Overview
The 74HC27DB,118 is a triple 3-input NOR gate integrated circuit produced by Nexperia USA Inc. This component is part of the 74HC series, known for its CMOS low power dissipation and high noise immunity. Although the specific part number 74HC27DB,118 is listed as obsolete, it remains relevant for understanding the capabilities and features of the 74HC27 series.
The device is designed to operate within a wide supply voltage range from 2.0 V to 6.0 V, making it versatile for various electronic designs. It features clamp diodes on the inputs, allowing the use of current limiting resistors to interface inputs to voltages in excess of VCC.
Key Specifications
| Parameter | Value |
|---|---|
| Type Number | 74HC27DB |
| Package Name | SSOP14 (SOT337-1) |
| Supply Voltage (VCC) | 2.0 V to 6.0 V |
| Logic Switching Levels | CMOS |
| Output Drive Capability | ± 5.2 mA |
| Propagation Delay (tpd) | 8.0 ns |
| Maximum Frequency (fmax) | 36 MHz |
| Number of Bits | 3 |
| Power Dissipation | Low |
| Operating Temperature (Tamb) | -40°C to 125°C |
| RoHS Status | Compliant |
Key Features
- Wide Supply Voltage Range: Operates from 2.0 V to 6.0 V.
- CMOS Low Power Dissipation: Minimizes power consumption.
- High Noise Immunity: Ensures reliable operation in noisy environments.
- Latch-up Performance: Exceeds 100 mA per JESD 78 Class II Level B.
- Input Clamp Diodes: Allows the use of current limiting resistors to interface inputs to voltages in excess of VCC.
- ESD Protection: HBM ANSI/ESDA/JEDEC JS-001 class 2 exceeds 2000 V.
Applications
The 74HC27DB is suitable for a wide range of applications across various industries, including:
- Automotive: For use in automotive electronic systems requiring low power and high reliability.
- Industrial: In industrial control systems and automation where noise immunity is crucial.
- Consumer Electronics: For use in mobile, computing, and consumer devices where low power consumption is essential.
- Wearables and IoT Devices: Due to its low power dissipation and compact package.
Q & A
- What is the supply voltage range of the 74HC27DB?
The supply voltage range is from 2.0 V to 6.0 V.
- What is the logic switching level of the 74HC27DB?
The logic switching level is CMOS.
- What is the maximum propagation delay of the 74HC27DB?
The maximum propagation delay is 8.0 ns.
- What is the maximum frequency of operation for the 74HC27DB?
The maximum frequency is 36 MHz.
- What is the operating temperature range of the 74HC27DB?
The operating temperature range is -40°C to 125°C.
- Is the 74HC27DB RoHS compliant?
Yes, the 74HC27DB is RoHS compliant.
- What type of package does the 74HC27DB,118 come in?
The 74HC27DB,118 comes in an SSOP14 (SOT337-1) package.
- What is the output drive capability of the 74HC27DB?
The output drive capability is ± 5.2 mA.
- Does the 74HC27DB have ESD protection?
Yes, it has ESD protection exceeding 2000 V according to HBM ANSI/ESDA/JEDEC JS-001 class 2.
- Why is the 74HC27DB,118 listed as obsolete?
The 74HC27DB,118 is listed as obsolete, meaning it is no longer in production or actively supported by the manufacturer.
