Encyclopedia Entry: 74VCX162240MTDX

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Logic Level Translator
• Characteristics:
  • Voltage Level Translation: 3.3V to 5V and vice versa
  • Bidirectional Translation: Allows data transmission in both directions
  • High-Speed Operation: Supports high-frequency signals
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: The 74VCX162240MTDX is a logic level translator IC that enables bidirectional voltage level translation between 3.3V and 5V signals.
• Packaging/Quantity: Available in reels, with a standard quantity of 2500 units per reel.

Specifications

• Supply Voltage Range: 1.2V to 5.5V
• Input Voltage Range (VREF): 0V to VCC
• Output Voltage Range (A/B): 0V to VCC
• Maximum Operating Frequency: 200 MHz
• Number of Channels: 16
• Input/Output Type: Tri-State
• Input Capacitance: 4 pF
• Output Capacitance: 6 pF
• Propagation Delay Time: 2.8 ns (Max)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The 74VCX162240MTDX has a total of 48 pins, arranged as follows:

A1 1 ─────────────────── 48 VCC B1 2 ─────────────────── 47 OE# A2 3 ─────────────────── 46 B2 B2 4 ─────────────────── 45 A2 GND 5 ─────────────────── 44 B3 A3 6 ─────────────────── 43 OE# B3 7 ─────────────────── 42 A3 A4 8 ─────────────────── 41 B4 B4 9 ─────────────────── 40 A4 GND 10 ─────────────────── 39 B5 A5 11 ─────────────────── 38 OE# B5 12 ─────────────────── 37 A5 A6 13 ─────────────────── 36 B6 B6 14 ─────────────────── 35 A6 GND 15 ─────────────────── 34 B7 A7 16 ─────────────────── 33 OE# B7 17 ─────────────────── 32 A7 A8 18 ─────────────────── 31 B8 B8 19 ─────────────────── 30 A8 GND 20 ─────────────────── 29 B9 A9 21 ─────────────────── 28 OE# B9 22 ─────────────────── 27 A9 A10 23 ─────────────────── 26 B10 B10 24 ─────────────────── 25 A10

Functional Features

• Bidirectional Voltage Level Translation: The 74VCX162240MTDX allows seamless translation of logic signals between 3.3V and 5V, enabling compatibility between different voltage domains.
• Tri-State Outputs: The IC features tri-state outputs, allowing multiple devices to share a common bus without interfering with each other.
• High-Speed Operation: With a maximum operating frequency of 200 MHz, the IC can handle high-speed data transmission.

Advantages and Disadvantages

Advantages

• Wide Voltage Range: Supports voltage translation between 1.2V and 5.5V, making it compatible with various logic families.
• Bidirectional Capability: Enables bidirectional communication between different voltage domains.
• Compact Package: The TSSOP package offers a small footprint, making it suitable for space-constrained applications.
• High-Speed Performance: Capable of handling high-frequency signals up to 200 MHz.

Disadvantages

• Limited Channel Count: The IC provides 16 channels, which may be insufficient for applications requiring a higher number of translation channels.
• Propagation Delay: The propagation delay time of 2.8 ns (maximum) may introduce timing issues in certain high-speed applications.

Working Principles

The 74VCX162240MTDX utilizes a combination of MOSFETs and CMOS technology to achieve voltage level translation. It employs a bidirectional circuit design that allows seamless translation