74AVCH4T245D,112

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Level Shifter and Translator
• Characteristics:
  • Bidirectional voltage level translation between different logic levels
  • Supports both push-pull and open-drain applications
  • Low power consumption
  • High-speed operation
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: Voltage level shifting and translation
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 1.2V to 3.6V
• Logic Voltage Levels:
  • High-Level Input Voltage (VIH): 0.7 x VCC to VCC + 0.3V
  • Low-Level Input Voltage (VIL): GND to 0.3 x VCC
  • High-Level Output Voltage (VOH): 0.9 x VCC to VCC
  • Low-Level Output Voltage (VOL): GND to 0.1 x VCC
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The 74AVCH4T245D,112 IC has a total of 16 pins arranged in a TSSOP package. The pin configuration is as follows:

Pin 1: A1 Pin 2: OE# Pin 3: A2 Pin 4: VCCB Pin 5: B1 Pin 6: B2 Pin 7: GND Pin 8: B3 Pin 9: B4 Pin 10: VCCA Pin 11: DIR Pin 12: NC Pin 13: A3 Pin 14: A4 Pin 15: VCC Pin 16: GND

Functional Features

• Bidirectional voltage level translation between two independent power supply rails (VCCA and VCCB)
• Automatic direction control based on the DIR pin
• Supports both push-pull and open-drain applications
• Provides voltage level shifting for various logic families (e.g., CMOS, TTL, etc.)
• High-speed operation with minimal propagation delay

Advantages and Disadvantages

Advantages: - Enables seamless communication between devices operating at different voltage levels - Low power consumption - Compact package size - Wide operating temperature range

Disadvantages: - Requires careful consideration of input/output voltage levels to prevent signal distortion or damage - Limited number of bidirectional channels (4 in this case)

Working Principles

The 74AVCH4T245D,112 is a bidirectional level shifter and translator IC. It utilizes a combination of MOSFETs and control circuitry to enable voltage level translation between two independent power supply rails. The direction of translation is controlled by the DIR pin. When the DIR pin is set to a specific logic level, the IC will shift the voltage levels accordingly.

Detailed Application Field Plans

The 74AVCH4T245D,112 IC finds applications in various fields where voltage level translation is required. Some potential application areas include: - Communication systems - Data acquisition systems - Industrial automation - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models that provide similar functionality to the 74AVCH4T245D,112 IC are: - SN74LVC4245A - TXS0104EPWR - PCA9306DCUR

These alternative models offer comparable voltage level translation capabilities and can be considered as substitutes depending on specific requirements and availability.

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