74VHC00MTCX 2-5.5V Quad 2-Input NAND Gate with High-Speed 5.5V Tolerant CMOS Technology 8mA Output Drive Low Noise <10ns Delay and Compact TSSOP-14 Packaging

Features

 High Speed: tPD = 3.7 ns (typ.) at TA = 25℃

 High Noise Immunity: VNIH = VNIL = 28% VCC (min.)

 Power Down Protection is Provided on All Inputs

 Low Noise: VOLP = 0.8 V (max.)

 Low Power Dissipation: ICC = 2 A (max.) at TA = 25℃

 Pin and Function Compatible with 74HC00

 Pb−Free, Halogen Free/BFR Free and RoHS Compliant

Applications

1. General Digital Logic & System Control

With its 2-5.5V wide operating voltage range and 5.5V input tolerance, it is suitable for logic interfaces in mixed-voltage systems:

• Level shifting and signal conditioning between microcontrollers (MCUs) and peripheral chips

• General-purpose logic gate circuits in industrial control boards (e.g., start/stop control, signal interlocking)

• Status detection and enable control in power management modules

2. Consumer Electronics & Battery-Powered Devices
Low-power CMOS technology and wide voltage adaptability make it ideal for portable devices:

• Smart home devices (sensor signal processing, button detection)

• Logic control core for remote controls, toys, and small electronic products

• Interface protection and signal shaping for USB-powered devices (compatible with 3.3V/5V systems)

3. Automotive Electronics & Industrial Automation
Strong noise immunity and operating temperature range of -40℃ to 125℃ (note: requires verification of device specifications) support harsh environments:

• Simple logic operations in vehicle control systems (e.g., window/lamp control modules)

• I/O signal processing and isolated circuit auxiliary logic in PLC modules

• Pulse generation and status indication circuits in instrumentation

4. Communication & Electronic Infrastructure
<10ns propagation delay meets medium-to-low-speed communication needs:

• Signal logic conversion for RS-232/485 interfaces

• Indicator light control and reset logic in network equipment (routers, switches)

• Clock division and simple pulse modulation circuits

Description

The VHC00 is an advanced high−speed CMOS 2−Input NAND Gate fabricated with silicon gate CMOS technology. It achieves the high−speed operation similar to equivalent Bipolar Schottky TTL while maintaining the CMOS low power dissipation.

The internal circuit is composed of 3 stages, including buffer output, which provide high noise immunity and stable output. An input protection circuit insures that 0 V to 5.5 V can be applied to the input pins without regard to the supply voltage. This device can be used to interface 5 V to 3 V systems and two supply systems such as battery backup. This circuit prevents device destruction due to mismatched supply and input voltages.

INFORMATION

Drawing

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