PI3C3245QE

Product Overview

• Category: Integrated Circuit
• Use: Signal Switching and Level Shifting
• Characteristics: High-speed, low-power, bidirectional voltage level translator
• Package: 20-pin TSSOP (Thin Shrink Small Outline Package)
• Essence: Translates signals between different voltage domains
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 1.65V to 3.6V
• Operating Temperature Range: -40°C to +85°C
• Switching Speed: 5ns maximum propagation delay
• Input/Output Capacitance: 4pF typical
• Input/Output Leakage Current: ±10µA maximum

Detailed Pin Configuration

The PI3C3245QE has a total of 20 pins, which are assigned as follows:

1. OE (Output Enable) A
2. I/O A0
3. I/O A1
4. GND (Ground)
5. I/O A2
6. VCCA (Voltage Supply for Side A)
7. I/O A3
8. I/O A4
9. VCCB (Voltage Supply for Side B)
10. I/O B4
11. I/O B3
12. I/O B2
13. GND
14. I/O B1
15. I/O B0
16. OE B
17. I/O B5
18. I/O B6
19. VCC (Power Supply)
20. I/O B7

Functional Features

• Bidirectional voltage level translation between two voltage domains
• Supports voltage translation from 1.65V to 3.6V
• Low power consumption
• High-speed switching with minimal propagation delay
• ESD (Electrostatic Discharge) protection on all pins

Advantages and Disadvantages

Advantages

• Wide supply voltage range allows compatibility with various systems
• Fast switching speed enables efficient signal transmission
• Low power consumption helps conserve energy
• ESD protection ensures robustness against electrostatic discharge

Disadvantages

• Limited to bidirectional voltage level translation
• Not suitable for applications requiring translation beyond the specified voltage range

Working Principles

The PI3C3245QE is designed to translate signals between two voltage domains. It utilizes a combination of MOSFETs and control logic to achieve bidirectional voltage level shifting. The OE pins control the direction of translation, enabling or disabling the signal flow between the two sides.

Detailed Application Field Plans

The PI3C3245QE is commonly used in various applications that require voltage level translation, such as:

1. Communication interfaces (e.g., UART, I2C, SPI) between different voltage domains
2. Mixed-voltage system integration
3. Battery-powered devices with multiple voltage requirements
4. Industrial automation and control systems
5. Consumer electronics

Detailed and Complete Alternative Models

1. TXS0108E: 8-bit bidirectional voltage-level translator with automatic direction sensing
2. SN74LVC4245A: Octal dual-supply translating transceiver with configurable voltage-level shifting
3. PCA9306: Dual bidirectional I2C-bus and SMBus voltage-level translator
4. FXMA2102: 2-bit bidirectional voltage-level translator with integrated ESD protection

These alternative models offer similar functionality and can be considered as substitutes for the PI3C3245QE in specific applications.

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