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onsemi MC74LVX132MELG
- Part No.:
- MC74LVX132MELG
- Manufacturer:
- onsemi
- Category:
- Gates and Inverters
- Package:
- 14-SOIC (0.209", 5.30mm Width)
- Datasheet:
-
MC74LVX132MELG.pdf
- Description:
- IC GATE NAND 4CH 2-INP SOEIAJ-14
- Quantity:
- Payment:
- Shipping:
Inventory:20,000
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Product details
Overview
MC74LVX132MELG from onsemi is a quad 2-input NAND Schmitt trigger IC in TSSOP-14 package, designed for noise-immune digital signal conditioning in mixed-voltage systems. It operates from 2.0 V to 3.6 V, delivers 5.8 ns typical propagation delay at 3.3 V, supports 5.5 V-tolerant inputs, and provides hysteresis (1.30–1.60 V typ) for reliable edge detection in slow-rising signals - used in industrial sensor interface and power supply sequencing circuits.
For engineers reviewing the MC74LVX132MELG datasheet, pinout, applications, or equivalent options, key selection criteria include input hysteresis voltage range, 3.3 V logic compatibility, 5.5 V input tolerance, propagation delay vs. load capacitance, and TSSOP-14 thermal resistance (150 °C/W).
Technical Context
The MC74LVX132MELG integrates four independent Schmitt-trigger NAND gates with silicon-gate CMOS technology, each featuring asymmetric input thresholds (VT+ = 1.70 V, VT− = 1.00 V at VCC = 3.6 V) and 0.70 V typical hysteresis. Its buffer-output stage ensures high noise immunity and stable switching under noisy conditions.
Input pins tolerate up to 6.5 V DC, enabling safe interfacing between 3.3 V logic domains and legacy 5.0 V subsystems without level shifters. The device exhibits latchup immunity exceeding ±300 mA and ESD robustness >2000 V HBM, meeting industrial reliability requirements.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| VCC Range | 2.0 V to 3.6 V - supports core 3.3 V logic rails with margin for supply variation |
| tPD (Typ) | 5.8 ns at VCC = 3.3 V, CL = 15 pF - enables high-speed signal conditioning in timing-critical paths |
| Input Hysteresis | 0.70–1.60 V (typ/max) - rejects noise up to ~1.6 V peak-to-peak on slow edges |
| VIN Max | 6.5 V - allows direct connection to 5 V buses without external clamping or translation |
| IOL/IOH | ±4 mA - drives standard TTL/CMOS loads and small capacitive nets (≤50 pF) |
| ICC (Max) | 2.0 µA at TA = 25°C - ultra-low static power for battery-backed or always-on monitoring nodes |
| ESD HBM | >2000 V - meets IEC 61000-4-2 Level 2 for board-level ESD resilience |
Pinout & Package
TSSOP-14 (Case 948G), 4.9 mm × 4.4 mm × 1.2 mm body, 0.65 mm pitch, Pb-free, RoHS compliant.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| 1, 4, 9, 12 | A Input (Gate 1–4) | First NAND input per gate; Schmitt-triggered, 6.5 V tolerant |
| 2, 5, 10, 13 | B Input (Gate 1–4) | Second NAND input per gate; identical hysteresis and voltage rating as A |
| 3, 6, 8, 11 | Y Output (Gate 1–4) | Inverted AND output with rail-to-rail swing and 4 mA drive capability |
| 7 | GND | Ground reference for all logic and power domains; must be low-impedance |
| 14 | VCC | Primary supply pin; decoupling capacitor (0.1 µF) required within 5 mm |
Key Features
| Feature | Design Value |
|---|---|
| Quad Schmitt NAND architecture | Four independent gates enable compact noise filtering for multi-sensor inputs or redundant control paths |
| 5.5 V-tolerant inputs | Eliminates need for external level translators when interfacing 5 V analog comparators or microcontrollers |
| Low dynamic noise (VOLP ≤ 0.5 V) | Minimizes crosstalk in dense PCB layouts with shared VCC/GND planes |
| Power-down input protection | Prevents back-driving and current leakage when VCC is off but inputs remain active |
| Latchup immunity >300 mA | Ensures robust operation during transient overvoltage events in industrial environments |
Applications
| Sensor Signal Conditioning | Power Supply Sequencing |
|---|---|
Use Scenario: Converting slow-rising analog comparator outputs (e.g., temperature or voltage monitors) into clean digital logic levels. IC Role / Device Role / Timing Role: Schmitt-trigger NAND gate providing hysteresis-based noise rejection and logic inversion before MCU GPIO sampling. Use Value: Prevents false triggering from EMI or supply ripple by requiring ≥0.7 V input swing to toggle state - validated at 125°C operating temperature. | Use Scenario: Enabling orderly startup of multi-rail power supplies (e.g., 3.3 V, 1.8 V, 1.2 V) using reset supervisor feedback signals. IC Role / Device Role / Timing Role: Logic gate combining multiple "power-good" signals with precise threshold margins to generate synchronized enable pulses. Use Value: Input hysteresis ensures stable assertion/deassertion despite minor rail droop during load transients - no external RC filtering needed. |
| Industrial Bus Interface | Legacy System Glue Logic |
Use Scenario: Interfacing 5 V RS-232 line receivers or optocoupler outputs to 3.3 V microcontroller inputs in factory automation PLCs. IC Role / Device Role / Timing Role: Voltage-tolerant NAND gate performing signal inversion and noise hardening prior to UART or GPIO routing. Use Value: 6.5 V input rating permits direct connection without series resistors or clamps - reduces BOM count and layout area. | Use Scenario: Replacing obsolete 74HC132 in aging test equipment where board space and thermal limits restrict SOIC use. IC Role / Device Role / Timing Role: Pin-compatible functional replacement delivering identical logic function with improved noise margin and lower ICC. Use Value: TSSOP-14 footprint saves >40% board area vs. SOIC-14 while maintaining same pinout and timing behavior. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar Schmitt-trigger NAND logic applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| SN74LV132APWR | Same 4-gate Schmitt NAND function; 2.0–5.5 V VCC range; 5.5 ns tPD at 3.3 V; TSSOP-14 package | Higher VCC max (5.5 V) enables single-supply 5 V operation; slightly faster propagation | Preferred when system uses 5 V logic rails or requires sub-5.5 ns timing margin |
| 74LVC132PW,118 | 4-gate Schmitt NAND; 1.65–3.6 V VCC; 4.2 ns tPD at 3.3 V; TSSOP-14; lower ICC (1.0 µA) | Narrower VCC range excludes 2.0 V operation; superior speed and static power | Optimal for battery-powered IoT nodes needing minimal quiescent current and fastest response |
Compared with SN74LV132APWR and 74LVC132PW,118, the MC74LVX132MELG offers broader input voltage tolerance (6.5 V), higher latchup immunity (±300 mA), and proven industrial temperature support (−40°C to +125°C), making it preferred for harsh-environment signal conditioning where robustness outweighs marginal speed gains.
Availability
MC74LVX132MELG is available at Aetrix Electronics and suitable for industrial sensor interfaces, power supply sequencers, and legacy system upgrades requiring stable component supply, long-term lifecycle assurance, and RoHS-compliant packaging.
Supply support for MC74LVX132MELG includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
onsemi (formerly ON Semiconductor) is a global semiconductor supplier specializing in energy-efficient power management, analog, sensors, and logic solutions for automotive, industrial, and cloud infrastructure markets.
The MC74LVX132MELG belongs to the LVX low-voltage logic family, engineered for mixed-voltage interoperability and noise-hardened operation in industrial control, instrumentation, and power management subsystems.
FAQ
What is the maximum input voltage rating for MC74LVX132MELG?
The MC74LVX132MELG supports DC input voltages up to 6.5 V, verified per Absolute Maximum Ratings table. This allows direct interfacing with 5.0 V signal sources while powered from a 3.3 V supply - no external level-shifting circuitry is required. The input structure includes protection diodes rated for ±20 mA, ensuring robustness against transient overvoltage events.
Does MC74LVX132MELG support operation at 2.0 V supply voltage?
Yes, MC74LVX132MELG is fully specified for operation down to 2.0 V VCC, as confirmed in the Recommended Operating Conditions table. At 2.0 V, it maintains valid logic thresholds (VT+ = 1.15 V, VT− = 0.30 V) and delivers tPD ≤ 13.0 ns (CL = 15 pF), enabling use in ultra-low-power battery-operated systems where supply headroom is constrained.
What is the hysteresis voltage of MC74LVX132MELG at 3.3 V supply?
At VCC = 3.3 V, the MC74LVX132MELG exhibits a typical hysteresis voltage (VH) of 0.76 V, with a maximum of 0.82 V across temperature (−40°C to +125°C). This value is derived from VT+ (1.82 V) minus VT− (1.06 V) at TA = 25°C, and ensures reliable noise rejection for signals with rise/fall times up to 100 ns/V.
Is MC74LVX132MELG pin-compatible with standard 74LVX00 logic devices?
Yes, MC74LVX132MELG shares identical pin configuration and function with MC74LVX00, as explicitly stated in the datasheet introduction. Both devices use the same TSSOP-14 and SOIC-14 footprints, with matching A/B input and Y output assignments per gate - only the input hysteresis differs, making MC74LVX132MELG a drop-in upgrade for noise-sensitive implementations.
What thermal performance can be expected from MC74LVX132MELG in TSSOP-14 package?
MC74LVX132MELG in TSSOP-14 (Case 948G) has a junction-to-air thermal resistance (θJA) of 150 °C/W, per Maximum Ratings table. At maximum rated power dissipation (833 mW), this yields a worst-case junction temperature rise of 125 °C above ambient - consistent with its rated operating range of −40°C to +125°C, provided PCB copper area meets recommended soldering footprint guidelines.
MC74LVX132MELG Specifications
- Product attributes
- Attribute value
- Manufacturer:
- onsemi
- Series:
- 74LVX
- Package/Case:
- 14-SOIC (0.209", 5.30mm Width)
- Packaging:
- Bulk
- Product Status:
- Obsolete
- Logic Type:
- NAND Gate
- Number of Circuits:
- 4
- Number of Inputs:
- 2
- Features:
- -
- Voltage - Supply:
- 2V ~ 3.6V
- Current - Quiescent (Max):
- 2 µA
- Current - Output High, Low:
- 4mA, 4mA
- Input Logic Level - Low:
- 0.3V ~ 1V
- Input Logic Level - High:
- 1.6V ~ 2.6V
- Max Propagation Delay @ V, Max CL:
- 15.4ns @ 3.3V, 50pF
- Operating Temperature:
- -40°C ~ 125°C
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- SOEIAJ-14
MC74LVX132MELG FAQ
1.How can I place an order for MC74LVX132MELG through Aetrix?
Please submit a Request for Quotation (RFQ) for MC74LVX132MELG on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for MC74LVX132MELG reliable?
The price and inventory of MC74LVX132MELG are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MC74LVX132MELG is usually 5 days.
3.What payment methods are accepted for MC74LVX132MELG?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MC74LVX132MELG transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MC74LVX132MELG?
MC74LVX132MELG orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MC74LVX132MELG order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for MC74LVX132MELG?
For technical support, including MC74LVX132MELG datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MC74LVX132MELG requirements.
6.How does Aetrix verify that MC74LVX132MELG is sourced from the original manufacturer or authorized distributors?
All MC74LVX132MELG products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that MC74LVX132MELG meets industry standards.
7.What is the process for return or replacement of MC74LVX132MELG?
All MC74LVX132MELG units undergo pre-shipment inspection (PSI). If there is an issue with MC74LVX132MELG, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The MC74LVX132MELG part is unused and in its original packaging.
Return procedure for MC74LVX132MELG:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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