ISL43240
®
Data Sheet
J uly 2004
FN6036.2
Low-Voltage, Single and Dual Supply,
Quad SPDT, High Performance Analog
Switches
Features
• Fully Specified for 10% Tolerances at V = ±5V and
V+ = 12V, 5V and 3.3V
S
The Intersil ISL43240 device is a CMOS, precision, quad
SPDT analog switches designed to operate from a single +2V
to +12V supply or from a ±2V to ±6V supply. Targeted
applications include battery powered equipment that benefit
from the devices’ low power consumption (5µW), low leakage
• Four Separately Controlled SPDT Switches
• ON Resistance (R ) . . . . . . . . . . . . . . . . . . . . . . . . 18Ω
ON
• R
ON
Matching Between Channels. . . . . . . . . . . . . . . . . .<1Ω
• Low Charge Injection . . . . . . . . . . . . . . . . . . . . . . 5pC (Max)
currents (5nA max), and fast switching speeds (t
= 52ns,
flatness ensures signal
ON
• Low Power Consumption (P ). . . . . . . . . . . . . . . . . . . .<5µW
t
= 40ns). A 5Ω maximum R
ON
D
OFF
fidelity, while channel-to-channel mismatch is guaranteed to
be less than 2Ω.
• Low Off Leakage Current (Max at 85oC) . . . . . . . . . 2.5nA
• Fast Switching Action
The ISL43240 is a quad single-pole / double-throw (SPDT)
device and can be used as a quad SPDT, a quad 2:1
multiplexer, a single 4:1 multiplexer, or a dual 2-channel
differential multiplexer.
- t
- t
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52ns
ON
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40ns
OFF
• Guaranteed Break-Before-Make
• Minimum 2000V ESD Protection per Method 3015.7
• TTL, CMOS Compatible
Table 1 summarizes the performance of this family.
TABLE 1. FEATURES AT A GLANCE
• Pb-free Available
CONFIGURATION
QUAD SPDT
Applications
±4.5V R
18Ω
ON
±4.5V t /t
52ns/40ns
• Battery Powered, Handheld, and Portable Equipment
- Barcode Scanners
ON OFF
10.8V R
14Ω
40ns/27ns
ON
- Laptops, Notebooks, Palmtops
10.8V t /t
ON OFF
• Communications Systems
- Radios
4.5V R
30Ω
ON
4.5V t /t
64ns/29ns
ON OFF
- XDSL and PBX / PABX
- RF “Tee” Switches
- Base Stations
3V R
51Ω
ON
3V t /t
120ns/50ns
20 Ld SSOP, 20 Ld QFN 4x4
ON OFF
Packages
• Test Equipment
- Medical Ultrasound
- Electrocardiograph
- ATE
Related Literature
• Technical Brief TB363 “Guidelines for Handling and
Processing Moisture Sensitive Surface Mount Devices
(SMDs)”
• Audio and Video Switching
• General Purpose Circuits
• AN557 “Recommended Test Procedures for Analog
Switches”
- +3V/+5V DACs and ADCs
- Digital Filters
- Operational Amplifier Gain Switching Networks
- High Frequency Analog Switching
- High Speed Multiplexing
CAUTION: These devices are sensitive to electrostatic discharge; follow proper IC Handling Procedures.
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Copyright Intersil Americas Inc. 2003, 2004. All Rights Reserved
1
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