Datasheet

Data Sheet AD9763/AD9765/AD9767
Rev. G | Page 5 of 44
SPECIFICATIONS
DC SPECIFICATIONS
T
MIN
to T
MAX
, AVDD = 3.3 V or 5 V, DVDD1 = DVDD2 = 3.3 V or 5 V, I
OUTFS
= 20 mA, unless otherwise noted.
Table 1.
AD9763 AD9765 AD9767
Parameter Min Typ Max Min Typ Max Min Typ Max Unit
RESOLUTION 10 12 14 Bits
DC ACCURACY
1
Integral Linearity Error (INL) −1 ±0.1 +1 LSB
T
A
= 25°C −1.5 ±0.4 +1.5 −3.5 ±1.5 +3.5 LSB
T
MIN
to T
MAX
−2.0 +2.0 −4.0 +4.0 LSB
Differential Nonlinearity (DNL) LSB
T
A
= 25°C −0.5 ±0.07 +0.5 −0.75 ±0.3 +0.75 −2.5 ±1.0 +2.5 LSB
T
MIN
to T
MAX
−1.0 +1.0 −3.0 +3.0 LSB
ANALOG OUTPUT
Offset Error −0.02 +0.02 −0.02 +0.02 −0.02 +0.02 % of FSR
Gain Error Without Internal Reference −2 ±0.25 +2 −2 ±0.25 +2 −2 ±0.25 +2 % of FSR
Gain Error with Internal Reference −5 ±1 +5 −5 ±1 +5 −5 ±1 +5 % of FSR
Gain Match −1.6 ±0.1 +1.6 −1.6 ±0.1 +1.6 −1.6 ±0.1 +1.6 % of FSR
−0.14 +0.14 −0.14 +0.14 −0.14 +0.14 dB
Full-Scale Output Current
2
2.0 20.0 2.0 20.0 2.0 20.0 mA
Output Compliance Range −1.0 +1.25 −1.0 +1.25 −1.0 +1.25 V
Output Resistance 100 100 100 kΩ
Output Capacitance 5 5 5 pF
REFERENCE OUTPUT
Reference Voltage 1.14 1.20 1.26 1.14 1.20 1.26 1.14 1.20 1.26 V
Reference Output Current
3
100 100 100 nA
REFERENCE INPUT
Input Compliance Range 0.1 1.25 0.1 1.25 0.1 1.25 V
Reference Input Resistance 1 1 1 MΩ
Small-Signal Bandwidth 0.5 0.5 0.5 MHz
TEMPERATURE COEFFICIENTS
Offset Drift 0 0 0 ppm of FSR/°C
Gain Drift Without Internal Reference ±50 ±50 ±50 ppm of FSR/°C
Gain Drift with Internal Reference ±100 ±100 ±100 ppm of FSR/°C
Reference Voltage Drift ±50 ±50 ±50 ppm/°C
POWER SUPPLY
Supply Voltages
AVDD 3 5 5.5 3 5 5.5 3 5 5.5 V
DVDD1, DVDD2 2.7 5 5.5 2.7 5 5.5 2.7 5 5.5 V
Analog Supply Current (I
AVDD
) 71 75 71 75 71 75 mA
Digital Supply Current (I
DVDD
)
4
5 7 5 7 5 7 mA
Digital Supply Current (I
DVDD
)
5
15 15 15 mA
Supply Current Sleep Mode (I
AVDD
) 8 12.0 8 12.0 8 12.0 mA
Power Dissipation
4
(5 V, I
OUTFS
= 20 mA)
380 410 380 410 380 410 mW
Power Dissipation
5
(5 V, I
OUTFS
= 20 mA)
420 450 420 450 420 450 mW
Power Dissipation
6
(5 V, I
OUTFS
= 20 mA) 450 450 450 mW
Power Supply Rejection Ratio
7
—AVDD –0.4 +0.4 –0.4 +0.4 –0.4 +0.4 % of FSR/V
Power Supply Rejection Ratio
7
—DVDD
–0.025 +0.025 –0.025 +0.025 –0.025 +0.025 % of FSR/V
OPERATING RANGE –40 +85 –40 +85 –40 +85 °C
1
Measured at I
OUTA
, driving a virtual ground.
2
Nominal full-scale current, I
OUTFS
, is 32 times the I
REF
current.
3
An external buffer amplifier with input bias current <100 nA should be used to drive any external load.
4
Measured at f
CLK
= 25 MSPS and f
OUT
= 1.0 MHz.
5
Measured at f
CLK
= 100 MSPS and f
OUT
= 1 MHz.
6
Measured as unbuffered voltage output with I
OUTFS
= 20 mA and R
LOAD
= 50 Ω at I
OUTA
and I
OUTB
, f
CLK
= 100 MSPS, and f
OUT
= 40 MHz.
7
±10% power supply variation.