Datasheet

AD9786
Rev. B | Page 5 of 56
SPECIFICATIONS
DC SPECIFICATIONS
T
MIN
to T
MAX
; AVDD1, AVDD2, DRVDD = 3.3 V; ACVDD, ADVDD, CLKVDD, DVDD = 2.5 V; I
OUTFS
= 20 mA, unless otherwise noted.
Table 1.
Parameter Min Typ Max Unit
RESOLUTION 16 Bits
DC Accuracy
1
Integral Nonlinearity ±0.6 LSB
Differential Nonlinearity ±0.3 LSB
ANALOG OUTPUT
Offset Error ±0.015 ±0.0175 % of FSR
Gain Error (with Internal Reference) ±1.5 % of FSR
Full-Scale Output Current
2
10 20 mA
Output Compliance Range –1.0 +1.0 V
Output Resistance 10 MΩ
REFERENCE OUTPUT
Reference Voltage 1.15 1.23 1.30 V
Reference Output Current
3
1 μA
REFERENCE INPUT
Input Compliance Range 0.1 1.25 V
Reference Input Resistance (External Reference Mode) 10 MΩ
Small Signal Bandwith 200 kHz
TEMPERATURE COEFFICIENTS
Unipolar Offset Drift 0 ppm of FSR/°C
Gain Drift (with Internal Reference) ±4 ppm of FSR/°C
Reference Voltage Drift ±30 ppm/°C
POWER SUPPLY
AVDD1, AVDD2
Voltage Range 3.1 3.3 3.5 V
Analog Supply Current (I
AVDD1
+ I
AVDD2
) 50 mA
I
AVDD1
+ I
AVDD2
in Sleep Mode 18 mA
ACVDD, ADVDD
Voltage Range 2.35 2.5 2.65 V
Analog Supply Current (I
ACVDD
+ I
ADVDD
) 2.5 mA
CLKVDD
Voltage Range 2.35 2.5 2.65 V
Clock Supply Current (I
CLKVDD
) 12 mA
DVDD
Voltage Range 2.35 2.5 2.65 V
Digital Supply Current (I
DVDD
) 52.5 mA
DRVDD
Voltage Range 3.1 3.3 3.5 V
Digital Supply Current (I
DRVDD
) 5.3 μA
Nominal Power Dissipation
4
1.25 W
OPERATING RANGE –40 +85 °C
1
Measured at I
OUTA
driving a virtual ground.
2
Nominal full-scale current, I
OUTFS
, is 32× the I
REF
current.
3
Use an external amplifier to drive any external load.
4
Measured under the following conditions: f
DATA
= 125 MSPS, f
DAC
= 500 MSPS, 4× interpolation, f
DAC
/4 modulation, Hilbert off.