CD40109BQNSRQ1

Product Overview

• Category: Integrated Circuit (IC)
• Use: Logic Level Shifter
• Characteristics:
  • High-speed operation
  • Wide voltage range
  • Low power consumption
• Package: QFN (Quad Flat No-Lead)
• Essence: Logic level shifting between different voltage domains
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 3V to 18V
• Logic Voltage Levels:
  • High-Level Input Voltage (VIH): 2V to VDD
  • Low-Level Input Voltage (VIL): GND to 0.8V
  • High-Level Output Voltage (VOH): VDD - 0.5V
  • Low-Level Output Voltage (VOL): 0.5V
• Operating Temperature Range: -40°C to +125°C
• Propagation Delay: 10 ns (typical)

Pin Configuration

The CD40109BQNSRQ1 has a total of 16 pins arranged as follows:

___________ | | 1 | 16 | VDD 2 | 15 | A0 3 | 14 | B0 4 | 13 | A1 5 | 12 | B1 6 | 11 | A2 7 | 10 | B2 8 | 9 | GND |___________|

Functional Features

• Logic level shifting between different voltage domains
• Non-inverting level shifting
• High-speed operation suitable for data transmission applications
• Wide voltage range allows compatibility with various systems
• Low power consumption for energy-efficient designs

Advantages and Disadvantages

Advantages: - High-speed operation enables fast data transmission - Wide voltage range provides flexibility in system integration - Low power consumption helps conserve energy

Disadvantages: - Limited number of input/output channels (3 pairs) - Propagation delay may affect real-time applications

Working Principles

The CD40109BQNSRQ1 is a logic level shifter that allows interfacing between different voltage domains. It operates by using a combination of MOSFETs to shift the logic levels of input signals to match the desired output voltage levels. The device ensures non-inverting level shifting, maintaining the logical relationship between the input and output signals.

Detailed Application Field Plans

The CD40109BQNSRQ1 can be used in various applications where logic level shifting is required. Some potential application fields include:

1. Communication Systems: The IC can be used to interface between different voltage levels in communication systems, such as UART, SPI, or I2C interfaces.
2. Sensor Networks: It can be utilized in sensor networks to enable communication between sensors operating at different voltage levels.
3. Industrial Automation: The IC can be employed in industrial automation systems to interface between control units and various sensors or actuators.
4. Embedded Systems: It finds application in embedded systems where multiple voltage domains need to be interconnected.

Detailed and Complete Alternative Models

1. CD40109BE: DIP package, 16-pin configuration
2. CD40109BF: SOIC package, 16-pin configuration
3. CD40109BM: SOP package, 16-pin configuration
4. CD40109BPW: TSSOP package, 16-pin configuration

These alternative models offer similar functionality and can be used as replacements for the CD40109BQNSRQ1 in various applications.

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