Datasheet

AD5305/AD5315/AD5325
Rev. G | Page 3 of 24
SPECIFICATIONS
V
DD
= 2.5 V to 5.5 V, V
REF
= 2 V, R
L
= 2 k 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
AD5305
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
AD5315
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
AD5325
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 ±0.4 ±3 ±0.4 ±3 % of FSR
Gain Error ±0.15 ±1 ±0.15 ±1 % of FSR
Lower Deadband 20 60 20 60 mV
Lower deadband exists only if offset
error is negative
Offset Error Drift
5
−12 −12
ppm of
FSR/°C
Gain Error Drift
5
−5 −5
ppm of
FSR/°C
Power Supply Rejection Ratio
5
–60 –60 dB ∆V
DD
= ±10%
DC Crosstalk
5
200 200 μV R
L
= 2 kΩ to GND or V
DD
DAC REFERENCE INPUTS
5
V
REF
Input Range 0.25 V
DD
0.25 V
DD
V
V
REF
Input Impedance 37 45 37 45 kΩ Normal operation
>10 >10 MΩ Power-down mode
Reference Feedthrough −90 −90 dB Frequency = 10 kHz
OUTPUT CHARACTERISTICS
5
Minimum Output Voltage
6
0.001 0.001 V
A measure of the minimum and
maximum drive capability of the
output amplifier
Maximum Output Voltage
6
V
DD
−
0.001
V
DD
−
0.001
V
DC Output Impedance 0.5 0.5 Ω
Short-Circuit Current 25 25 mA V
DD
= 5 V
16 16 mA V
DD
= 3 V
Power-Up Time 2.5 2.5 μs Coming out of power-down mode
V
DD
= 5 V
5 5 μs Coming out of power-down mode
V
DD
= 3 V