
AD5930
Data Sheet
Rev. | Page 4 of 28
SPECIFICATIONS
AVDD = DVDD = 2.3 V to 5.5 V, AGND = DGND = 0 V, TA = TMIN to TMAX, RSET = 6.8 k, RLOAD = 200 for IOUT and IOUTB,
unless otherwise noted.
Table 1.
Parameter
Min
Typ
Max
Unit
Test Conditions/Comments
SIGNAL DAC SPECIFICATIONS
Resolution
10
Bits
Update Rate
50
MSPS
3
4.0
mA
VOUT Peak-to-Peak
0.56
V
VOUT Offset
45
mV
From 0 V to the trough of the waveform
VMIDSCALE
0.325
V
Voltage at midscale output
Output Compliance
0.8
V
AVDD = 2.3 V, internal reference used3 DC Accuracy
Integral Nonlinearity (INL)
±1.5
LSB
Differential Nonlinearity (DNL)
±0.75
LSB
DDS SPECIFICATIONS
Dynamic Specifications
Signal-to-Noise Ratio
53
60
dB
fMCLK = 50 MHz, fOUT = fMCLK/4096
Total Harmonic Distortion
60
53
dBc
fMCLK = 50 MHz, fOUT = fMCLK/4096
Spurious-Free Dynamic Range
(SFDR)
Wideband (0 to Nyquist)
62
52
dBc
fMCLK = 50 MHz, fOUT = fMCLK/50
Narrowband (±200 kHz)
76
73
dBc
fMCLK = 50 MHz, fOUT = fMCLK/50
Clock Feedthrough
50
dBc
Up to 16 MHz out
Wake-Up Time
1.7
ms
From standby
OUTPUT BUFFER
VOUT Peak-to-Peak
0
DVDD
V
Typically, square wave on MSBOUT and SYNCOUT
12
ns
VOLTAGE REFERENCE
Internal Reference
1.15
1.18
1.26
V
External Reference Range
1.3
V
REFOUT Input Impedance
1
k
VIN @ REF pin < Internal VREF
25
k
VIN @ REF pin > Internal VREF
90
ppm/°C
LOGIC INPUTS
Input Current
0.1
±1
A
VINH, Input High Voltage
1.7
V
DVDD = 2.3 V to 2.7 V
2.0
V
DVDD = 2.7 V to 3.6 V
2.8
V
DVDD = 4.5 V to 5.5 V
VINL, Input Low Voltage
0.6
V
DVDD = 2.3 V to 2.7 V
0.7
V
DVDD = 2.7 V to 3.6 V
0.8
V
DVDD = 4.5 V to 5.5 V
3
pF
VOH, Output High Voltage
DVDD 0.4 V
V
ISINK = 1 mA
VOL, Output Low Voltage
0.4
V
ISINK = 1 mA
Floating-State O/P Capacitance
5
pF
B