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Product Detailed Parameters
- Description:IC SWITCH SP4T X 2 100OHM 18DIP
- Series:-
- Mfr:Vishay Siliconix
- Package:Tube
- Switch Circuit:SP4T
- Multiplexer/Demultiplexer Circuit:4:01
- On-State Resistance (Max):100Ohm
- Channel-to-Channel Matching (ΔRon):5Ohm
- Voltage - Supply, Single (V+):12V
- Voltage - Supply, Dual (V±):±15V
- Switch Time (Ton, Toff) (Max):150ns, 150ns
- -3db Bandwidth:-
- Charge Injection:1pC
- Channel Capacitance (CS(off), CD(off)):11pF, 20pF
- Current - Leakage (IS(off)) (Max):500pA
- Crosstalk:-
- Operating Temperature:-40°C ~ 85°C (TA)
- Mounting Type:Through Hole
- Package / Case:18-DIP (0.300", 7.62mm)
- Supplier Device Package:18-PDIP
- Number of Circuits:2
- Grade:-
- Qualification:-
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Overview
The DG429DJ-E3 is a Vishay Siliconix analog multiplexer featuring four differential channels in an 18-pin Plastic DIP package. It operates with dual supplies of ±15 V or a single supply up to 12 V, supporting analog signals across the full rail range. The device includes on-chip TTL-compatible address latches and break-before-make switching to prevent crosstalk. Key electrical parameters include a maximum on-resistance of 100 Ω at room temperature, a transition time of 250 ns, and a charge injection of 1 pC. It functions within a temperature range of -40 °C to +85 °C.
Feature Summary
- On-chip address and control latches simplify microprocessor bus interfacing
- Break-before-make switching action prevents momentary crosstalk between adjacent inputs
- TTL-compatible digital control inputs ensure compatibility with standard logic families
- Silicon-gate CMOS process enables wide supply voltage operation and latchup prevention
Applications
- Data acquisition systems
- Automatic test equipment (ATE)
- Avionics and military systems
- Microprocessor-controlled analog systems
Procurement Notes
Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm RoHS compliance status and check for specific manufacturing date codes relevant to your project timeline. Ensure the ordering suffix matches the required package type and temperature rating before finalizing purchase orders.
Selection Notes
Select this component when designing systems requiring differential signal routing with integrated address latching. Verify that the 100 Ω on-resistance meets system accuracy requirements. Ensure the 18-pin PDIP footprint fits the PCB layout constraints. Consider the 250 ns transition time against the required data throughput speed of the application.
Part Context
This part belongs to the DG4xx series of analog multiplexers manufactured by Vishay Siliconix. It shares functional similarities with the DG428 but is specifically configured for differential inputs. The 'E3' suffix indicates compliance with current environmental directives. It serves as a bridge between digital control buses and analog signal paths in precision instrumentation.
Replacement Considerations
Public confirmed substitute part numbers are not available in the provided documentation.
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