SN74LVCC3245ADWE4

Product Overview

• Category: Integrated Circuit (IC)
• Use: Level Shifter and Bus Transceiver
• Characteristics: Bi-directional voltage level translation, 3-state outputs, low power consumption
• Package: SOIC (Small Outline Integrated Circuit) package
• Essence: This IC is designed to provide bidirectional voltage level translation between different logic levels in electronic circuits.
• Packaging/Quantity: Available in tape and reel packaging, with a quantity of 2500 units per reel.

Specifications

• Supply Voltage Range: 1.65V to 5.5V
• Logic Voltage Levels: 1.8V, 2.5V, 3.3V, and 5V
• Number of Channels: 8
• Input/Output Type: Tri-State
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay Time: 6.5ns (max)
• Output Current: ±24mA
• ESD Protection: >2000V (Human Body Model)

Detailed Pin Configuration

The SN74LVCC3245ADWE4 has a total of 20 pins. The pin configuration is as follows:

1. OE (Output Enable) 1
2. A1 (Data Direction Control) 1
3. I/O1 (Bidirectional Data I/O) 1
4. GND (Ground)
5. I/O2 (Bidirectional Data I/O) 2
6. A2 (Data Direction Control) 2
7. OE (Output Enable) 2
8. VCC (Supply Voltage)
9. I/O3 (Bidirectional Data I/O) 3
10. A3 (Data Direction Control) 3
11. I/O4 (Bidirectional Data I/O) 4
12. GND (Ground)
13. I/O5 (Bidirectional Data I/O) 5
14. A4 (Data Direction Control) 4
15. OE (Output Enable) 3
16. VCC (Supply Voltage)
17. I/O6 (Bidirectional Data I/O) 6
18. A5 (Data Direction Control) 5
19. I/O7 (Bidirectional Data I/O) 7
20. I/O8 (Bidirectional Data I/O) 8

Functional Features

• Bi-directional voltage level translation between different logic levels.
• 3-state outputs allow multiple devices to share a common bus.
• Low power consumption for energy-efficient operation.
• ESD protection ensures robustness against electrostatic discharge.

Advantages and Disadvantages

Advantages: - Provides seamless voltage level translation in mixed voltage systems. - Allows bidirectional data transfer between different logic levels. - Supports multiple logic voltage levels, providing flexibility in circuit design. - Low power consumption helps conserve energy.

Disadvantages: - Propagation delay time may limit the maximum achievable data transfer rate. - Requires careful consideration of input/output voltage compatibility to avoid damage.

Working Principles

The SN74LVCC3245ADWE4 operates by receiving input signals from one logic level and translating them to another logic level using internal circuitry. The direction of data flow is controlled by the data direction control pins (A1-A5). When the output enable pins (OE1-OE3) are active, the bidirectional data I/O pins (I/O1-I/O8) are enabled, allowing data to be transferred in both directions. The 3-state outputs enable multiple devices to share a common bus without interfering with each other.

Detailed Application Field Plans

The SN74LVCC3245ADWE4 is widely used in various applications, including:

1. Mixed voltage systems: It enables communication between different logic levels in microcontrollers, FPGAs, and other digital devices.
2. Bus transceivers: It facilitates bidirectional data transfer on buses, such as I2C, SPI, and UART.
3. Level shifting: It allows interfacing between devices operating at different voltage levels, ensuring compatibility and seamless communication.

Detailed and Complete Alternative Models

• SN74LVC245ADGVR
• SN74AVC4T245PWRE4
• SN74CBTLV3257PWR
• SN74LVCH245APWRE4
• SN74LVC8T245PWRE4

These alternative models offer similar functionality and can be used as substitutes for the SN74LVCC3245ADWE4 in various applications.

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