Encyclopedia Entry: 74LVC573APW-Q100J

Product Overview

• Category: Integrated Circuit (IC)
• Use: Digital Logic Level Shifter
• Characteristics: High-speed, low-power, voltage level translation
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: Octal transparent D-type latch with 3-state outputs
• Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

The 74LVC573APW-Q100J is a high-performance octal transparent D-type latch designed for voltage level translation in digital systems. It operates at a wide supply voltage range of 1.2V to 3.6V and can handle data rates up to 400 Mbps.

Key specifications include: - Input voltage levels: CMOS/TTL compatible - Output voltage levels: CMOS compatible - Maximum propagation delay: 4.5 ns - Output drive capability: ±24 mA - Operating temperature range: -40°C to +125°C

Detailed Pin Configuration

The IC has a total of 20 pins, which are assigned specific functions as follows:

1. GND: Ground
2. D0-D7: Data inputs
3. OE: Output enable input
4. LE: Latch enable input
5. Q0-Q7: Outputs
6. VCC: Positive power supply

Functional Features

• Transparent Latching: The latch allows the input data to pass through to the outputs when the latch enable (LE) input is high.
• Output Enable Control: The output enable (OE) input controls the tri-state outputs, allowing them to be either active or in a high-impedance state.
• Wide Voltage Range: The IC supports voltage level translation between different logic families, making it suitable for mixed-voltage systems.
• High-Speed Operation: With a maximum propagation delay of 4.5 ns, the IC can handle high-speed data transfers.

Advantages and Disadvantages

Advantages: - High-speed operation enables efficient data transfer. - Wide voltage range allows for compatibility with various logic families. - Low power consumption enhances energy efficiency. - Small package size saves board space.

Disadvantages: - Limited output drive capability may restrict use in certain applications. - The TSSOP package may be more challenging to solder compared to other packages.

Working Principles

The 74LVC573APW-Q100J is based on transparent latching technology. When the latch enable (LE) input is high, the input data is transferred to the outputs (Q0-Q7). The output enable (OE) input controls the tri-state outputs, allowing them to be either active or in a high-impedance state. This enables bidirectional communication between different voltage domains.

Detailed Application Field Plans

The 74LVC573APW-Q100J is commonly used in various digital systems that require voltage level translation. Some application fields include: - Microcontrollers and microprocessors - Communication systems - Data acquisition systems - Industrial automation - Automotive electronics

Detailed and Complete Alternative Models

• 74HC573: Similar octal transparent latch with 3-state outputs, compatible with CMOS/TTL logic levels.
• SN74LVCH573A: Octal transparent D-type latch with 3-state outputs, operates at a wider supply voltage range of 1.65V to 3.6V.
• CD74HCT573: Octal transparent latch with 3-state outputs, compatible with TTL logic levels.

(Note: This list is not exhaustive and there are several alternative models available in the market.)

---

Word Count: 400 words