SN74LVTH125IPWREP

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Logic Level Translator
• Characteristics:
  • Low Voltage TTL (LVTTL) to High-Speed CMOS (HCMOS) Translation
  • 3-State Outputs
  • Wide Operating Voltage Range: 1.65V to 5.5V
  • High-Speed Operation: 4.8 ns Maximum Propagation Delay Time
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: Logic level translation between LVTTL and HCMOS signals
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 1.65V to 5.5V
• Input Voltage Range:
  • High-Level Input Voltage (VIH): 2.0V to VCC + 0.5V
  • Low-Level Input Voltage (VIL): -0.5V to 0.8V
• Output Voltage Range:
  • High-Level Output Voltage (VOH): 2.4V (min) at IOH = -12mA
  • Low-Level Output Voltage (VOL): 0.4V (max) at IOL = 24mA
• Maximum Propagation Delay Time: 4.8 ns
• Operating Temperature Range: -40°C to 85°C

Detailed Pin Configuration

The SN74LVTH125IPWREP IC has a total of 14 pins arranged as follows:

___________ | | 1 | 1A | 14 2 | 1Y | 13 3 | GND | 12 4 | 2A | 11 5 | 2Y | 10 6 | 3A | 9 7 | 3Y | 8 |___________|

Functional Features

• Logic Level Translation: The SN74LVTH125IPWREP is designed to translate LVTTL signals to HCMOS levels, allowing seamless communication between devices operating at different voltage levels.
• 3-State Outputs: The IC features 3-state outputs, enabling multiple devices to share a common bus without interfering with each other's signals.
• High-Speed Operation: With a maximum propagation delay time of 4.8 ns, the IC ensures fast and efficient signal translation.

Advantages and Disadvantages

Advantages: - Wide operating voltage range allows compatibility with various systems. - 3-state outputs facilitate bus sharing and reduce signal interference. - High-speed operation enables quick signal translation.

Disadvantages: - Limited pin count may restrict the number of signals that can be translated simultaneously. - Requires careful consideration of input and output voltage levels to ensure proper functionality.

Working Principles

The SN74LVTH125IPWREP operates by receiving LVTTL signals on its input pins (1A, 2A, 3A) and translating them to HCMOS levels on the corresponding output pins (1Y, 2Y, 3Y). The IC utilizes internal circuitry to perform the level translation while maintaining signal integrity and minimizing propagation delays.

Detailed Application Field Plans

The SN74LVTH125IPWREP finds applications in various fields where logic level translation is required. Some potential application areas include: - Microcontrollers and microprocessors interfacing with peripheral devices operating at different voltage levels. - Communication systems involving mixed-voltage components, such as UART (Universal Asynchronous Receiver-Transmitter) interfaces. - Industrial automation systems where different subsystems operate at distinct voltage levels.

Detailed and Complete Alternative Models

• SN74LVC125A: Similar logic level translator with 3-state outputs, operating voltage range of 1.65V to 5.5V, and a maximum propagation delay time of 4.3 ns.
• SN74LVTH16245ADGGR: Logic level translator with 16-bit bidirectional bus transceiver, operating voltage range of 1.65V to 3.6V, and a maximum propagation delay time of 2.8 ns.

(Note: The above alternative models are provided for reference purposes and may have different specifications and pin configurations. It is recommended to consult the respective datasheets for detailed information.)

In conclusion, the SN74LVTH125IPWREP is an integrated circuit designed for logic level translation between LVTTL and HCMOS signals. With its wide operating voltage range, high-speed operation, and 3-state outputs, it offers a reliable solution for interfacing devices operating at different voltage levels. Its compact TSSOP package makes it suitable for space-constrained applications.