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NLSX3018DWR2G Equivalent & Substitute Parts
Part Overview
The NLSX3018DWR2G is a voltage level translator manufactured by onsemi, designed for bidirectional signal translation across different voltage domains. This device features 1 circuit with 8 channels per circuit, supporting data rates up to 110Mbps with auto-direction sensing capability. The part is classified as Obsolete, making identification of functionally equivalent alternatives essential for ongoing design support and procurement planning.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Manufacturer Part Number | NLSX3018DWR2G |
| Manufacturer | onsemi |
| Translator Type | Voltage Level |
| Channel Type | Bidirectional |
| Number of Circuits | 1 |
| Channels per Circuit | 8 |
| Voltage - VCCA | 0.9 V ~ 4.5 V |
| Voltage - VCCB | 1.3 V ~ 4.5 V |
| Output Type | Tri-State, Non-Inverted |
| Data Rate | 110Mbps |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Features | Auto-Direction Sensing |
| Package / Case | 20-SOIC (0.295", 7.50mm Width) |
| Product Status | Obsolete |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level (MSL) | 3 (168 Hours) |
Substitute Part Grouping Explanation
Substitution eligibility for the NLSX3018DWR2G is determined by the following critical parameters:
- Translator Type: Voltage Level (bidirectional capability required)
- Channel Type: Bidirectional
- Channels per Circuit: 8 channels minimum
- Output Type: Tri-State, Non-Inverted
- Voltage compatibility: VCCA and VCCB ranges must accommodate the application requirements
- Data Rate: Minimum 110Mbps or application-specific requirements
- Operating Temperature: -40°C ~ 85°C minimum
- Package compatibility: Surface mount packages acceptable for board redesign scenarios
Substitute parts are grouped into two categories:
Category A - Direct Package Compatibility (20-SOIC, 20-TSSOP): Parts maintaining the original 20-pin package footprint with bidirectional 8-channel voltage translation capability.
Category B - Alternative Packages (24-TSSOP, 24-DHVQFN, 20-WLCSP): Parts with equivalent electrical functionality but different package configurations, requiring PCB layout modification.
Parameter Comparison
| Part Number | Manufacturer | Translator Type | Channel Type | Channels per Circuit | Voltage - VCCA | Voltage - VCCB | Output Type | Data Rate | Operating Temperature | Package / Case | Product Status |
|---|---|---|---|---|---|---|---|---|---|---|---|
| NLSX3018DWR2G | onsemi | Voltage Level | Bidirectional | 8 | 0.9 V ~ 4.5 V | 1.3 V ~ 4.5 V | Tri-State, Non-Inverted | 110Mbps | -40°C ~ 85°C | 20-SOIC | Obsolete |
| ADG3308BRUZ-REEL7 | Analog Devices Inc. | Voltage Level | Bidirectional | 8 | 1.15 V ~ 5.5 V | 1.65 V ~ 5.5 V | Tri-State, Non-Inverted | 50Mbps | -40°C ~ 85°C | 20-TSSOP | Active |
| ADG3308BCBZ-1-REEL | Analog Devices Inc. | Voltage Level | Bidirectional | 8 | 1.15 V ~ 5.5 V | 1.65 V ~ 5.5 V | Tri-State, Non-Inverted | 50Mbps | -40°C ~ 85°C | 20-WLCSP | Active |
| MAX3001EEUP+ | Analog Devices Inc./Maxim Integrated | Voltage Level | Bidirectional | 8 | 1.2 V ~ 5.5 V | 1.65 V ~ 5.5 V | Tri-State, Non-Inverted | 4Mbps | -40°C ~ 85°C | 20-TSSOP | Active |
| MAX3002EUP+ | Analog Devices Inc./Maxim Integrated | Voltage Level | Bidirectional | 8 | 1.2 V ~ 5.5 V | 1.65 V ~ 5.5 V | Tri-State, Non-Inverted | 35Mbps | -40°C ~ 85°C | 20-TSSOP | Active |
| CLVCC3245AIPWREP | Texas Instruments | Voltage Level | Bidirectional | 8 | 2.3 V ~ 3.6 V | 3 V ~ 5.5 V | Tri-State, Non-Inverted | — | -40°C ~ 85°C | 24-TSSOP | Active |
| CLVCC3245AIDBREP | Texas Instruments | Voltage Level | Bidirectional | 8 | 2.3 V ~ 3.6 V | 3 V ~ 5.5 V | Tri-State, Non-Inverted | — | -40°C ~ 85°C | 24-SSOP | Active |
| 74AVC8T245PW-Q100J | Nexperia USA Inc. | Translation Transceiver | — | 8 | — | 0.8 V ~ 3.6 V | 3-State | — | -40°C ~ 125°C | 24-TSSOP | Active |
| 74AVC8T245PW:112 | Nexperia USA Inc. | Translation Transceiver | — | 8 | — | 0.8 V ~ 3.6 V | 3-State | — | -40°C ~ 125°C | 24-TSSOP | Obsolete |
| 74LVC4245ABQ-Q100J | Nexperia USA Inc. | — | — | — | — | — | — | — | — | 24-DHVQFN | Active |
| 74LVCH8T245PW,118 | Nexperia USA Inc. | Translation Transceiver | — | 8 | — | 1.2 V ~ 5.5 V | 3-State | — | -40°C ~ 125°C | 24-TSSOP | Active |
Engineering Selection Recommendations
Primary Recommendation - ADG3308BRUZ-REEL7: This Analog Devices part maintains the 20-pin TSSOP package footprint compatible with the original NLSX3018DWR2G, eliminating PCB redesign requirements. The part is Active status with ROHS3 compliance and MSL 1 rating. Voltage ranges (VCCA 1.15 V ~ 5.5 V, VCCB 1.65 V ~ 5.5 V) accommodate the original application envelope. Data rate of 50Mbps is lower than the original 110Mbps specification; this substitution is valid only for applications not requiring the full 110Mbps bandwidth.
Secondary Recommendation - MAX3002EUP+: This Maxim Integrated part offers 35Mbps data rate in a 20-TSSOP package, providing closer performance alignment to the original 110Mbps specification while maintaining package compatibility. Active status with ROHS3 compliance and MSL 1 rating. Voltage ranges (VCCA 1.2 V ~ 5.5 V, VCCB 1.65 V ~ 5.5 V) are compatible with most applications.
Alternative for Extended Voltage Range - ADG3308BCBZ-1-REEL: For applications requiring the widest voltage compatibility (VCCA 1.15 V ~ 5.5 V, VCCB 1.65 V ~ 5.5 V), this 20-WLCSP package option from Analog Devices provides Active status and ROHS3 compliance. Package change requires PCB layout modification.
Texas Instruments Options - CLVCC3245AIPWREP / CLVCC3245AIDBREP: These parts support bidirectional 8-channel translation with Active status and ROHS3 compliance. Voltage ranges (VCCA 2.3 V ~ 3.6 V, VCCB 3 V ~ 5.5 V) are narrower than the original specification and suitable only for applications within these voltage windows. Available in 24-TSSOP and 24-SSOP packages, requiring PCB redesign.
Nexperia Options - 74AVC8T245PW-Q100J / 74LVCH8T245PW,118: These translation transceiver parts provide 8-bit functionality in 24-TSSOP packages with Active status. The 74AVC8T245PW-Q100J includes AEC-Q100 automotive qualification. Extended operating temperature range (-40°C ~ 125°C) exceeds the original specification. Package change requires PCB redesign.
Frequently Asked Questions (FAQ)
Q: Can ADG3308BRUZ-REEL7 directly replace NLSX3018DWR2G without PCB modification?
A: Yes, the ADG3308BRUZ-REEL7 maintains the 20-TSSOP package footprint compatible with the original 20-SOIC pinout for most applications. However, verify pin-to-pin compatibility and voltage requirements for your specific circuit before implementation. The 50Mbps data rate is lower than the original 110Mbps specification.
Q: What is the primary limitation when substituting with MAX3001EEUP+ or MAX3002EUP+?
A: The MAX3001EEUP+ supports only 4Mbps data rate, suitable for low-speed applications. The MAX3002EUP+ provides 35Mbps, which is significantly lower than the original 110Mbps specification. These parts are appropriate only for applications not requiring high-speed signal translation.
Q: Why do Texas Instruments CLVCC3245 parts have narrower voltage ranges?
A: The CLVCC3245AIPWREP and CLVCC3245AIDBREP are optimized for 3.3V to 5V logic level translation (VCCA 2.3 V ~ 3.6 V, VCCB 3 V ~ 5.5 V). These parts are not suitable for applications requiring the original NLSX3018DWR2G voltage range of 0.9 V ~ 4.5 V on VCCA.
Q: What is the difference between 24-TSSOP and 20-TSSOP packages?
A: The 24-TSSOP package contains 24 pins with 0.173" width, while the 20-TSSOP package contains 20 pins with the same width. Substituting between these packages requires PCB layout modification and verification of pin assignments.
Q: Are Nexperia 74AVC and 74LVCH series parts direct functional equivalents?
A: These parts provide translation transceiver functionality with 8-bit capacity in 24-TSSOP packages. They are functionally similar but require PCB redesign due to package differences. The 74AVC8T245PW-Q100J includes AEC-Q100 automotive qualification, while the 74LVCH8T245PW,118 supports higher output current (32mA vs 12mA).
Q: What does MSL 1 (Unlimited) mean compared to MSL 3 (168 Hours)?
A: MSL 1 indicates unlimited shelf life under controlled storage conditions, while MSL 3 (168 Hours) requires component use within 168 hours of moisture exposure. All recommended substitutes have MSL 1 rating, providing superior storage flexibility compared to the original NLSX3018DWR2G.
Q: Can I use 74LVC4245ABQ-Q100J as a substitute?
A: The 74LVC4245ABQ-Q100J is available in 24-DHVQFN package with Active status and AEC-Q100 qualification. Limited parameter data is provided in the specification sheet. Detailed electrical characteristics must be verified against application requirements before implementation.
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