Datasheet
DAC9881
SBAS438A – MAY 2008 – REVISED AUGUST 2008 .........................................................................................................................................................
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ELECTRICAL CHARACTERISTICS: AV
DD
= 2.7V (continued)
All specifications at T
A
= T
MIN
to T
MAX
, AV
DD
= +2.7V to +3.3V, IOV
DD
= +1.8V to AV
DD
, V
REFH
= 2.5V, V
REFL
= 0V and gain =
1X mode, unless otherwise noted.
DAC9881
PARAMETER CONDITIONS MIN TYP MAX UNIT
DIGITAL INPUTS
(5)
IOV
DD
= 2.7V to 3.3V 2.1 IOV
DD
+ 0.3 V
High-level input voltage, V
IH
IOV
DD
= 1.7V to 2.0V 1.5 IOV
DD
+ 0.3 V
IOV
DD
= 2.7V to 3.3V – 0.3 0.6 V
Low-level input voltage, V
IL
IOV
DD
= 1.7V to 2.0V – 0.3 0.3 V
Digital input current (I
IN
) ± 1 ± 10 µ A
Digital input capacitance 5 pF
DIGITAL OUTPUT
(5)
IOV
DD
= 2.7V to 3.3V, I
OH
= – 1mA IOV
DD
– 0.2 V
High-level output voltage, V
OH
IOV
DD
= 1.7V to 2.0V, I
OH
= – 500 µ A IOV
DD
– 0.2 V
IOV
DD
= 2.7V to 3.3V, I
OL
= 1mA 0.2 V
Low-level output voltage, V
OL
IOV
DD
= 1.7 to 2.0V, I
OL
= 500 µ A 0.2 V
POWER SUPPLY
AV
DD
+2.7 +3.0 +3.3 V
IOV
DD
+1.7 AV
DD
V
AI
DD
V
IH
= IOV
DD
, V
IL
= DGND 0.75 1.2 mA
IOI
DD
V
IH
= IOV
DD
, V
IL
= DGND 1 10 µ A
AI
DD
power-down PDN pin = IOV
DD
25 50 µ A
Power dissipation AV
DD
= 3.0V 2.3 3.6 mW
TEMPERATURE RANGE
Specified performance – 40 +105 ° C
(5) Ensured by design. Not production tested.
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