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GTL2003PW,118 Voltage Level Translator Equivalent & Substitute Parts
Part Overview
The GTL2003PW,118 is a bidirectional voltage level translator manufactured by NXP USA Inc., designed for translating logic signals between different voltage domains. This 20-TSSOP surface mount device features auto-direction sensing and open drain output configuration, supporting voltage ranges from 0.8V to 5.5V on both VCCA and VCCB channels. The part is currently obsolete, necessitating identification of active equivalent and substitute components that maintain functional compatibility for new designs or production continuity.
Substiute Parts
Key Parameters
| Parameter | GTL2003PW,118 |
|---|---|
| Manufacturer | NXP USA Inc. |
| Translator Type | Voltage Level |
| Channel Type | Bidirectional |
| Number of Circuits | 1 |
| Channels per Circuit | 8 |
| Voltage - VCCA | 0.8V ~ 5.5V |
| Voltage - VCCB | 0.8V ~ 5.5V |
| Output Type | Open Drain |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Features | Auto-Direction Sensing |
| Package / Case | 20-TSSOP (0.173", 4.40mm Width) |
| Product Status | Obsolete |
| RoHS Status | ROHS3 Compliant |
| MSL Rating | 1 (Unlimited) |
Substitute Part Grouping Explanation
Substitution for the GTL2003PW,118 is determined by the following critical parameters:
Primary Substitution Criteria:
- Bidirectional channel configuration with 8 channels per circuit
- Voltage level translation capability across the 0.8V to 5.5V range
- Auto-direction sensing feature
- Surface mount packaging compatibility
- Open drain or tri-state output capability
- Operating temperature range of -40°C to 85°C minimum
Substitution Groups:
Group 1: Direct Functional Equivalents (20-TSSOP Package) Parts maintaining identical 20-pin TSSOP form factor with bidirectional 8-channel architecture and auto-direction sensing: SN74GTL2003PW and SN74GTL2003PWR (Texas Instruments 74GTL series).
Group 2: Functional Equivalents with Package Variation (24-Pin Packages) Parts providing 8-channel bidirectional translation with extended voltage ranges and tri-state outputs in 24-pin packages: NVT2008PW,118 (NXP, 20-TSSOP), 74LVC4245APW,118 and 74LVC4245ABQ,118 (Nexperia, 24-TSSOP and 24-DHVQFN), 74LVC8T245PW,118 and 74LVC8T245BQ,118 (Nexperia, 24-TSSOP and 24-DHVQFN).
Group 3: Alternative Package Form Factors Parts with equivalent electrical specifications in different surface mount packages: 74LVX4245MTCX (onsemi, 24-TSSOP), ADG3308BCBZ-1-RL7 (Analog Devices, 20-WLCSP).
Parameter Comparison
| Part Number | Manufacturer | Channels | VCCA Range | VCCB Range | Output Type | Package | Temp Range | Status |
|---|---|---|---|---|---|---|---|---|
| GTL2003PW,118 | NXP USA Inc. | 8 | 0.8V ~ 5.5V | 0.8V ~ 5.5V | Open Drain | 20-TSSOP | -40°C ~ 85°C | Obsolete |
| NVT2008PW,118 | NXP USA Inc. | 8 | 1V ~ 3.6V | 1.8V ~ 5.5V | Open Drain, Push-Pull | 20-TSSOP | -40°C ~ 85°C | Active |
| SN74GTL2003PW | Texas Instruments | 8 | 0.95V ~ 5.5V | 0.95V ~ 5.5V | Open Drain | 20-TSSOP | -40°C ~ 85°C | Obsolete |
| SN74GTL2003PWR | Texas Instruments | 8 | 0.95V ~ 5.5V | 0.95V ~ 5.5V | Open Drain | 20-TSSOP | -40°C ~ 85°C | Active |
| 74LVC4245APW,118 | Nexperia USA Inc. | 8 | 1.5V ~ 5.5V | 1.5V ~ 3.6V | Tri-State | 24-TSSOP | -40°C ~ 125°C | Active |
| 74LVC4245ABQ,118 | Nexperia USA Inc. | 8 | 1.5V ~ 5.5V | 1.5V ~ 3.6V | Tri-State | 24-DHVQFN | -40°C ~ 125°C | Active |
| 74LVC8T245PW,118 | Nexperia USA Inc. | 8 | 1.2V ~ 5.5V | 1.2V ~ 5.5V | 3-State | 24-TSSOP | -40°C ~ 125°C | Active |
| 74LVC8T245BQ,118 | Nexperia USA Inc. | 8 | 1.2V ~ 5.5V | 1.2V ~ 5.5V | 3-State | 24-DHVQFN | -40°C ~ 125°C | Active |
| 74LVC8T245PW-Q100J | Nexperia USA Inc. | 8 | 1.2V ~ 5.5V | 1.2V ~ 5.5V | 3-State | 24-TSSOP | -40°C ~ 125°C | Active |
| 74LVX4245MTCX | onsemi | 8 | Not Specified | Not Specified | 3-State | 24-TSSOP | -40°C ~ 85°C | Active |
| ADG3308BCBZ-1-RL7 | Analog Devices Inc. | 8 | 1.15V ~ 5.5V | 1.65V ~ 5.5V | Tri-State, Non-Inverted | 20-WLCSP | -40°C ~ 85°C | Active |
Engineering Selection Recommendations
For Direct Form Factor Replacement (20-TSSOP): SN74GTL2003PWR is the primary active equivalent, maintaining identical 20-TSSOP packaging and open drain output configuration. This part is currently in active production status with high inventory availability (2400 pcs), ensuring supply continuity. Voltage specifications (0.95V ~ 5.5V) are compatible with the original GTL2003PW,118 operating range.
For Extended Temperature and Voltage Flexibility: The 74LVC8T245PW,118 and 74LVC8T245BQ,118 (Nexperia) offer extended operating temperature to 125°C and wider supply voltage compatibility (1.2V ~ 5.5V). These parts require 24-pin packaging accommodation but provide tri-state output capability and active production status with substantial inventory (2800 and 2300 pcs respectively).
For Compact Form Factor with High Data Rate: The ADG3308BCBZ-1-RL7 (Analog Devices) provides 8-channel bidirectional translation in a 20-WLCSP package with 50Mbps data rate capability, suitable for space-constrained applications. This part maintains auto-direction sensing and is actively produced.
For NXP Ecosystem Continuity: The NVT2008PW,118 (NXP) provides an active alternative within the same manufacturer ecosystem, offering push-pull output option alongside open drain configuration. Voltage ranges are more restricted (VCCA: 1V ~ 3.6V, VCCB: 1.8V ~ 5.5V) and require application-specific validation.
All recommended substitutes maintain ROHS3 compliance, MSL Level 1 rating, and EAR99 export classification consistent with the original part.
Frequently Asked Questions (FAQ)
Q: Can SN74GTL2003PWR directly replace GTL2003PW,118 without PCB modification? A: Yes. Both parts use identical 20-TSSOP packaging with matching pin assignments. Voltage specifications (0.95V ~ 5.5V) encompass the original part's range. No PCB layout changes are required.
Q: What is the primary difference between 20-TSSOP and 24-TSSOP package substitutes? A: The 24-pin variants (74LVC4245APW,118 and 74LVC8T245PW,118) require PCB footprint redesign and additional board space. However, they offer extended operating temperature (up to 125°C) and active production status with higher inventory availability.
Q: Why do some substitutes specify different voltage ranges for VCCA and VCCB? A: Asymmetric voltage ranges (such as 74LVC4245APW,118 with VCCA 1.5V ~ 5.5V and VCCB 1.5V ~ 3.6V) reflect the device's internal architecture for specific voltage domain translation scenarios. Application circuits must operate within both specified ranges simultaneously.
Q: Is the ADG3308BCBZ-1-RL7 suitable for high-speed applications? A: The ADG3308BCBZ-1-RL7 specifies 50Mbps data rate capability, making it suitable for moderate-speed signal translation. The original GTL2003PW,118 does not specify data rate, so application-specific timing validation is required.
Q: What is the significance of the -Q100J suffix on 74LVC8T245PW-Q100J? A: The -Q100J designation indicates AEC-Q100 automotive qualification and Tape & Reel packaging. This variant is suitable for automotive applications requiring grade-specific certification.
Q: Can I use 74LVX4245MTCX as a direct substitute? A: The 74LVX4245MTCX provides 8-channel bidirectional translation in 24-TSSOP packaging with 3-state output. Voltage specifications are not provided in the datasheet parameters, requiring detailed electrical characterization before substitution in voltage-critical applications.
Q: Are all substitute parts RoHS3 compliant? A: Yes. All listed substitute parts maintain ROHS3 compliance and MSL Level 1 (Unlimited) moisture sensitivity rating, consistent with the original GTL2003PW,118 environmental specifications.
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