SN74AHCT16373DL

Product Overview

• Category: Integrated Circuit (IC)
• Use: Data storage and transfer
• Characteristics: High-speed, low-power consumption
• Package: 48-pin TSSOP (Thin Shrink Small Outline Package)
• Essence: 16-bit transparent D-type latch with 3-state outputs
• Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

• Supply voltage range: 4.5V to 5.5V
• Input voltage range: 0V to VCC
• Output voltage range: 0V to VCC
• Operating temperature range: -40°C to +85°C
• Maximum clock frequency: 80 MHz
• Output drive capability: ±24 mA

Pin Configuration

The SN74AHCT16373DL has a total of 48 pins, which are divided into various functional groups:

1. Group A (pins 1-8): Data inputs (D0-D7)
2. Group B (pins 9-16): Data inputs (D8-D15)
3. Group C (pins 17-24): 3-state output enable inputs (OE0-OE7)
4. Group D (pins 25-32): Latch enable inputs (LE0-LE7)
5. Group E (pins 33-40): Clock inputs (CLK0-CLK7)
6. Group F (pins 41-48): 3-state outputs (Q0-Q7)

Functional Features

• 16-bit transparent D-type latches with 3-state outputs
• Independent clock and latch enable inputs for each latch
• High-speed operation with minimal power consumption
• 3-state outputs allow multiple devices to share a common bus
• Non-inverting outputs for easy interfacing with other logic circuits

Advantages and Disadvantages

Advantages: - High-speed operation enables efficient data transfer - Low-power consumption for energy-efficient applications - 3-state outputs facilitate bus sharing in complex systems - Non-inverting outputs simplify circuit design and integration

Disadvantages: - Limited voltage range (4.5V to 5.5V) - Temperature limitations (-40°C to +85°C) - Requires external clock signal for proper operation

Working Principles

The SN74AHCT16373DL is a latch-based storage device that can store and transfer 16 bits of data. It operates based on the clock and latch enable inputs provided. When the latch enable input is high, the data at the corresponding data input pins is latched and stored. The stored data can then be outputted through the 3-state output pins when the output enable input is also high.

Detailed Application Field Plans

The SN74AHCT16373DL is commonly used in various digital systems where data storage and transfer are required. Some specific application fields include:

1. Microcontrollers: Used for storing and transferring data between the microcontroller and other peripheral devices.
2. Communication Systems: Facilitates data transmission and reception in communication protocols such as UART, SPI, and I2C.
3. Memory Modules: Enables data storage and retrieval in memory modules like RAM and ROM.
4. Data Acquisition Systems: Used for capturing and processing analog signals into digital data for further analysis.

Detailed and Complete Alternative Models

1. SN74AHCT16373DGGR: Similar to SN74AHCT16373DL but in a different package (56-pin TSSOP).
2. MC74ACT16373DW: 16-bit transparent D-type latch with 3-state outputs from Motorola.
3. CD74HCT16373E: High-speed CMOS logic IC with similar functionality from Texas Instruments.

These alternative models offer similar features and can be used as substitutes for the SN74AHCT16373DL in various applications.

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