
AD9952
Rev. B | Page 3 of 28
ELECTRICAL SPECIFICATIONS
AVDD, DVDD = 1.8 V ± 5%, DVDD_I/O = 3.3 V ± 5%, DAC_RSET = 3.92 k, external reference clock frequency = 400 MHz with
REFCLK multiplier disabled, unless otherwise noted. DAC output must be referenced to AVDD, not AGND.
Table 1.
Parameter
Temp
Min
Typ
Max
Unit
REF CLOCK INPUT CHARACTERISTICS
Frequency Range
REFCLK Multiplier Disabled
Full
1
400
MHz
REFCLK Multiplier Enabled @ 4×
Full
20
100
MHz
REFCLK Multiplier Enabled @ 20×
Full
4
20
MHz
Input Capacitance
25°C
3
pF
Input Impedance
25°C
1.5
k
Duty Cycle
25°C
50
%
Duty Cycle with REFCLK Multiplier Enabled
25°C
35
65
%
Full
–15
0
+3
dBm
DAC OUTPUT CHARACTERISTICS
Resolution
14
Bits
Full-Scale Output Current
25°C
5
10
15
mA
Gain Error
25°C
–10
+10
%FS
Output Offset
25°C
0.6
A
Differential Nonlinearity
25°C
1
LSB
Integral Nonlinearity
25°C
2
LSB
Output Capacitance
25°C
5
pF
Residual Phase Noise @ 1 kHz Offset, 40 MHz A
OUT
REFCLK Multiplier Enabled @ 20×
25°C
–105
dBc/Hz
REFCLK Multiplier Enabled @ 4×
25°C
–115
dBc/Hz
REFCLK Multiplier Disabled
25°C
–132
dBc/Hz
Voltage Compliance Range
25°C
AVDD
0.5
AVDD + 0.5
V
Wideband Spurious-Free Dynamic Range (SFDR)
1 MHz to 10 MHz Analog Out
25°C
73
dBc
10 MHz to 40 MHz Analog Out
25°C
67
dBc
40 MHz to 80 MHz Analog Out
25°C
62
dBc
80 MHz to 120 MHz Analog Out
25°C
58
dBc
120 MHz to 160 MHz Analog Out
25°C
52
dBc
Narrow-Band SFDR
40 MHz Analog Out (±1 MHz)
25°C
87
dBc
40 MHz Analog Out (±250 kHz)
25°C
89
dBc
40 MHz Analog Out (±50 kHz)
25°C
91
dBc
40 MHz Analog Out (±10 kHz)
25°C
93
dBc
80 MHz Analog Out (±1 MHz)
25°C
85
dBc
80 MHz Analog Out (±250 kHz)
25°C
87
dBc
80 MHz Analog Out (±50 kHz)
25°C
89
dBc
80 MHz Analog Out (±10 kHz)
25°C
91
dBc
120 MHz Analog Out (±1 MHz)
25°C
83
dBc
120 MHz Analog Out (±250 kHz)
25°C
85
dBc
120 MHz Analog Out (±50 kHz)
25°C
87
dBc
120 MHz Analog Out (±10 kHz)
25°C
89
dBc
160 MHz Analog Out (±1 MHz)
25°C
81
dBc
160 MHz Analog Out (±250 kHz)
25°C
83
dBc
160 MHz Analog Out (±50 kHz)
25°C
85
dBc
160 MHz Analog Out (±10 kHz)
25°C
87
dBc