Datasheet

AD5378
Rev. A | Page 5 of 28
Parameter A Version
1
Unit Test Conditions/Comments
POWER REQUIREMENTS
V
CC
2.7/5.5 V min/max
V
DD
8.5/16.5 V min/max
V
SS
−3/−16.5 V min/max
Power Supply Sensitivity
2
∆ Full Scale/∆ V
DD
−75 dB typ
∆ Full Scale/∆ V
SS
−75 dB typ
∆ Full Scale/∆ V
CC
−90 dB typ
I
CC
5 mA max V
CC
= 5.5 V, V
IH
= V
CC
, V
IL
= GND
I
DD
28 mA max Outputs unloaded; typically 20 mA
I
SS
23 mA max Outputs unloaded; typically 15 mA
Power Dissipation
Power Dissipation Unloaded (P) 850 mW max V
DD
= 16.5 V, V
SS
= −16.5 V
Power Dissipation Loaded (P
TOTAL
) 2000 mW max P
TOTAL
= P + Σ(V
DD
− V
O
) × I
SOURCE
+ Σ(V
O
− V
SS
) × I
SINK
Junction Temperature 130 °C max T
J
= T
A
+ P
TOTAL
× θ
J
3
1
Temperature range for the A version: −40°C to +85°C. Typical specifications are at 25°C.
2
Guaranteed by design and characterization; not production tested.
3
Where θ
J
represents the package thermal impedance.
AC CHARACTERISTICS
V
CC
= 2.7 V to 5.5 V; V
DD
= 11.4 V to 16.5 V; V
SS
= −11.4 V to −16.5 V; V
REF
(+) = +5 V; V
REF
(−) = −3.5 V;
AGND = DGND = REFGND = 0 V; V
BIAS
= 5 V; C
L
= 220 pF; R
L
= 11 kΩ to 3 V; gain = 1; offset = 0 V.
Table 4.
Parameter A Version
1
Unit Test Conditions/Comments
DYNAMIC PERFORMANCE
Output Voltage Settling Time 20 μs typ Full-scale change to ±1/2 LSB
30 μs max
DAC latch contents alternately loaded with all 0s and
all 1s
Slew Rate 1 V/μs typ
Digital-to-Analog Glitch Energy 20 nV-s typ
Glitch Impulse Peak Amplitude 15 mV max
Channel-to-Channel Isolation 100 dB typ V
REF
(+) = 2 V p-p, (1 V
BIAS
) 1 kHz, V
REF
(−) = −1 V
DAC-to-DAC Crosstalk 40 nV-s typ
See the Terminology section; between DACs inside a
group
10 nV-s typ Between DACs from different groups
Digital Crosstalk 0.1 nV-s typ
Digital Feedthrough 1 nV-s typ Effect of input bus activity on DAC output under test
Output Noise Spectral Density @ 1 kHz 350 nV/(Hz)
1/2
typ V
REF
(+) = V
REF
(−) = 0 V
1
Guaranteed by design and characterization; not production tested.