Overview
The 74HC21DB,118 from Nexperia USA Inc. is a dual 4-input AND gate integrated circuit. This component is part of the 74HC series, known for its CMOS low power dissipation and high noise immunity. The 74HC21DB,118 is packaged in a 14-SSOP (Shrink Small Outline Package) and is suitable for surface mount applications. It is widely used in various electronic designs due to its versatility and compliance with JEDEC standards.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Nexperia USA Inc. |
| Series | 74HC |
| Package / Case | 14-SSOP (0.209", 5.30mm Width) |
| Logic Type | AND Gate |
| Number of Inputs | 4 |
| Number of Circuits | 2 |
| Voltage - Supply | 2V ~ 6V |
| Operating Temperature | -40°C ~ 125°C |
| Input Logic Level - Low | 0.5V ~ 1.8V |
| Input Logic Level - High | 1.2V ~ 3.2V |
| Current - Quiescent (Max) | 2 µA |
| Current - Output High, Low | 5.2mA, 5.2mA |
| Max Propagation Delay @ V, Max CL | 19ns @ 6V, 50pF |
| Mounting Type | Surface Mount |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
Key Features
- Wide Supply Voltage Range: Operates from 2.0 to 6.0 V, making it versatile for various applications.
- CMOS Low Power Dissipation: Low power consumption, which is beneficial for energy-efficient designs.
- High Noise Immunity: Provides robust performance in noisy environments.
- Latch-up Performance: Exceeds 100 mA per JESD 78 Class II Level B.
- CMOS Input Levels: Complies with JEDEC standards JESD8C (2.7 V to 3.6 V) and JESD7A (2.0 V to 6.0 V).
- ESD Protection: HBM: ANSI/ESDA/JEDEC JS-001 class 2 exceeds 2000 V, CDM: ANSI/ESDA/JEDEC JS-002 class C3 exceeds 1000 V.
- Clamp Diodes: Inputs include clamp diodes, allowing the use of current limiting resistors to interface inputs to voltages in excess of VCC.
Applications
The 74HC21DB,118 is used in a wide range of applications across various industries, including:
- Automotive: For control and logic functions in automotive systems.
- Industrial: In industrial control systems, automation, and power management.
- Consumer Electronics: In mobile devices, wearables, and other consumer electronics for logic and control functions.
- Computing: In computing systems for logic operations and signal processing.
- Power Management: For managing power supply and control in various electronic systems.
Q & A
- What is the primary function of the 74HC21DB,118?
The 74HC21DB,118 is a dual 4-input AND gate integrated circuit.
- What is the supply voltage range for the 74HC21DB,118?
The supply voltage range is from 2.0 to 6.0 V.
- What type of package does the 74HC21DB,118 come in?
The component is packaged in a 14-SSOP (Shrink Small Outline Package).
- What are the operating temperature limits for the 74HC21DB,118?
The operating temperature range is from -40°C to 125°C.
- Does the 74HC21DB,118 have ESD protection?
Yes, it has ESD protection: HBM exceeds 2000 V and CDM exceeds 1000 V.
- What is the maximum propagation delay for the 74HC21DB,118?
The maximum propagation delay is 19ns at 6V with a 50pF load.
- Is the 74HC21DB,118 RoHS compliant?
Yes, it is ROHS3 compliant.
- What is the moisture sensitivity level (MSL) of the 74HC21DB,118?
The MSL is 1 (Unlimited).
- Can the 74HC21DB,118 be used in high noise environments?
Yes, it has high noise immunity.
- What are some common applications for the 74HC21DB,118?
It is used in automotive, industrial, consumer electronics, computing, and power management applications.
