Datasheet

Data Sheet AD420
ABSOLUTE MAXIMUM RATINGS
Table 2.
Parameter Rating
V
CC
to GND 32 V
I
OUT
to GND V
CC
Digital Inputs to GND −0.5 V to +7 V
Digital Output to GND −0.5 V to V
LL
+ 0.3 V
V
LL
and REF OUT: Outputs Safe for
Indefinite Short to Ground
Storage Temperature
−65°C to +150°C
Lead Temperature (Soldering, 10 sec)
+300°C
Lead Temperature, Soldering Reflow +260°C
Thermal Impedance:
SOIC (R) Package θ
JA
= 75°C/W
PDIP (N) Package θ
JA
= 50°C/W
Stresses at or above those listed under Absolute Maximum
Ratings may cause permanent damage to the product. This is a
stress rating only; functional operation of the product at these
or any other conditions above those indicated in the operational
section of this specification is not implied. Operation beyond
the maximum operating conditions for extended periods may
affect product reliability.
Table 3. Truth Table
Inputs
CLEAR
Range
Select 2
Range
Select 1
Operation
0 X X Normal operation
1 X X Output at bottom of
span
X 0 0 0 V–5 V range
X 0 1 4 mA–20 mA range
X 1 0 0 mA–20 mA range
X 1 1 0 mA–24 mA range
ESD CAUTION
Rev. I | Page 5 of 16