Overview
The SN74HCS08-Q1 is an automotive-grade, quadruple 2-input AND gate integrated circuit produced by Texas Instruments. This device is designed to operate within a wide voltage range of 2 V to 6 V, making it versatile for various applications. It features Schmitt-trigger inputs, which are particularly useful for handling slow or noisy input signals. The device is AEC-Q100 qualified, ensuring its reliability and performance in automotive environments with a temperature range of –40°C to +125°C.
Key Specifications
| Parameter | Min | Max | Unit |
|---|---|---|---|
| Supply Voltage (VCC) | 2 | 6 | V |
| Input Voltage (VI) | 0 | VCC | V |
| Output Voltage (VO) | 0 | VCC | V |
| Ambient Temperature (TA) | –40 | 125 | °C |
| Junction Temperature (TJ) | 150 | °C | |
| Continuous Output Current (IO) | ±35 | mA | |
| Input Leakage Current (II) | ±100 nA | ||
| Supply Current (ICC) | 2 µA | ||
| Input Capacitance (Ci) | 5 pF | ||
| Power Dissipation Capacitance per Gate (Cpd) | 10 pF |
Key Features
- AEC-Q100 Qualified: Suitable for automotive applications with a temperature range of –40°C to +125°C.
- Schmitt-trigger Inputs: Allows for slow or noisy input signals and provides noise rejection.
- Wide Operating Voltage Range: Operates from 2 V to 6 V.
- Low Power Consumption: Typical supply current of 0.1 µA to 2 µA.
- High Output Drive Capability: ±7.8 mA output drive at 6 V.
- Balanced CMOS Push-Pull Outputs: Capable of sourcing and sinking similar currents.
- ESD Protection: Device HBM ESD Classification Level 2 and CDM ESD Classification Level C6.
Applications
- Automotive Systems: Ideal for use in automotive environments due to its AEC-Q100 qualification.
- Power Good Signals: Combines power good signals effectively, especially with open-drain outputs.
- Enable Signals: Combines enable signals in various control circuits.
- Motor Controllers: Can be used to control the RESET pin of a motor controller, requiring multiple input signals to be HIGH.
Q & A
- What is the operating voltage range of the SN74HCS08-Q1?
The SN74HCS08-Q1 operates within a voltage range of 2 V to 6 V.
- What type of inputs does the SN74HCS08-Q1 have?
The device features Schmitt-trigger inputs.
- What is the temperature range for the SN74HCS08-Q1?
The device operates in a temperature range of –40°C to +125°C.
- What is the typical supply current of the SN74HCS08-Q1?
The typical supply current is 0.1 µA to 2 µA.
- What is the output drive capability of the SN74HCS08-Q1?
The device can drive up to ±7.8 mA at 6 V.
- How many AND gates are included in the SN74HCS08-Q1?
The device contains four independent 2-input AND gates.
- What is the purpose of the Schmitt-trigger inputs?
Schmitt-trigger inputs allow for slow or noisy input signals and provide noise rejection.
- What are the ESD classification levels for the SN74HCS08-Q1?
The device has HBM ESD Classification Level 2 and CDM ESD Classification Level C6.
- Can the SN74HCS08-Q1 be used in automotive applications?
Yes, it is AEC-Q100 qualified for automotive applications.
- How should unused inputs be handled on the SN74HCS08-Q1?
Unused inputs should be terminated to either VCC or ground, either directly or with pull-up or pull-down resistors.
