Overview
The CD74HCT00MR2499 is a high-speed CMOS logic integrated circuit produced by Harris Corporation, although it is now more commonly associated with Texas Instruments due to the semiconductor business transitions. This component is part of the CD74HCT series, which is known for its compatibility with both LSTTL (Low-power Schottky Transistor-Transistor Logic) and CMOS (Complementary Metal-Oxide-Semiconductor) input logic.
Key Specifications
| Parameter | Value |
|---|---|
| Device Type | High Speed CMOS Logic Quad 2-Input NAND Gate |
| Package Type | SOIC (14 pins) |
| Operating Voltage | 4.5 V to 5.5 V |
| Operating Temperature Range | -55°C to +125°C |
| Input Logic Compatibility | LSTTL and CMOS |
| Load Capacitance | Less than or equal to 50 pF |
| Thermal Resistance (Junction-to-Ambient) | 91.4 °C/W (SOIC) |
| RoHS Compliance | Yes |
Key Features
- Contains four independent 2-input NAND gates, each performing the Boolean function Y = A ● B in positive logic.
- Buffered inputs for improved signal integrity.
- Balanced CMOS push-pull outputs capable of sinking and sourcing similar currents.
- Significant power reduction compared to LSTTL logic ICs.
- Supports fanout up to 10 LSTTL loads.
Applications
- Alarm and tamper detect circuits.
- S-R latch circuits.
- General-purpose logic applications requiring high-speed and low power consumption.
- Industrial control systems.
- Automotive electronics.
Q & A
- What is the CD74HCT00MR2499? The CD74HCT00MR2499 is a high-speed CMOS logic quad 2-input NAND gate integrated circuit.
- Who is the manufacturer? Although originally produced by Harris Corporation, it is now associated with Texas Instruments due to business transitions.
- What is the operating voltage range? The operating voltage range is 4.5 V to 5.5 V.
- What is the operating temperature range? The operating temperature range is -55°C to +125°C.
- Is the CD74HCT00MR2499 RoHS compliant? Yes, it is RoHS compliant.
- What type of inputs does it support? It supports both LSTTL and CMOS input logic.
- What is the maximum load capacitance it can drive? It can drive a load with a total capacitance less than or equal to 50 pF.
- What are the typical applications of this IC? Typical applications include alarm and tamper detect circuits, S-R latch circuits, and general-purpose logic applications.
- What is the package type of the CD74HCT00MR2499? The package type is SOIC (14 pins).
- Does it have balanced outputs? Yes, it has balanced CMOS push-pull outputs.
