Datasheet

Data Sheet AD9741/AD9743/AD9745/AD9746/AD9747
Rev. A | Page 3 of 28
SPECIFICATIONS
DC SPECIFICATIONS
T
MIN
to T
MAX
, AVDD33 = 3.3 V, DVDD33 = 3.3 V, DVDD18 = 1.8 V, CVDD18 = 1.8 V, I
FS
= 20 mA, full-scale digital input, maximum
sample rate, unless otherwise noted.
Table 1. AD9741, AD9743, and AD9745
Parameter
AD9741 AD9743 AD9745
Unit Min Typ Max Min Typ Max Min Typ Max
RESOLUTION
8
10
12
Bits
ACCURACY
Differential Nonlinearity (DNL) ±0.03 ±0.05 ±0.13 LSB
Integral Nonlinearity (INL)
±0.05
±0.10
±0.25
LSB
MAIN DAC OUTPUTS
Offset Error ±0.001 ±0.001 ±0.001 %FSR
Offset Error Temperature Coefficient
1.0
1.0
1.0
ppm/°C
Gain Error ±2.0 ±2.0 ±2.0 %FSR
Gain Error Temperature Coefficient 100 100 100 ppm/°C
Gain Matching (DAC1 to DAC2) ±1.0 ±1.0 ±1.0 %FSR
Full-Scale Output Current 8.6 31.7 8.6 31.7 8.6 31.7 mA
Output Compliance Voltage
−1.0
+1.0
−1.0
+1.0
−1.0
+1.0
V
Output Resistance 10 10 10 MΩ
AUXILIARY DAC OUTPUTS
Resolution
10
10
10
Bits
Full-Scale Output Current −2.0 +2.0 −2.0 +2.0 −2.0 +2.0 mA
Output Compliance Voltage Range—Sink Current 0.8 1.6 0.8 1.6 0.8 1.6 V
Output Compliance Voltage Range—Source Current 0 1.6 0 1.6 0 1.6 V
Output Resistance 1 1 1 MΩ
Monotonicity 10 10 10 Bits
REFERENCE INPUT/OUTPUT
Output Voltage 1.2 1.2 1.2 V
Output Voltage Temperature Coefficient 10 10 10 ppm/°C
External Input Voltage Range 1.15 1.3 1.15 1.3 1.15 1.3 V
Input or Output Resistance 5 5 5 kΩ
POWER SUPPLY VOLTAGES
AVDD33, DVDD33 3.13 3.47 3.13 3.47 3.13 3.47 V
CVDD18, DVDD18 1.70 1.90 1.70 1.90 1.70 1.90 V
POWER SUPPLY CURRENTS
I
AVDD33
56 60 56 60 56 60 mA
I
DVDD33
10 14 10 14 11 15 mA
I
CVDD18
18 22 18 22 18 22 mA
I
DVDD18
28 32 29 33 30 34 mA
POWER DISSIPATION
f
DAC
= 250 MSPS, f
OUT
= 20 MHz 300 345 300 345 305 350 mW
DAC Outputs Disabled 115 115 120 mW
Full Device Power-Down 3 3 3 mW
OPERATING TEMPERATURE −40 +85 −40 +85 −40 +85 °C