Overview
The CD74HCT00MG4 is a high-speed CMOS logic quad 2-input NAND gate integrated circuit produced by Texas Instruments. This device is part of the HCT series and is designed to operate within a voltage range of 4.5V to 5.5V, making it compatible with TTL (Transistor-Transistor Logic) input levels. It features four independent 2-input NAND gates, each performing the Boolean function Y = A ● B in positive logic. The CD74HCT00MG4 is available in various package types, including SOIC (Small Outline Integrated Circuit) and PDIP (Plastic Dual In-Line Package), and is known for its wide operating temperature range of -55°C to +125°C.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Operating Voltage | 4.5 to 5.5 | V |
| Operating Temperature | -55 to +125 | °C |
| Input Logic Compatibility | LSTTL and CMOS | |
| Input Current | ≤ 1 µA at VOL, VOH | |
| Propagation Delay (A or B to Y) | 20 to 30 ns at 4.5 V, CL = 50 pF | ns |
| Transition Time | 15 to 22 ns at 4.5 V, CL = 50 pF | ns |
| Input Capacitance | 10 pF | pF |
| Package Types | SOIC, PDIP, CDIP | |
| Junction-to-Ambient Thermal Resistance (RθJA) | 62.8 (PDIP), 91.4 (SOIC) | °C/W |
Key Features
- LSTTL input logic compatible with VIL(max) = 0.8 V and VIH(min) = 2 V.
- CMOS input logic compatible with input current ≤ 1 µA at VOL, VOH.
- Buffered inputs for improved signal integrity.
- Significant power reduction compared to LSTTL logic ICs.
- Supports fanout up to 10 LSTTL loads.
- Wide operating temperature range: -55°C to +125°C.
Applications
- Alarm and tamper detect circuits.
- S-R latch circuits.
- General-purpose logic applications requiring high-speed and low power consumption.
Q & A
- What is the operating voltage range of the CD74HCT00MG4?
The operating voltage range is 4.5V to 5.5V. - What is the operating temperature range of the CD74HCT00MG4?
The operating temperature range is -55°C to +125°C. - What type of input logic compatibility does the CD74HCT00MG4 have?
The CD74HCT00MG4 is compatible with both LSTTL and CMOS input logic levels. - How many independent NAND gates does the CD74HCT00MG4 contain?
The CD74HCT00MG4 contains four independent 2-input NAND gates. - What is the typical propagation delay of the CD74HCT00MG4?
The typical propagation delay is 20 to 30 ns at 4.5 V with a load capacitance of 50 pF. - What are the package types available for the CD74HCT00MG4?
The available package types include SOIC, PDIP, and CDIP. - What is the junction-to-ambient thermal resistance for the SOIC package?
The junction-to-ambient thermal resistance for the SOIC package is 91.4 °C/W. - Can the CD74HCT00MG4 support fanout to LSTTL loads?
Yes, it supports fanout up to 10 LSTTL loads. - What are some common applications of the CD74HCT00MG4?
Common applications include alarm and tamper detect circuits, S-R latch circuits, and general-purpose logic applications. - Is the CD74HCT00MG4 RoHS compliant?
Yes, the CD74HCT00MG4 is RoHS compliant.
