Overview
The TPIC6A259DWG4, produced by Texas Instruments, is a power logic 8-bit addressable latch designed for general-purpose storage applications in digital systems. This device controls open-drain DMOS transistor outputs and is versatile enough to be used in various modes such as addressable-latch, memory, 3-to-8 decoding, or demultiplexing. It features low power consumption and high current handling capabilities, making it suitable for a wide range of applications.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Supply Voltage | 4.5 | 5.5 | V | |
| Operating Temperature | -40 | 125 | °C | |
| Drain-Source Breakdown Voltage | 45 | V | ||
| Pulsed Drain Output Current | -1.8 | 1.5 | A | |
| Continuous Drain Current per Output | 250 | mA | ||
| Static Drain-Source On-State Resistance | 1.3 | Ω | ||
| Logic Supply Current | 100 | µA |
Key Features
- Eight power DMOS transistor outputs with 250-mA continuous current and 1.5-A pulsed current per output.
- Low rDS(on) of 1.3 Ω typical.
- Avalanche energy of 75 mJ.
- Output clamp voltage at 45 V.
- Four distinct function modes: addressable-latch, memory, 3-to-8 decoding, and clear.
- Low power consumption.
- Separate power and logic level ground pins for maximum system flexibility.
Applications
The TPIC6A259DWG4 is suitable for various applications in digital systems, including working registers, serial-holding registers, decoders, and demultiplexers. Its versatility and high current handling capabilities make it ideal for use in industrial control systems, automotive electronics, and other high-reliability environments.
Q & A
- What is the operating temperature range of the TPIC6A259DWG4?
The operating temperature range is from -40°C to 125°C. - What is the maximum supply voltage for the TPIC6A259DWG4?
The maximum supply voltage is 5.5 V. - How many power DMOS transistor outputs does the TPIC6A259DWG4 have?
The device has eight power DMOS transistor outputs. - What is the typical on-state resistance of the DMOS transistors?
The typical on-state resistance is 1.3 Ω. - What are the different function modes of the TPIC6A259DWG4?
The device can operate in addressable-latch, memory, 3-to-8 decoding, and clear modes. - What is the maximum pulsed current per output?
The maximum pulsed current per output is 1.5 A. - How does the device handle power and logic ground?
The device has separate power and logic level ground pins to facilitate maximum system flexibility. - What are some typical applications of the TPIC6A259DWG4?
Typical applications include working registers, serial-holding registers, decoders, and demultiplexers in digital systems. - What is the avalanche energy rating of the TPIC6A259DWG4?
The avalanche energy rating is 75 mJ. - What is the logic supply current of the TPIC6A259DWG4?
The logic supply current is up to 100 µA.
