AD9954 데이터 시트보기 (PDF) - Analog Devices
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AD9954 Datasheet PDF : 40 Pages
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AD9954
ELECTRICAL SPECIFICATIONS
Unless otherwise noted, AVDD, DVDD = 1.8 V ± 5%, DVDD_I/O = 3.3 V ± 5%, RSET = 3.92 kΩ, external reference clock frequency =
400 MHz. DAC output must be referenced to AVDD, not AGND.
Table 1.
Parameter
REF CLOCK INPUT CHARACTERISTICS
Frequency Range
REFCLK Multiplier Disabled
REFCLK Multiplier Enabled at 4×
REFCLK Multiplier Enabled at 20×
Crystal Oscillator Operating Frequency
Input Capacitance
Input Impedance
Duty Cycle
Duty Cycle with REFCLK Multiplier Enabled
REFCLK Input Voltage Swing
DAC OUTPUT CHARACTERISTICS
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 @ 20×
REFCLK Multiplier Enabled @ 4×
REFCLK Multiplier Disabled
Voltage Compliance Range
Wideband SFDR
1 MHz to 10 MHz Analog Out
10 MHz to 40 MHz Analog Out
40 MHz to 80 MHz Analog Out
80 MHz to 120 MHz Analog Out
120 MHz to 160 MHz Analog Out
Narrow-Band SFDR
40 MHz Analog Out (±1 MHz)
40 MHz Analog Out (±250 kHz)
40 MHz Analog Out (±50 kHz)
40 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 (±10 kHz)
120 MHz Analog Out (±1 MHz)
120 MHz Analog Out (±250 kHz)
120 MHz Analog Out (±50 kHz)
120 MHz Analog Out (±10 kHz)
160 MHz Analog Out (±1 MHz)
160 MHz Analog Out (±250 kHz)
160 MHz Analog Out (±50 kHz)
160 MHz Analog Out (±10 kHz)
Test
Temp Level Min
Typ Max
Unit
Full VI
Full VI
Full VI
Full IV
25°C V
25°C V
25°C V
25°C V
Full IV
25°C
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
25°C V
25°C V
25°C V
25°C V
25°C V
1
400
MHz
20
100
MHz
4
20
MHz
20
30
MHz
3
pF
1.5
kΩ
50
%
35
65
%
100
1000
mV p-p
5
10 15
mA
–10
+10
%FS
0.6
μA
1
LSB
2
LSB
5
pF
AVDD – 0.5
–105
–115
–132
AVDD + 0.5
dBc/Hz
dBc/Hz
dBc/Hz
V
73
dBc
67
dBc
62
dBc
58
dBc
52
dBc
87
dBc
89
dBc
91
dBc
93
dBc
85
dBc
87
dBc
89
dBc
91
dBc
83
dBc
85
dBc
87
dBc
89
dBc
81
dBc
83
dBc
85
dBc
87
dBc
Rev. B | Page 4 of 40
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