Package drawings, standard packing quantities, thermal data, symbolization, and PCB design
guidelines are available at www.ti.com/sc/package.
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of
Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
E, F, M, NS, OR PW PACKAGE
SIG A IN/OUT
SIG A OUT/IN
SIG B OUT/IN
SIG B IN/OUT
CONTROL B
CONTROL C
V
SS
(TOP VIEW)
1
14
2
13
3
12
4
11
5
10
6
7
ORDERING INFORMATION
PACKAGE
–
–
†
TubeCD4066BM
Tape and reelCD4066BM96
TubeCD4066BPW
Tape and reelCD4066BPWR
V
DD
CONTROL A
CONTROL D
SIG D IN/OUT
SIG D OUT/IN
SIG C OUT/IN
9
SIG C IN/OUT
8
ORDERABLE
PART NUMBER
TOP-SIDE
MARKING
PRODUCTION DATA information is current as of publication date.
Products conform to specifications per the terms of Texas Instruments
standard warranty. Production processing does not necessarily include
testing of all parameters.
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
Copyright 2003, Texas Instruments Incorporated
1
CD4066B
CMOS QUAD BILATERAL SWITCH
SCHS051C – REVISED FEBRUARY 2003
description/ordering information (continued)
CD4066B is a quad bilateral switch intended for the transmission or multiplexing of analog or digital signals. It
is pin-for-pin compatible with the CD4016B, but exhibits a much lower on-state resistance. In addition, the
on-state resistance is relatively constant over the full input-signal range.
The CD4066B consists of four bilateral switches, each with independent controls. Both the p and the n devices
in a given switch are biased on or off simultaneously by the control signal. As shown in Figure 1, the well of the
n-channel device on each switch is tied to either the input, when the switch is on, or to V
off. This configuration eliminates the variation of the switch-transistor threshold voltage with input signal and,
thus, keeps the on-state resistance low over the full operating-signal range.
The advantages over single-channel switches include peak input-signal voltage swings equal to the full supply
voltage and more constant on-state impedance over the input-signal range. However, for sample-and-hold
applications, the CD4016B is recommended.
Switch
Control
IN
V
is
when the switch is
SS
p
n
p
OUT
V
os
n
CONTROL
†
V
C
†
All control inputs are protected by CMOS protection network.
NOTES: A. All p substrates are connected to VDD.
B. Normal operation control-line biasing: Switch on (logic 1), VC = VDD; Switch off (logic 0), VC = V
C. Signal-level range: VSS ≤ Vis ≤ V
DD
n
V
SS
V
DD
V
SS
SS
Figure 1. Schematic Diagram of One-of-Four Identical Switches and Associated Control Circuitry
92CS - 29113
2
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
VDDSupply voltage
318V
CD4066B
CMOS QUAD BILATERAL SWITCH
SCHS051C – REVISED FEBRUARY 2003
absolute maximum ratings over operating free-air temperature (unless otherwise noted)
DC supply-voltage range, (V
Input voltage range, V
DC input current, I
At distance 1/16 ± 1/32 inch (1,59 ± 0,79 mm) from case for 10 s max 265°C. . . . . . . . . . . . . . . . . . . . . . .
Storage temperature range, T
†
Stresses beyond those listed under “absolute maximum ratings” may cause permanent damage to the device. These are stress ratings only, and
functional operation of the device at these or any other conditions beyond those indicated under “recommended operating conditions” is not
implied. Exposure to absolute-maximum-rated conditions for extended periods may affect device reliability.
NOTE 1: The package thermal impedance is calculated in accordance with JESD 51-7.
Measured on Boonton capacitance bridge, model 75a (1 MHz);
test-fixture capacitance nulled out.
VSS = –5
Figure 10. T ypical On Characteristics
for One of Four Channels
V
VC = V
DD
V
is
V
V
DD
tr = tf = 20 ns
All unused terminals are connected to VSS.
DD
CD4066B
1 of 4
Switches
50 pF
SS
V
os
200 kΩ
92CS-30923
V
VC = V
SS
Vis = V
DD
All unused terminals are connected to VSS.
DD
CD4066B
1 of 4
Switches
V
SS
V
os
I
92CS-30922
Figure 11. Off-Switch Input or Output Leakage
+10 V
tr = tf = 20 ns
All unused terminals are connected to VSS.
1 kΩ
V
C
V
is
V
DD
CD4066B
1 of 4
Switches
V
SS
V
os
10 kΩ
92CS-30924
Figure 12. Propagation Delay-Time Signal Input
) to Signal Output (Vos)
(V
is
Figure 13. Crosstalk-Control Input to Signal
Output
8
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
CD4066B
CMOS QUAD BILATERAL SWITCH
SCHS051C – REVISED FEBRUARY 2003
TYPICAL CHARACTERISTICS
V
C
tr = tf = 20 ns
V
os
V
DD
tr = tf = 20 ns
NOTES: A. All unused terminals are connected to VSS.
B. Delay is measured at Vos level of +10% from ground
(turn-on) or on-state output level (turn-off).
Figure 14. Propagation Delay, t
t
r
90%
10%
50%
Rep Rate
VC = V
t
f
DD
DD
CD4066B
Switches
V
PLH
1 of 4
SS
, t
V
V
DD
V
os
50 pF
Control-Signal Output
PHL
1 kΩ
VOS+
10 V
0 V
V
@1kHz
OS
92CS-30925
2
VDD = 10 V
V
C
Vis = 10 V
All unused terminals are connected to V
CD4066B
Switches
V
SS
Figure 15. Maximum Allowable Control-Input Repetition Rate
1 of 4
SS
V
OS
50 pF
+
V
OS
@1kHz
2
1 kΩ
92CS-30925
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
9
CD4066B
CMOS QUAD BILATERAL SWITCH
SCHS051C – REVISED FEBRUARY 2003
TYPICAL CHARACTERISTICS
V
DD
V
SS
V
DD
Inputs
I
Clock
Reset
3
1/3 CD4049B
5
Signal
Inputs
Package Count
2 - CD4001B
1 - CD4049B
3 - CD4066B
2 - CD4018B
10237912
14
PEJ1J2J3J4J
Q
2Q1
54
2
4
CD4018B
15
1
Channel 1
Channel 2
Channel 3
Channel 4
V
SS
Measure inputs sequentially, to both VDD and
inputs to either VDD or VSS. Measure control inputs only.
Figure 16. Input Leakage-Current Test Circuit
Clock
5
1
2
5
6
8
9
12
13
Maximum
Allowable
Signal Level
1
3
4
CD4001B
10
11
12
1
4
8
11
Clock
External
13
1/4 CD4066B
513
6
CD4066B
Chan 1 Chan 2 Chan 3 Chan 4
Reset
2
2
3
9
10
10 kΩ
14
15
1
7
1/3 CD4049B
9
1112
1/6 CD4049B
1/4 CD4066B
4
V
DD
30% (VDD – VSS)
V
SS
92CS-27555
. Connect all unused
VSS
10 237 9 12
PEJ1J2J3J4J
CD4018B
Q
2Q1
54
6
10
5
1
4
3
8
11
5
13 12 9 865 21
CD4001B
104
11
12 65 11
Channel 1
LPF
2
Ω
10 k
LPF
10 kΩ
LPF
10 kΩ
LPF
10 kΩ
Channel 2
Channel 3
Channel 4
3
CD4066B
9
10
3
Signal
Outputs
10
92CM - 30928
Figure 17. Four-Channel PAM Multiplex System Diagram
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
CD4066B
CMOS QUAD BILATERAL SWITCH
SCHS051C – REVISED FEBRUARY 2003
TYPICAL CHARACTERISTICS
5 V
O
IN
5 V
–5 V
VDD = 5 V
CD4054B
Digital
Control
Inputs
VSS = 0 V
VEE = –5 V
Analog Inputs (±5 V)
0
SW
A
Analog Outputs (±5 V)
CD4066B
SW
B
SW
VDD = 5 V
C
SW
D
VSS = –5 V
Figure 18. Bidirectional Signal Transmission Via Digital Control Logic
92CS - 30927
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
11
CD4066B
CMOS QUAD BILATERAL SWITCH
SCHS051C – REVISED FEBRUARY 2003
APPLICATION INFORMATION
In applications that employ separate power sources to drive VDD and the signal inputs, the VDD current capability
should exceed V
DD/RL
avoids any permanent current flow or clamp action on the V
the CD4066B.
(R
= effective external load of the four CD4066B bilateral switches). This provision
L
supply when power is applied or removed from
DD
In certain applications, the external load-resistor current can include both V
avoid drawing V
bidirectional switch must not exceed 0.8 V (calculated from r
No V
current will flow through RL if the switch current flows into terminals 2, 3, 9, or 10.
DD
current when switch current flows into terminals 1, 4, 8, or 1 1, the voltage drop across the
DD
values shown).
on
and signal-line components. T o
DD
12
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
IMPORTANT NOTICE
Texas Instruments Incorporated and its subsidiaries (TI) reserve the right to make corrections, modifications,
enhancements, improvements, and other changes to its products and services at any time and to discontinue
any product or service without notice. Customers should obtain the latest relevant information before placing
orders and should verify that such information is current and complete. All products are sold subject to TI’s terms
and conditions of sale supplied at the time of order acknowledgment.
TI warrants performance of its hardware products to the specifications applicable at the time of sale in
accordance with TI’s standard warranty . Testing and other quality control techniques are used to the extent TI
deems necessary to support this warranty . Except where mandated by government requirements, testing of all
parameters of each product is not necessarily performed.
TI assumes no liability for applications assistance or customer product design. Customers are responsible for
their products and applications using TI components. T o minimize the risks associated with customer products
and applications, customers should provide adequate design and operating safeguards.
TI does not warrant or represent that any license, either express or implied, is granted under any TI patent right,
copyright, mask work right, or other TI intellectual property right relating to any combination, machine, or process
in which TI products or services are used. Information published by TI regarding third–party products or services
does not constitute a license from TI to use such products or services or a warranty or endorsement thereof.
Use of such information may require a license from a third party under the patents or other intellectual property
of the third party , or a license from TI under the patents or other intellectual property of TI.
Reproduction of information in TI data books or data sheets is permissible only if reproduction is without
alteration and is accompanied by all associated warranties, conditions, limitations, and notices. Reproduction
of this information with alteration is an unfair and deceptive business practice. TI is not responsible or liable for
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Resale of TI products or services with statements different from or beyond the parameters stated by TI for that
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Mailing Address:
Texas Instruments
Post Office Box 655303
Dallas, Texas 75265
Copyright 2003, Texas Instruments Incorporated
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