Request Quote
(Ships tomorrow)
74LVC157AD-Q100J Equivalent & Substitute Parts
Part Overview
The 74LVC157AD-Q100J is a 4 x 2:1 multiplexer logic integrated circuit manufactured by Nexperia USA Inc. in a 16-SOIC surface mount package. This automotive-grade component (AEC-Q100 qualified) operates across a supply voltage range of 1.2V to 3.6V with output currents of 24mA for both high and low states. The part is currently active in production with 1,028 units in stock. Equivalent and substitute parts are identified based on matching functional specifications, electrical parameters, and package compatibility to support component sourcing flexibility and supply chain continuity.
Substiute Parts
Key Parameters
| Parameter | Specification |
|---|---|
| Manufacturer Part Number | 74LVC157AD-Q100J |
| Manufacturer | Nexperia USA Inc. |
| Type | Multiplexer |
| Circuit Configuration | 4 x 2:1 |
| Independent Circuits | 1 |
| Current - Output High, Low | 24mA, 24mA |
| Voltage Supply Source | Single Supply |
| Voltage - Supply Range | 1.2V ~ 3.6V |
| Operating Temperature Range | -40°C ~ 125°C |
| Package / Case | 16-SOIC (0.154", 3.90mm Width) |
| Mounting Type | Surface Mount |
| Grade | Automotive |
| Qualification | AEC-Q100 |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
Substitute Part Grouping Explanation
Substitute parts for the 74LVC157AD-Q100J are classified into two categories based on electrical and mechanical parameter alignment:
Parametric Equivalents match all critical electrical specifications including circuit configuration (4 x 2:1), output current ratings (24mA), supply voltage range (1.2V ~ 3.6V), operating temperature range (-40°C ~ 125°C), and package type (16-SOIC). These parts are direct functional replacements with identical pin configurations and electrical behavior.
Similar Parts share the same circuit configuration (4 x 2:1), output current ratings (24mA), package type (16-SOIC), and mounting method (surface mount), but operate within a narrower supply voltage range (2V ~ 3.6V) and reduced operating temperature range (-40°C ~ 85°C). These parts are functionally compatible for applications not requiring the extended voltage and temperature specifications of the main part.
The key parameters determining substitution eligibility are: circuit configuration, output current ratings, package type, mounting method, and voltage/temperature operating ranges.
Parameter Comparison
| Manufacturer Part Number | Manufacturer | Circuit | Current Output (mA) | Voltage Supply (V) | Operating Temp (°C) | Package | Product Status |
|---|---|---|---|---|---|---|---|
| 74LVC157AD-Q100J | Nexperia USA Inc. | 4 x 2:1 | 24, 24 | 1.2 ~ 3.6 | -40 ~ 125 | 16-SOIC | Active |
| 74LVC157AD,118 | NXP Semiconductors | 4 x 2:1 | 24, 24 | 1.2 ~ 3.6 | -40 ~ 125 | 16-SOIC | Active |
| 74LVC257AD,118 | Nexperia USA Inc. | 4 x 2:1 | 24, 24 | 1.2 ~ 3.6 | -40 ~ 125 | 16-SOIC | Active |
| 74LCX157M | Fairchild Semiconductor | 4 x 2:1 | 24, 24 | 2.0 ~ 3.6 | -40 ~ 85 | 16-SOIC | Active |
| 74LCX157MX | Fairchild Semiconductor | 4 x 2:1 | 24, 24 | 2.0 ~ 3.6 | -40 ~ 85 | 16-SOIC | Active |
| MC74LCX157DR2G | onsemi | 4 x 2:1 | 24, 24 | 2.0 ~ 3.6 | -40 ~ 85 | 16-SOIC | Active |
| SN74LVC157AD | Texas Instruments | 4 x 2:1 | 24, 24 | 2.0 ~ 3.6 | -40 ~ 85 | 16-SOIC | Active |
| SN74LVC157ADE4 | Texas Instruments | 4 x 2:1 | 24, 24 | 2.0 ~ 3.6 | -40 ~ 85 | 16-SOIC | Discontinued at DiGi Electronics |
| SN74LVC157ADR | Texas Instruments | 4 x 2:1 | 24, 24 | 2.0 ~ 3.6 | -40 ~ 85 | 16-SOIC | Active |
| SN74LVC157ADRG3 | Texas Instruments | 4 x 2:1 | 24, 24 | 2.0 ~ 3.6 | -40 ~ 85 | 16-SOIC | Active |
| SN74LVC157ADT | Texas Instruments | 4 x 2:1 | 24, 24 | 2.0 ~ 3.6 | -40 ~ 85 | 16-SOIC | Active |
Engineering Selection Recommendations
Parametric Equivalent Selection (74LVC157AD,118 and 74LVC257AD,118): These parts provide full electrical and thermal specification matching to the 74LVC157AD-Q100J, including the extended supply voltage range (1.2V ~ 3.6V) and operating temperature range (-40°C ~ 125°C). Both are active products with ROHS3 compliance and unlimited moisture sensitivity rating. Selection between these options depends on packaging preference (bulk versus tape & reel) and manufacturer source availability.
Similar Part Selection (74LCX157M, 74LCX157MX, MC74LCX157DR2G, SN74LVC157AD, SN74LVC157ADR, SN74LVC157ADRG3, SN74LVC157ADT): These parts are suitable for applications operating within the narrower voltage range (2.0V ~ 3.6V) and reduced temperature range (-40°C ~ 85°C). All are active products with ROHS3 compliance. Selection among these options depends on packaging format (tube, tape & reel, or standard), manufacturer preference, and inventory availability. The SN74LVC157ADE4 is discontinued at DiGi Electronics and should not be selected for new designs.
Applications requiring the full automotive-grade specifications and extended operating ranges of the 74LVC157AD-Q100J should prioritize the parametric equivalents. Applications with less stringent environmental requirements may select from the similar parts based on supply chain and cost considerations.
Frequently Asked Questions (FAQ)
Q: Can I use 74LCX157M as a direct replacement for 74LVC157AD-Q100J?
A: The 74LCX157M shares the same circuit configuration (4 x 2:1), output current ratings (24mA), and 16-SOIC package. However, it operates within a narrower supply voltage range (2.0V ~ 3.6V versus 1.2V ~ 3.6V) and reduced operating temperature range (-40°C ~ 85°C versus -40°C ~ 125°C). Use this part only if your application does not require operation below 2.0V or above 85°C.
Q: What is the difference between 74LVC157AD,118 and 74LVC257AD,118?
A: Both parts are parametric equivalents with identical electrical specifications, voltage ranges (1.2V ~ 3.6V), and operating temperature ranges (-40°C ~ 125°C). The primary difference is the base product number (74LVC157 versus 74LVC257) and packaging format (bulk versus tape & reel). Consult manufacturer datasheets for any functional differences in pin configuration or internal logic.
Q: Are all substitute parts ROHS3 compliant?
A: All listed substitute parts are ROHS3 compliant. The main part 74LVC157AD-Q100J is also ROHS3 compliant with unlimited moisture sensitivity rating (MSL 1).
Q: Which substitute part has the best inventory availability?
A: According to current stock levels, 74LVC157AD,118 (NXP Semiconductors) has the highest inventory at 44,449 units. 74LCX157MX (Fairchild Semiconductor) has 20,900 units, and 74LCX157M (Fairchild Semiconductor) has 20,300 units. Other parts range from 1,645 to 5,300 units in stock.
Q: Can I use SN74LVC157ADE4 for new designs?
A: No. SN74LVC157ADE4 is discontinued at DiGi Electronics and should not be selected for new designs. Use active alternatives such as SN74LVC157ADR, SN74LVC157ADRG3, or SN74LVC157ADT from Texas Instruments, or equivalent parts from other manufacturers.
Q: What packaging options are available for substitute parts?
A: Substitute parts are available in multiple packaging formats: tape & reel (TR), bulk, and tube. All parts use the same 16-SOIC surface mount package with 0.154" width (3.90mm). Packaging selection depends on production volume and assembly process requirements.
Alternative Parts
SJ6012L2TP
Littelfuse Inc.
6 Alternative Parts
JMK107BBJ476MA-RE
Taiyo Yuden
10 Alternative Parts
GMK107BBJ475MA-T
Taiyo Yuden
5 Alternative Parts
SJ6020N2ARP
Littelfuse Inc.
3 Alternative Parts
SJ6025R2ATP
Littelfuse Inc.
4 Alternative Parts
2474-05L
API Delevan Inc.
1 Alternative Parts
4590R-684K
API Delevan Inc.
1 Alternative Parts
CM6560R-334
API Delevan Inc.
1 Alternative Parts
CM6460-104
API Delevan Inc.
1 Alternative Parts
5526-12
API Delevan Inc.
1 Alternative Parts