Overview
The SN74ACT08DBR is a quadruple 2-input positive-AND gate produced by Texas Instruments. This device is part of the ACT series and is designed to perform the Boolean functions Y = A • B or Y = A + B in positive logic. It is widely used in digital logic circuits and is known for its high speed and low power consumption.
Key Specifications
| Parameter | Min | Max | Unit |
|---|---|---|---|
| Supply Voltage (VCC) | 4.5 | 5.5 | V |
| High-Level Input Voltage (VIH) | 2 | 5.5 | V |
| Low-Level Input Voltage (VIL) | 0 | 0.8 | V |
| Input Voltage (VI) | 0 | VCC | V |
| Output Voltage (VO) | 0 | VCC | V |
| High-Level Output Current (IOH) | -24 | -24 | mA |
| Low-Level Output Current (IOL) | 24 | 24 | mA |
| Operating Temperature (TA) | -40 | 85 | °C |
| Propagation Delay Time (tpd) at 5V | 10 | ns | |
| Package Type | SSOP-14 |
Key Features
- Operates over a supply voltage range of 4.5V to 5.5V
- Inputs accept voltages up to 5.5V
- Maximum propagation delay time of 10ns at 5V
- Inputs are TTL-voltage compatible
- Low power consumption
- Available in various package types including SSOP, SOIC, PDIP, and TSSOP
Applications
The SN74ACT08DBR is suitable for a variety of digital logic applications, including:
- Digital logic circuits
- Microprocessor and microcontroller systems
- Peripheral devices requiring AND gate functions
- High-speed digital systems where low propagation delay is critical
Q & A
- What is the primary function of the SN74ACT08DBR? The SN74ACT08DBR is a quadruple 2-input positive-AND gate, performing the Boolean functions Y = A • B or Y = A + B in positive logic.
- What is the operating voltage range of the SN74ACT08DBR? The operating voltage range is from 4.5V to 5.5V.
- What is the maximum propagation delay time at 5V? The maximum propagation delay time at 5V is 10ns.
- Are the inputs TTL-voltage compatible? Yes, the inputs are TTL-voltage compatible.
- What are the available package types for the SN74ACT08DBR? The device is available in SSOP, SOIC, PDIP, and TSSOP packages.
- What is the operating temperature range of the SN74ACT08DBR? The operating temperature range is from -40°C to 85°C.
- What are the high-level and low-level output currents? The high-level output current (IOH) is -24mA, and the low-level output current (IOL) is 24mA.
- Is the SN74ACT08DBR RoHS compliant? Yes, the SN74ACT08DBR is RoHS compliant.
- What is the junction-to-ambient thermal resistance for the SSOP package? The junction-to-ambient thermal resistance for the SSOP package is approximately 96°C/W.
- Can the SN74ACT08DBR be used in high-speed digital systems? Yes, it is suitable for high-speed digital systems due to its low propagation delay.
