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M74HC132YTTR

M74HC132YTTR

STMicroelectronics
NAND Gate IC 4 Channel Schmitt Trigger 14-TSSOP
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Overview

The M74HC132YTTR is a high-speed CMOS quad 2-input NAND gate featuring Schmitt trigger inputs. Each gate functions as a standard NAND gate but includes hysteresis, allowing it to transform slowly changing input signals into sharply defined, jitter-free output signals. It operates across a wide supply voltage range of 2V to 6V and is designed with protection circuits to safeguard against static discharge and transient voltages.

Why Choose This Part

This device offers a significant operating temperature range of -40degC to 125degC, making it suitable for demanding environments. The Schmitt trigger hysteresis provides high noise immunity and prevents multiple transitions at the output even with slow input transitions. Its 14-TSSOP package is ideal for high-density PCB layouts where vertical clearance and footprint area are constrained.

Applications

Signal Squaring
Converting slow-rising or noisy analog waveforms into clean digital square waves for microcontroller clock or interrupt pins.
Switch Debouncing
Eliminating mechanical contact bounce in tactile switches and encoders using the built-in hysteresis.
Monostable Multivibrators
Creating precise timing pulses or delay circuits with minimal external passive components.
Oscillator Circuits
Implementing simple RC relaxation oscillators for low-frequency clock generation.

Key Specifications

Features Schmitt Trigger
Logic Type NAND Gate
Mounting Type Surface Mount
Package / Case 14-TSSOP (0.173", 4.40mm Width)
Number of Inputs 2
Voltage - Supply 2V ~ 6V
Number of Circuits 4
Operating Temperature -40degC ~ 125degC
Input Logic Level - Low 0.3V ~ 1.5V
Supplier Device Package 14-TSSOP
Input Logic Level - High 1.5V ~ 4.2V
Current - Quiescent (Max) 1 uA
Current - Output High, Low 5.2mA, 5.2mA
Max Propagation Delay @ V, Max CL 18ns @ 6V, 50pF

Getting Started

To use this IC, connect VCC (2V to 6V) and GND, then interface the NAND inputs with digital or analog signals requiring squaring. Ensure unused inputs are tied to VCC or GND to prevent erratic behavior and excessive power consumption. For rapid prototyping, use a TSSOP-to-DIP breakout board to integrate the component with standard 0.1-inch breadboards.