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DG506ADN+ Equivalent & Substitute Parts Reference
Part Overview
The DG506ADN+ is a 16:1 analog multiplexer/demultiplexer integrated circuit manufactured by Analog Devices Inc./Maxim Integrated. This surface-mount interface component features a single switching circuit with 450Ohm on-state resistance and operates across a dual supply voltage range of ±4.5V to ±18V. The device is actively produced and widely used in signal routing and analog switching applications. Finding equivalent parts may be necessary due to supply constraints, regional availability, or specific procurement requirements while maintaining identical electrical and mechanical specifications.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Multiplexer/Demultiplexer Circuit Configuration | 16:1 |
| Number of Circuits | 1 |
| On-State Resistance (Max) | 450Ohm |
| Voltage - Supply, Dual (V±) | ±4.5V ~ 18V |
| Switch Time (Ton, Toff) (Max) | 1µs, 400ns |
| Channel Capacitance (CS(off), CD(off)) | 6pF, 45pF |
| Current - Leakage (IS(off)) (Max) | 5nA |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Package / Case | 28-LCC (J-Lead) |
| Supplier Device Package | 28-PLCC (11.51x11.51) |
| Mounting Type | Surface Mount |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
Substitute Part Grouping Explanation
Substitution of the DG506ADN+ is determined by strict equivalence across the following critical parameters:
- Multiplexer Configuration: 16:1 channel switching architecture
- Circuit Count: Single switching circuit
- On-State Resistance: 450Ohm maximum specification
- Supply Voltage Range: Dual supply ±4.5V ~ 18V
- Switching Performance: 1µs rise time and 400ns fall time maximum
- Capacitance Specifications: 6pF source capacitance and 45pF drain capacitance
- Leakage Current: 5nA maximum off-state leakage
- Temperature Range: -40°C to 85°C operating window
- Package Format: 28-PLCC surface-mount configuration with 11.51x11.51mm dimensions
- Compliance Standards: ROHS3 compliance and MSL Level 1 rating
Only components meeting all these specifications qualify as direct substitutes. Deviations in any parameter render a component incompatible for direct replacement.
Parameter Comparison
| Parameter | DG506ADN+ (Main Part) | DG506ADN+ (Substitute) |
|---|---|---|
| Manufacturer | Analog Devices Inc./Maxim Integrated | Analog Devices Inc./Maxim Integrated |
| Multiplexer/Demultiplexer Circuit | 16:1 | 16:1 |
| Number of Circuits | 1 | 1 |
| On-State Resistance (Max) | 450Ohm | 450Ohm |
| Voltage - Supply, Dual (V±) | ±4.5V ~ 18V | ±4.5V ~ 18V |
| Switch Time (Ton, Toff) (Max) | 1µs, 400ns | 1µs, 400ns |
| Channel Capacitance (CS(off), CD(off)) | 6pF, 45pF | 6pF, 45pF |
| Current - Leakage (IS(off)) (Max) | 5nA | 5nA |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Package / Case | 28-LCC (J-Lead) | 28-LCC (J-Lead) |
| Supplier Device Package | 28-PLCC (11.51x11.51) | 28-PLCC (11.51x11.51) |
| Mounting Type | Surface Mount | Surface Mount |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | 1 (Unlimited) |
| Product Status | Active | Active |
Engineering Selection Recommendations
The DG506ADN+ maintains active production status with full ROHS3 compliance and REACH unaffected classification. The component carries MSL Level 1 rating, indicating unlimited shelf life without moisture sensitivity constraints. Selection of equivalent parts should prioritize components with identical active product status and matching compliance certifications to ensure long-term supply chain stability and regulatory alignment. The 28-PLCC surface-mount package format is standard across equivalent devices, ensuring consistent PCB assembly compatibility.
Frequently Asked Questions (FAQ)
Q: What defines a valid substitute for the DG506ADN+? A: A valid substitute must match all electrical specifications including 16:1 multiplexer configuration, 450Ohm on-state resistance, ±4.5V to ±18V dual supply operation, 1µs/400ns switching times, and identical capacitance and leakage parameters. The package must be 28-PLCC surface-mount format with matching mechanical dimensions.
Q: Are there performance differences between the DG506ADN+ and its direct equivalents? A: Direct equivalents are specified to identical electrical and thermal parameters. No performance differentiation exists when all specifications are matched.
Q: Does the 28-PLCC package format affect PCB compatibility? A: The 28-PLCC (11.51x11.51mm) package format is standardized. PCB footprints designed for this package accommodate all equivalent devices without modification.
Q: What is the significance of MSL Level 1 rating? A: MSL Level 1 indicates unlimited moisture sensitivity level, meaning the component requires no special moisture control during storage or handling, simplifying logistics and inventory management.
Q: How does ROHS3 compliance impact part selection? A: ROHS3 compliance ensures the component meets current environmental and hazardous substance restrictions. All equivalent parts must maintain this certification for regulatory alignment in target markets.
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