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DG221B Datasheet, PDF (2/6 Pages) Vishay Siliconix – Quad SPST CMOS Analog Switch with Latches | |||
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DG221B
Vishay Siliconix
New Product
ABSOLUTE MAXIMUM RATINGS
Voltages Referenced to Vâ
V+ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34 V
GND . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 V
Digital Inputsa, VS, VD . . . . . . . . . . . . . . . . . . . . . . . . . (Vâ) â2 V to (V+) +2 V
or 20 mA, whichever occurs first
Continuous Current (Any Terminal) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30 mA
Continuous Current, S or D . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 mA
Peak Current, S or D (Pulsed 1 ms, 10% duty cycle) . . . . . . . . . . . . . . 70 mA
Storage Temperature:
(DJ and DY Suffix) . . . . . . . . . . . â65 to 125_C
Power Dissipation (Package)b
16-Pin Plastic DIPc . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 470 mW
16-Pin SOICd . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 600 mW
Notes:
a. Signals on SX, DX, or INX exceeding V+ or Vâ will be clamped by internal
diodes. Limit forward diode current to maximum current ratings.
b. All leads welded or soldered to PC Board.
c. Derate 6.5 mW/_C above 25_C
d. Derate 7.7 mW/_C above 75_C
SCHEMATIC DIAGRAM (TYPICAL CHANNEL)
V+
GND
INX
WR
Vâ
5V
Reg
â
+
Vâ
V+
â
+
Latch
Level
Shift/
Drive
FIGURE 1.
S
Vâ
V+
D
www.vishay.com
2
Document Number: 71616
S-03627âRev. A, 23-Apr-01
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