Datasheet

AD5306/AD5316/AD5326
Rev. F | Page 3 of 24
SPECIFICATIONS
V
DD
= 2.5 V to 5.5 V; V
REF
= 2 V; R
L
= 2 kΩ to GND; C
L
= 200 pF to GND; all specifications T
MIN
to T
MAX
, unless otherwise noted.
Table 1.
A Version
1
B Version
1
Parameter
2
Min Typ Max Min Typ Max Unit Conditions/Comments
DC PERFORMANCE
3, 4
AD5306
Resolution 8 8 Bits
Relative Accuracy ±0.15 ±1 ±0.15 ±0.625 LSB
Differential Nonlinearity ±0.02 ±0.25 ±0.02 ±0.25 LSB Guaranteed monotonic by
design over all codes.
AD5316
Resolution 10 10 Bits
Relative Accuracy ±0.5 ±4 ±0.5 ±2.5 LSB
Differential Nonlinearity ±0.05 ±0.5 ±0.05 ±0.5 LSB Guaranteed monotonic by
design over all codes.
AD5326
Resolution 12 12 Bits
Relative Accuracy ±2 ±16 ±2 ±10 LSB
Differential Nonlinearity ±0.2 ±1 ±0.2 ±1 LSB Guaranteed monotonic by
design over all codes.
Offset Error ±5 ±60 ±5 ±60 mV V
DD
= 4.5 V, gain = 2;
see
Figure 4 and Figure 5.
Gain Error ±0.3 ±1.25 ±0.3 ±1.25 % of FSR V
DD
= 4.5 V, gain = 2;
see
Figure 4 and Figure 5.
Lower Deadband
5
10 60 10 60 mV See Figure 4; lower
deadband exists only if
offset error is negative.
Upper Deadband
5
10 60 10 60 mV See Figure 5; upper
deadband exists only if
V
REF
= V
DD
and offset plus
gain error is positive.
Offset Error Drift
6
−12 –12 ppm of FSR/°C
Gain Error Drift
6
–5 –5 ppm of FSR/°C
DC Power Supply
Rejection Ratio
6
–60 –60 dB ΔV
DD
= ±10%.
DC Crosstalk
6
200 200 μV R
L
= 2 kΩ to GND or V
DD.
DAC REFERENCE INPUTS
6
V
REF
Input Range 1 V
DD
1 V
DD
V Buffered reference mode.
0.25 V
DD
0.25 V
DD
V Unbuffered reference mode.
V
REF
Input Impedance >10 >10 MΩ Buffered reference mode
and power-down mode.
148 180 148 180 kΩ Unbuffered reference mode;
0 V to V
REF
output range.
74 90 74 90 kΩ Unbuffered reference mode;
0 V to 2 V
REF
output range.
Reference Feedthrough −90 −90 dB Frequency = 10 kHz.
Channel-to-Channel Isolation −75 −75 dB Frequency = 10 kHz.
OUTPUT CHARACTERISTICS
6
Minimum Output Voltage
7
0.001 0.001 V This is a measure of the
minimum and maximum
drive capability of the
output amplifier.
Maximum Output Voltage
7
V
DD
− 0.001 V
DD
− 0.001 V
DC Output Impedance 0.5 0.5 Ω