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onsemi 74VHC132MX
- Part No.:
- 74VHC132MX
- Manufacturer:
- onsemi
- Category:
- Gates and Inverters
- Package:
- 14-SOIC (0.154", 3.90mm Width)
- Datasheet:
-
74VHC132MX.pdf
- Description:
- IC GATE NAND 4CH 2-INP 14SOIC
- Quantity:
- Payment:
- Shipping:
Inventory:1,804
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Product details
Overview
74VHC132MX from ON Semiconductor is a quad 2-input NAND Schmitt trigger IC designed for noise-immune digital signal conditioning in mixed-voltage and slow-edge environments. It features 3.9 ns typical propagation delay at 5 V, ±25 mA output drive, hysteresis thresholds (VP = 3.15 V / VN = 1.35 V at VCC = 4.5 V), and operates across 2.0–5.5 V supply range. It is used in debouncing mechanical switches and cleaning up slow-rising clock or sensor signals in industrial control interfaces.
For engineers reviewing the 74VHC132MX datasheet, pinout, applications, or equivalent options, key selection criteria include input hysteresis width (0.40–1.40 V), low ICC (2 µA max at 25°C), 14-lead TSSOP package compatibility, and 5.5 V absolute input tolerance enabling 5 V-to-3 V level translation without external components.
Technical Context
The 74VHC132MX implements four independent NAND gates with Schmitt-trigger inputs, each providing distinct positive-going (VP) and negative-going (VN) input thresholds to reject analog noise on digital lines. Its silicon-gate CMOS process delivers TTL-compatible speed while maintaining micropower quiescent current.
Input protection allows 0–7 V input voltage regardless of VCC, supporting hot-swap and battery-backup systems. The device is functionally and pin-compatible with 74HC132 but offers enhanced noise immunity via hysteresis and wider supply range (2.0–5.5 V vs. 2.0–6.0 V for HC).
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Propagation Delay | 3.9 ns typical at VCC = 5 V, CL = 15 pF - enables reliable timing in sub-100 MHz edge-sensitive logic paths |
| Hysteresis Width | 0.40–1.40 V (at VCC = 4.5 V) - rejects >400 mV of input noise without false triggering |
| Supply Range | 2.0–5.5 V - supports direct interfacing between 3.3 V and 5 V domains without level shifters |
| Input Voltage Tolerance | –0.5 V to +7.0 V - prevents damage during power sequencing mismatches or transient overvoltage |
| Quiescent ICC | 2 µA maximum at TA = 25°C - suitable for always-on monitoring circuits in battery-powered systems |
| Output Drive | ±8 mA at VCC = 4.5 V - drives standard CMOS loads and small capacitive buses without buffering |
| Operating Temperature | –40°C to +85°C - qualified for industrial ambient environments including factory automation and outdoor enclosures |
Pinout & Package
74VHC132MX is supplied in a 14-lead Thin Shrink Small Outline Package (TSSOP), JEDEC MO-153, 4.4 mm wide, with 0.65 mm lead pitch. Pin 1 is marked by a notch or dot; the package is lead-free per JEDEC J-STD-020B.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| 1, 2, 4, 5, 8, 9, 11, 12 | Input (A1/B1/A2/B2/A3/B3/A4/B4) | Four independent NAND gate inputs with Schmitt-trigger hysteresis; tolerant of slow edges and noise |
| 3, 6, 10, 13 | Output (Y1/Y2/Y3/Y4) | CMOS-compatible push-pull outputs capable of sourcing/sinking ±8 mA at 4.5 V |
| 7 | GND | Ground reference for all internal circuitry and I/O; must be low-impedance for noise immunity |
| 14 | VCC | Positive supply rail (2.0–5.5 V); powers all four gates and defines logic thresholds |
Key Features
| Feature | Design Value |
|---|---|
| Input hysteresis | VP = 3.15 V / VN = 1.35 V at VCC = 4.5 V - ensures clean transitions on noisy or slowly varying signals like switch contacts or sensor outputs |
| Power-down input protection | Inputs remain protected down to VCC = 0 V - prevents latch-up or damage when VCC is unpowered but inputs are active |
| Low dynamic noise | VOLP = 0.8 V max at CL = 50 pF - minimizes ground bounce and crosstalk in dense PCB layouts |
| Wide input voltage range | –0.5 V to +7.0 V independent of VCC - enables safe interfacing with higher-voltage peripherals or legacy 5 V logic |
| Pin/function compatibility | Direct replacement for 74HC132 in existing designs - no layout or firmware changes required |
Applications
| Switch Debouncing | Signal Conditioning |
|---|---|
|
Use Scenario: Mechanical pushbuttons or rotary encoders generate contact bounce lasting milliseconds, causing multiple unintended logic transitions. IC Role / Device Role / Timing Role: 74VHC132MX acts as a hardware debouncer - its Schmitt-trigger inputs convert noisy bounce waveforms into single, clean logic edges. Use Value: Eliminates need for software debouncing delays or RC filters, reducing MCU interrupt latency and firmware complexity. |
Use Scenario: Analog sensors (e.g., thermistors, photoresistors) produce slow-rising output voltages that violate setup/hold times of downstream logic. IC Role / Device Role / Timing Role: 74VHC132MX functions as a threshold comparator with hysteresis, transforming analog ramps into jitter-free digital pulses. Use Value: Provides deterministic edge timing and immunity to noise-induced retriggering near threshold crossings. |
| Oscillator Interface | Mixed-Voltage Translation |
|
Use Scenario: Crystal oscillator outputs exhibit slow rise/fall times and overshoot, risking metastability in clock distribution networks. IC Role / Device Role / Timing Role: 74VHC132MX serves as a waveform shaper - its hysteresis cleans oscillator edges before feeding clock buffers or counters. Use Value: Ensures monotonic, rail-to-rail clock edges with <1 ns jitter contribution, improving system timing margin. |
Use Scenario: A 5 V microcontroller must read status from a 3.3 V I²C peripheral, but the 3.3 V signal falls below the 5 V device's VIH minimum. IC Role / Device Role / Timing Role: 74VHC132MX operates at 5 V VCC while accepting 0–3.3 V inputs - acting as a unidirectional level translator with hysteresis. Use Value: Enables robust interface without external resistors or dedicated level-shifters, reducing BOM count and board area. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar Schmitt-trigger NAND gate applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| SN74LV132APWR | Lower VCC range (2.0–5.5 V same), but lower drive (±6 mA), higher ICC (10 µA typ), and narrower hysteresis (0.2–1.0 V) | Less effective in high-noise industrial settings; better suited for low-power portable devices | Choose SN74LV132APWR only if ultra-low static current is prioritized over noise margin and drive strength |
| 74HC132D,653 | Same pinout and function, but HC family has higher ICC (20 µA max), slower tPD (15 ns typ at 4.5 V), and no guaranteed 5.5 V input tolerance | Not recommended for hot-swap or mixed-supply systems where input exceeds VCC | 74HC132D,653 may be used in legacy 5 V-only designs with stable supplies and minimal noise, but lacks 74VHC132MX's robustness |
Compared with SN74LV132APWR and 74HC132D,653, the 74VHC132MX delivers superior noise immunity (wider hysteresis), lower quiescent current, and guaranteed 7 V input tolerance - making it the preferred choice for industrial signal integrity and mixed-voltage reliability.
Availability
74VHC132MX is available at Aetrix Electronics and suitable for industrial control panels, sensor interface modules, and embedded HMI systems requiring stable component supply, long-term manufacturability, and RoHS-compliant packaging.
Supply support for 74VHC132MX 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
ON Semiconductor is a global semiconductor manufacturer specializing in energy-efficient power management, analog, logic, and sensor solutions for automotive, industrial, and cloud infrastructure markets.
The 74VHC132MX belongs to ON Semiconductor's advanced VHC logic family, engineered for high-speed, low-power digital signal conditioning in electrically noisy and mixed-voltage environments.
FAQ
What is the maximum input voltage rating for the 74VHC132MX, and does it depend on VCC?
The 74VHC132MX supports DC input voltages from –0.5 V to +7.0 V on all inputs, independent of the VCC supply voltage. This means inputs can safely exceed VCC (e.g., 5 V inputs applied while VCC = 3.3 V), enabling robust level translation and hot-swap operation without risk of damage - a key advantage over standard HC logic.
Is the 74VHC132MX pin-compatible with the 74HC132, and can it be used as a drop-in replacement?
Yes, the 74VHC132MX is pin- and function-compatible with the 74HC132, sharing identical pinout, truth table, and logic behavior. However, it adds wider input voltage tolerance (–0.5 V to +7.0 V), lower ICC, and tighter hysteresis control - making it a direct, enhanced replacement in existing 74HC132 designs without PCB or firmware changes.
What is the typical hysteresis voltage (VH) of the 74VHC132MX at 5.0 V supply, and how does it improve noise immunity?
At VCC = 5.0 V, the 74VHC132MX exhibits a typical hysteresis voltage (VH) of 0.50–1.60 V, calculated as VP – VN. This gap ensures that once an input crosses the rising threshold (e.g., 3.85 V), it must fall below a significantly lower threshold (e.g., 2.25 V) before the output toggles again - rejecting noise spikes up to ~1.6 V without false triggering.
Does the 74VHC132MX require external pull-up or pull-down resistors on unused inputs?
No - unused inputs on the 74VHC132MX must be tied HIGH or LOW per datasheet guidance (Note 1 under Recommended Operating Conditions), but no external resistors are required beyond direct connection to VCC or GND. The device does not include internal pull-ups/pull-downs, so floating inputs must be avoided to prevent increased ICC and potential oscillation.
What package type is used for the 74VHC132MX, and what are its key mechanical dimensions?
The 74VHC132MX is packaged in a 14-lead TSSOP (Thin Shrink Small Outline Package), JEDEC MO-153, 4.4 mm wide, with 0.65 mm lead pitch. Overall body dimensions are 5.0 mm × 4.4 mm × 1.2 mm max height, and it complies with lead-free soldering standards per JEDEC J-STD-020B.
74VHC132MX Specifications
- Product attributes
- Attribute value
- Manufacturer:
- onsemi
- Series:
- 74VHC
- Package/Case:
- 14-SOIC (0.154", 3.90mm Width)
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Obsolete
- Logic Type:
- NAND Gate
- Number of Circuits:
- 4
- Number of Inputs:
- 2
- Features:
- Schmitt Trigger
- Voltage - Supply:
- 2V ~ 5.5V
- Current - Quiescent (Max):
- 2 µA
- Current - Output High, Low:
- 8mA, 8mA
- Input Logic Level - Low:
- 0.9V ~ 1.65V
- Input Logic Level - High:
- 2.2V ~ 3.85V
- Max Propagation Delay @ V, Max CL:
- 9.7ns @ 5V, 50pF
- Operating Temperature:
- -40°C ~ 85°C
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 14-SOIC
74VHC132MX FAQ
1.How can I place an order for 74VHC132MX through Aetrix?
Please submit a Request for Quotation (RFQ) for 74VHC132MX 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 74VHC132MX reliable?
The price and inventory of 74VHC132MX are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for 74VHC132MX is usually 5 days.
3.What payment methods are accepted for 74VHC132MX?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for 74VHC132MX transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for 74VHC132MX?
74VHC132MX orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your 74VHC132MX 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 74VHC132MX?
For technical support, including 74VHC132MX datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your 74VHC132MX requirements.
6.How does Aetrix verify that 74VHC132MX is sourced from the original manufacturer or authorized distributors?
All 74VHC132MX 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 74VHC132MX meets industry standards.
7.What is the process for return or replacement of 74VHC132MX?
All 74VHC132MX units undergo pre-shipment inspection (PSI). If there is an issue with 74VHC132MX, 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 74VHC132MX part is unused and in its original packaging.
Return procedure for 74VHC132MX:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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