Overview
The 74HCT259D,652 is an 8-bit addressable latch integrated circuit produced by Nexperia USA Inc. This device is designed for surface mounting and features four modes of operation, including an addressable latch mode. In this mode, data on the D input is written into the corresponding latch position specified by the address inputs. The 74HCT259D is part of the 74HCT family, which is compatible with TTL (Transistor-Transistor Logic) inputs and offers improved noise immunity and lower power consumption compared to standard TTL devices.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Type Number | 74HCT259D | - |
| Orderable Part Number | 74HCT259D,652 | - |
| Package | SO16 (SOT109-1) | - |
| Voltage - Supply | 4.5 V ~ 5.5 V | V |
| Operating Temperature | -40°C ~ 125°C | °C |
| Mounting Type | Surface Mount | - |
| Logic Type | D-Type, Addressable | - |
| Independent Circuits | 1 | - |
| Delay Time - Propagation | 20 ns | ns |
| Current - Output High, Low | 4 mA, 4 mA | mA |
| Circuit | 1:8 | - |
Key Features
- 8-bit Addressable Latch: Allows data to be written into specific latch positions based on address inputs.
- Four Modes of Operation: Includes addressable latch mode, enabling flexible use in various applications.
- TTL Compatible Inputs: Compatible with TTL inputs, ensuring compatibility with a wide range of logic circuits.
- Low Power Consumption: Part of the 74HCT family, which offers lower power consumption compared to standard TTL devices.
- Improved Noise Immunity: Enhanced noise immunity due to the CMOS technology used in the 74HCT family.
- Surface Mount Package: Available in SO16 (SOT109-1) and other surface mount packages, facilitating easy integration into modern PCB designs.
Applications
The 74HCT259D,652 is versatile and can be used in a variety of applications across different industries, including:
- Automotive Systems: For addressable data storage and retrieval in automotive control systems.
- Industrial Control Systems: In industrial automation for managing and storing data in a controlled environment.
- Consumer Electronics: In devices such as calculators, digital clocks, and other consumer electronic products that require addressable data storage.
- Computing and Networking: For data buffering and storage in computing and networking equipment.
Q & A
- What is the primary function of the 74HCT259D,652?
The primary function is to act as an 8-bit addressable latch, allowing data to be written into specific latch positions based on address inputs.
- What is the voltage supply range for the 74HCT259D,652?
The voltage supply range is 4.5 V to 5.5 V.
- What is the operating temperature range for this device?
The operating temperature range is -40°C to 125°C.
- What type of logic is used in the 74HCT259D,652?
The device uses D-Type, addressable logic.
- What is the propagation delay time for the 74HCT259D,652?
The propagation delay time is 20 ns.
- Is the 74HCT259D,652 compatible with TTL inputs?
- What package types are available for the 74HCT259D,652?
The device is available in SO16 (SOT109-1) and other surface mount packages.
- What are some common applications of the 74HCT259D,652?
Common applications include automotive systems, industrial control systems, consumer electronics, and computing and networking equipment.
- Is the 74HCT259D,652 still in production?
No, the 74HCT259D,652 is withdrawn/end-of-life, but it may still be available from distributors or in stock.
- How many independent circuits does the 74HCT259D,652 contain?
The device contains 1 independent circuit.
