Overview
The 74AHCT574PW,118 is a high-speed Si-gate CMOS integrated circuit produced by NXP USA Inc. It is an octal D-type flip-flop with 3-state outputs, designed for bus-oriented applications. This component is part of the 74AHCT series and is pin compatible with Low Power Schottky TTL (LSTTL) devices. It operates within a supply voltage range of 4.5 V to 5.5 V and is suitable for a wide range of digital logic applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Manufacturer | NXP USA Inc. | |
| Manufacturer Part Number | 74AHCT574PW,118 | |
| Function | Octal D-type Flip-Flop | |
| Trigger Type | Positive Edge | |
| Output Type | Tri-State, Non-Inverted | |
| Voltage - Supply | 4.5 V ~ 5.5 V | V |
| Operating Temperature | -40°C ~ 125°C (TA) | °C |
| Max Propagation Delay @ V, Max CL | 10.6 ns @ 5 V, 50 pF | ns |
| Clock Frequency | 115 MHz | MHz |
| Input Capacitance | 3 pF | pF |
| Current - Output High, Low | 8 mA, 8 mA | mA |
| Current - Quiescent (Iq) | 4 μA | μA |
| Package / Case | 20-TSSOP (0.173", 4.40mm Width) | |
| Mounting Type | Surface Mount | |
| Lead Free Status / RoHS Status | Lead Free / RoHS Compliant |
Key Features
- Balanced propagation delays
- All inputs have a Schmitt-trigger action
- 3-state non-inverting outputs for bus-oriented applications
- 8-bit positive edge-triggered register
- Independent register and 3-state buffer operation
- Common 3-state output enable input
- Operates with TTL input levels
- ESD protection: HBM JESD22-A114E exceeds 2000 V, MM JESD22-A115-A exceeds 200 V, CDM JESD22-C101C exceeds 1000 V
- Multiple package options
- Specified from −40 °C to +85 °C and from −40 °C to +125 °C
Applications
The 74AHCT574PW,118 is suitable for a variety of digital logic applications, including:
- Bus-oriented systems where 3-state outputs are necessary
- High-speed digital circuits requiring balanced propagation delays
- Systems needing positive edge-triggered flip-flops
- Applications requiring ESD protection and robustness against voltage spikes
- General-purpose digital logic circuits in industrial, automotive, and consumer electronics
Q & A
- What is the function of the 74AHCT574PW,118?
The 74AHCT574PW,118 is an octal D-type flip-flop with 3-state outputs, designed for bus-oriented applications.
- What is the supply voltage range for this component?
The supply voltage range is 4.5 V to 5.5 V.
- What is the maximum propagation delay for this component?
The maximum propagation delay is 10.6 ns at 5 V with a load capacitance of 50 pF.
- What type of trigger does this flip-flop use?
This flip-flop uses a positive edge trigger.
- What is the operating temperature range for this component?
The operating temperature range is -40°C to 125°C.
- Is the 74AHCT574PW,118 lead-free and RoHS compliant?
- What is the package type for this component?
The package type is 20-TSSOP (0.173", 4.40mm Width).
- Does the 74AHCT574PW,118 have ESD protection?
- What is the clock frequency for this component?
The clock frequency is up to 115 MHz.
- Are the outputs of the 74AHCT574PW,118 inverting or non-inverting?
The outputs are non-inverting.
