Overview
The SN74AC04DBR is a hex inverter integrated circuit produced by Texas Instruments. This device contains six independent inverters, each performing the Boolean function Y = A. It is part of the 74AC series, known for its high-speed and low-power CMOS logic.
The SN74AC04DBR operates over a wide voltage range from 2 V to 6 V, making it versatile for various digital logic applications. It is available in a 14-pin SSOP (Shrink Small Outline Package) package, which is compact and suitable for space-constrained designs.
Key Specifications
| Parameter | Unit | Min | Typ | Max |
|---|---|---|---|---|
| VCC (Supply Voltage) | V | 2 | 6 | |
| VIH (High-level Input Voltage) at VCC = 5.5 V | V | 3.85 | 3.85 | |
| VIL (Low-level Input Voltage) at VCC = 5.5 V | V | 1.65 | 1.65 | |
| IOH (High-level Output Current) at VCC = 5.5 V | mA | -24 | -24 | |
| IOL (Low-level Output Current) at VCC = 5.5 V | mA | 24 | 24 | |
| tPLH (Propagation Delay Time, Low to High) at VCC = 5 V | ns | 1 | 4.5 | 9 |
| tPHL (Propagation Delay Time, High to Low) at VCC = 5 V | ns | 1 | 4.5 | 8.5 |
| TA (Operating Free-Air Temperature) | °C | -40 | 85 | |
| RθJA (Junction-to-Ambient Thermal Resistance) for SSOP package | °C/W | 96 |
Key Features
- Operates over a wide voltage range from 2 V to 6 V.
- Inputs accept voltages up to 6 V.
- Maximum propagation delay time of 7 ns at 5 V.
- High-level output current of up to -24 mA and low-level output current of up to 24 mA at 5.5 V.
- Available in 14-pin SSOP, SOIC, PDIP, SOP, and TSSOP packages.
- Low power consumption and high-speed CMOS logic.
- ESD protection with 500-V HBM and 250-V CDM ratings.
Applications
- Synchronize inverted clock inputs.
- Debounce a switch.
- Invert digital signals.
- Bus interface applications where output ringing is a concern.
- Use in D-Type Flip-Flops, counters, and other digital logic circuits.
Q & A
- What is the voltage range for the SN74AC04DBR?
The SN74AC04DBR operates over a voltage range from 2 V to 6 V.
- What is the maximum propagation delay time for the SN74AC04DBR at 5 V?
The maximum propagation delay time is 7 ns at 5 V.
- What are the typical applications of the SN74AC04DBR?
Typical applications include synchronizing inverted clock inputs, debouncing switches, inverting digital signals, and use in bus interface applications.
- What is the thermal resistance of the SSOP package for the SN74AC04DBR?
The junction-to-ambient thermal resistance for the SSOP package is 96 °C/W.
- What are the ESD protection ratings for the SN74AC04DBR?
The device has ESD protection ratings of 500-V HBM and 250-V CDM.
- What is the operating temperature range for the SN74AC04DBR?
The operating free-air temperature range is from -40°C to 85°C.
- How many independent inverters does the SN74AC04DBR contain?
The device contains six independent inverters.
- What are the high-level and low-level output currents for the SN74AC04DBR at 5.5 V?
The high-level output current is up to -24 mA, and the low-level output current is up to 24 mA at 5.5 V.
- What package types are available for the SN74AC04DBR?
The device is available in SSOP, SOIC, PDIP, SOP, and TSSOP packages.
- What is the Boolean function performed by each inverter in the SN74AC04DBR?
Each inverter performs the Boolean function Y = A.
