSB
LSB
pF
dBc/Hz
dBc/Hz
dBc/Hz
V
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
Rev. C| Page 5 of 40
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