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DG201AMSE/PR Equivalent & Substitute Parts
Part Overview
The DG201AMSE/PR is a 4-circuit IC switch with SPST-NC (Single Pole Single Throw - Normally Closed) configuration manufactured by Analog Devices Inc./Maxim Integrated. This component functions as a precision analog switch with 200Ohm on-state resistance per circuit, designed for signal routing and multiplexing applications in analog systems.
The DG201AMSE/PR carries an Obsolete product status. Identifying equivalent and substitute parts is necessary to maintain design continuity, ensure supply chain reliability, and support long-term product availability for systems currently utilizing this component.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Switch Circuit Configuration | SPST - NC |
| Number of Circuits | 4 |
| Multiplexer/Demultiplexer Circuit | 1:1 |
| On-State Resistance (Max) | 200Ohm |
| Voltage - Supply, Dual (V±) | ±4.5V ~ 18V |
| Switch Time - Ton (Max) | 600ns |
| Switch Time - Toff (Max) | 450ns |
| Charge Injection | 20pC |
| Channel Capacitance - CS(off) | 5pF |
| Channel Capacitance - CD(off) | 5pF |
| Current - Leakage (IS(off)) (Max) | 1nA |
| Crosstalk | -90dB @ 100kHz |
| Operating Temperature Range | -40°C ~ 85°C |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
Substitute Part Grouping Explanation
Substitution eligibility for the DG201AMSE/PR is determined by strict equivalence across the following critical parameters:
- Switch circuit topology: SPST - NC configuration
- Circuit count: 4 independent circuits
- Multiplexer ratio: 1:1
- On-state resistance: 200Ohm maximum
- Dual supply voltage range: ±4.5V ~ 18V
- Switch timing specifications: Ton ≤ 600ns, Toff ≤ 450ns
- Charge injection: 20pC
- Channel capacitance: CS(off) and CD(off) at 5pF each
- Leakage current: IS(off) ≤ 1nA maximum
- Crosstalk performance: -90dB @ 100kHz
- Operating temperature: -40°C ~ 85°C
- Moisture sensitivity: MSL 1
Parts meeting all these parameters are classified as direct functional equivalents and may be substituted without circuit redesign.
Parameter Comparison
| Parameter | DG201AMSE/PR (Main Part) | DG201AMSE/PR+ (Substitute) |
|---|---|---|
| Manufacturer | Analog Devices Inc./Maxim Integrated | Analog Devices Inc./Maxim Integrated |
| Category | Interface | Interface |
| Description | IC SWITCH SPST-NC X 4 200OHM | IC SWITCH SPST-NC X 4 200OHM |
| Switch Circuit | SPST - NC | SPST - NC |
| Number of Circuits | 4 | 4 |
| Multiplexer/Demultiplexer Circuit | 1:1 | 1:1 |
| On-State Resistance (Max) | 200Ohm | 200Ohm |
| Voltage - Supply, Dual (V±) | ±4.5V ~ 18V | ±4.5V ~ 18V |
| Switch Time - Ton (Max) | 600ns | 600ns |
| Switch Time - Toff (Max) | 450ns | 450ns |
| Charge Injection | 20pC | 20pC |
| Channel Capacitance - CS(off) | 5pF | 5pF |
| Channel Capacitance - CD(off) | 5pF | 5pF |
| Current - Leakage (IS(off)) (Max) | 1nA | 1nA |
| Crosstalk | -90dB @ 100kHz | -90dB @ 100kHz |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | 1 (Unlimited) |
| Product Status | Obsolete | Active |
| RoHS Status | RoHS non-compliant | ROHS3 Compliant |
| REACH Status | REACH Unaffected | REACH Unaffected |
Engineering Selection Recommendations
The DG201AMSE/PR+ is a direct functional equivalent to the DG201AMSE/PR with identical electrical and mechanical specifications across all provided parameters. The primary distinction is product lifecycle status and regulatory compliance.
The DG201AMSE/PR+ carries Active product status, ensuring continued manufacturer support, availability, and supply chain reliability. This part is ROHS3 compliant, meeting current environmental and regulatory requirements for new designs and procurement cycles.
For applications currently using the obsolete DG201AMSE/PR, transition to the DG201AMSE/PR+ is supported without circuit modification, as all functional parameters remain equivalent. The compliance upgrade provides long-term supply assurance and regulatory alignment.
Frequently Asked Questions (FAQ)
Q: Can the DG201AMSE/PR+ be used as a direct replacement for the DG201AMSE/PR?
A: Yes. The DG201AMSE/PR+ meets all electrical and mechanical specifications of the DG201AMSE/PR, including switch circuit topology, on-state resistance, supply voltage range, timing characteristics, and operating temperature. No circuit redesign is required.
Q: What is the primary reason to transition from DG201AMSE/PR to DG201AMSE/PR+?
A: The DG201AMSE/PR is classified as Obsolete, creating supply chain risk. The DG201AMSE/PR+ is Active status with ROHS3 compliance, ensuring continued availability and regulatory alignment.
Q: Are there packaging differences between these parts?
A: Packaging information is not provided in the technical specifications for either part. Consult the manufacturer datasheet or supplier documentation for package details.
Q: What compliance certifications apply to the DG201AMSE/PR+?
A: The DG201AMSE/PR+ is ROHS3 compliant and REACH unaffected. The original DG201AMSE/PR is RoHS non-compliant.
Q: Are the electrical performance characteristics identical?
A: Yes. Both parts share identical specifications for on-state resistance (200Ohm), supply voltage (±4.5V ~ 18V), switch timing (600ns/450ns), charge injection (20pC), channel capacitance (5pF), leakage current (1nA), crosstalk (-90dB @ 100kHz), and operating temperature range (-40°C ~ 85°C).
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