
DG221
2
Siliconix
S-52881—Rev. C, 28-Apr-97
Absolute Maximum Ratings
Voltages Referenced to V–
V+
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
GND
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Digital Inputs
a
, V
S
, V
D
. . . . . . . . . . . . . . . . . . .
Continuous Current (Any Terminal)
Continuous Current, S or D
. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Peak Current, S or D (Pulsed 1 ms, 10% duty cycle)
Storage Temperature:
(AK Suffix)
(CJ and DY Suffix)
44 V
25 V
(V–) –2 V to (V+) +2 V
or 20 mA, whichever occurs first
. . . . . . . . . . . . . . . . . . . . . .
30 mA
20 mA
70 mA
. . . . . . . . . .
–65 to 150 C
–65 to 125 C
. . . . . . . . . . . . . .
. . . . . . . .
Power Dissipation (Package)
b
16-Pin CerDIP
c
16-Pin Plastic DIP
d
16-Pin SOIC
e
900 mW
470 mW
600 mW
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Notes:
a.
Signals on S
X
, D
X
, or IN
X
exceeding V+ or V– will be clamped by
internal diodes. Limit forward diode current to maximum current
ratings.
All leads welded or soldered to PC Board.
Derate 12 mW/ C above 75 C
Derate 6.5 mW/ C above 25 C
Derate 7.7 mW/ C above 75 C
b.
c.
d.
e.
Schematic Diagram (Typical Channel)
Figure 1.
S
D
V–
V+
Latch
5 V
Reg
V+
GND
IN
X
WR
V–
Level
Shift/
Drive
–
+
V+
–
+
V–