PI5C3245QE

Product Overview

• Category: Integrated Circuit (IC)
• Use: Signal Switching and Level Shifting
• Characteristics: High-speed, Bidirectional, 8-bit, Non-inverting
• Package: 20-pin TSSOP (Thin Shrink Small Outline Package)
• Essence: The PI5C3245QE is a versatile signal switch that allows bidirectional level shifting between two voltage domains.
• Packaging/Quantity: Available in tape and reel packaging with 2500 units per reel.

Specifications

• Number of Channels: 8
• Voltage Range: 1.65V to 5.5V
• Switching Speed: 5ns (Max)
• On-Resistance: 6Ω (Typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The PI5C3245QE has a total of 20 pins arranged as follows:

___________ | | 1 |1 20| VCCB 2 |2 19| B7 3 |3 18| A7 4 |4 17| B6 5 |5 16| A6 6 |6 15| B5 7 |7 14| A5 8 |8 13| GND 9 |9 12| OE# 10 |10 11| A4 |___________|

Functional Features

• Bidirectional signal switching between two voltage domains.
• Non-inverting operation preserves the signal integrity.
• High-speed switching allows for efficient data transfer.
• Low on-resistance minimizes signal attenuation.
• Wide operating voltage range enables compatibility with various systems.

Advantages and Disadvantages

Advantages

• Versatile solution for level shifting and signal switching applications.
• High-speed operation ensures fast data transmission.
• Non-inverting functionality maintains signal integrity.
• Compact TSSOP package saves board space.
• Wide operating voltage range enhances compatibility.

Disadvantages

• Limited number of channels (8) may not be sufficient for complex systems requiring more connections.
• On-resistance (6Ω) may introduce some signal attenuation, especially in high-frequency applications.

Working Principles

The PI5C3245QE utilizes a combination of MOSFETs and control logic to enable bidirectional signal switching. When the control input (OE#) is active low, the switch is turned on, allowing signals to pass between the A and B channels. In the inactive state, the switch is turned off, isolating the two domains.

Detailed Application Field Plans

The PI5C3245QE finds applications in various fields, including:

1. Communication Systems: Used for level shifting and signal routing in data communication networks.
2. Industrial Automation: Enables interfacing between different voltage levels in industrial control systems.
3. Consumer Electronics: Facilitates signal translation between different subsystems in electronic devices.
4. Automotive Electronics: Provides level shifting capabilities for automotive control modules.
5. Medical Equipment: Used for signal switching and isolation in medical diagnostic and monitoring devices.

Detailed and Complete Alternative Models

1. SN74LV245A: 8-bit Bidirectional Transceiver with 3-state Outputs
2. MC74LCX245: Low Voltage CMOS Octal Bus Transceiver with 3-state Outputs
3. CD74HCT245: High-Speed CMOS Logic Octal Bus Transceiver with 3-state Outputs
4. 74LVC245A: Low Voltage CMOS Octal Bus Transceiver with 3-state Outputs

These alternative models offer similar functionality and can be considered as substitutes for the PI5C3245QE in various applications.

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