MC14066 ONSEMI [ON Semiconductor], MC14066 Datasheet - Page 7

• Manufacturer Part Number: MC14066
• Description: Quad Analog Switch/Quad Multiplexer
• Manufacturer: ONSEMI [ON Semiconductor]

to–5 volt digital control signal is used to directly control a
5 volt peak–to–peak analog signal.
and V
voltage is logic low. For the example, V
high at the control inputs; V
and V
V
allows no margin at either peak. If voltage transients above
DD
Figure A illustrates use of the Analog Switch. The 0–
The digital control logic levels are determined by V
The maximum analog signal level is determined by V
The example shows a 5 volt peak–to–peak signal which
CIRCUITRY
EXTERNAL
DIGITAL
CMOS
or lower than V
SS
+ 5 V
SS
. The V
. The analog voltage must not swing higher than
DD
voltage is the logic high voltage, the V
CONTROL SIGNALS
0–TO–5 V DIGITAL
SS
.
ANALOG SIGNAL
SS
Figure B. External Germanium or Schottky Clipping Diodes
5 V
= GND = 0 V = logic low.
p–p
V
V
DD
SS
DD
+ 5 V
D
D
X
X
APPLICATIONS INFORMATION
= + 5 V = logic
SWITCH
Figure A. Application Example
SWITCH
IN
V
IN
DD
http://onsemi.com
MC14066B
MC14066B
DD
DD
SS
7
SWITCH
V
SS
OUT
V
channels, external diodes (D
in Figure B. These diodes should be small signal types able
to absorb the maximum anticipated current surges during
clipping.
V
to 15 volts which is the recommended maximum difference
between V
SWITCH
DD
DD
The absolute maximum potential difference between
OUT
and V
and/or below V
ANALOG SIGNAL
DD
SS
5 V
is 18.0 volts. Most parameters are specified up
p–p
and V
V
V
DD
SS
D
D
X
X
SS
.
SS
are anticipated on the analog
x
) are recommended as shown
+ 5.0 V
+ 2.5 V
GND