DG300A/301A/302A/303A
CMOS Analog Switches
Features
Benefits
Applications
D Analog Signal Range: "15 V
D Fast Switching—tON: 150 ns
D Low On-Resistance—rDS(on): 30 W
D Single Supply Operation
D Latch-up Proof
D Full Rail-to-Rail Analog Signal
D Low Level Switching Circuits
Range
D Programmable Gain Amplifiers
D Low Signal Error
D Portable and Battery Powered
D Low Power Dissipation
Systems
D CMOS Compatible
Description
The DG300A-DG303A family of monolithic CMOS In the on condition the switches conduct equally well in
switches feature three switch configuration options (SPST, both directions (with no offset voltage) and minimize error
SPDT, and DPST) for precision applications in conditions with their low on-resistance.
communications, instrumentation and process control,
where low leakage switching combined with low power
consumption are required.
Featuring low power consumption (3.5 mW typ) these
switches are ideal for battery powered applications, without
Designed on the Siliconix PLUS-40 CMOS process, these sacrificing
switching
speed.
Designed
for
switches are latch-up proof, and are designed to block up to break-before-make switching action, these devices are
30 V peak-to-peak when off. An epitaxial layer prevents CMOS and quasi TTL compatible. Single supply operation
latchup.
is allowed by connecting the V– rail to 0 V.
Functional Block Diagram and Pin Configuration
DG300A
Dual-In-Line
DG300A
Metal Can
V+ (Substrate and Case)
1
2
3
4
5
6
7
14
13
12
11
10
9
NC
V+
D
D
2
1
D
D
1
2
10
NC
NC
1
4
9
6
Truth Table
S
S
1
2
S
1
S
2
Logic
Switch
OFF
2
3
8
0
1
NC
NC
7
ON
IN
Top View
2
IN
IN
1
1
IN
2
Logic “0” v 0.8 V
Logic “1” w 4 V
8
Top View
GND
V–
5
NC
V–
GND
Updates to this data sheet may be obtained via facsimile by calling Siliconix FaxBack, 1-408-970-5600. Please request FaxBack document #70044.
Siliconix
1
S-52880—Rev. C, 28-Apr-97