SN74AHC373PW

Product Overview

• Category: Integrated Circuit (IC)
• Use: Octal Transparent D-Type Latches with 3-State Outputs
• Characteristics:
  • High-speed CMOS technology
  • Eight latches in a single package
  • 3-state outputs for bus-oriented applications
  • Low power consumption
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: The SN74AHC373PW is an integrated circuit that provides eight transparent D-type latches with 3-state outputs. It is commonly used in digital systems where data storage and transfer are required.

Packaging/Quantity

The SN74AHC373PW is typically packaged in reels or tubes, containing a specific quantity of ICs per package. The exact packaging and quantity may vary depending on the manufacturer and supplier.

Specifications

• Supply Voltage Range: 2 V to 5.5 V
• Input Voltage Range: 0 V to VCC
• Output Voltage Range: 0 V to VCC
• Operating Temperature Range: -40°C to +85°C
• Maximum Clock Frequency: 100 MHz
• Maximum Propagation Delay: 8 ns
• Number of Pins: 20

Detailed Pin Configuration

The SN74AHC373PW has a total of 20 pins, each serving a specific function. The pin configuration is as follows:

1. Pin 1: Output Enable (OE)
2. Pin 2: Data Input (D0)
3. Pin 3: Data Input (D1)
4. Pin 4: Data Input (D2)
5. Pin 5: Data Input (D3)
6. Pin 6: Data Input (D4)
7. Pin 7: Data Input (D5)
8. Pin 8: Data Input (D6)
9. Pin 9: Data Input (D7)
10. Pin 10: GND (Ground)
11. Pin 11: Clock (CLK)
12. Pin 12: Latch Enable (LE)
13. Pin 13: Output (Q0)
14. Pin 14: Output (Q1)
15. Pin 15: Output (Q2)
16. Pin 16: Output (Q3)
17. Pin 17: Output (Q4)
18. Pin 18: Output (Q5)
19. Pin 19: Output (Q6)
20. Pin 20: VCC (Supply Voltage)

Functional Features

The SN74AHC373PW offers the following functional features:

• Octal transparent D-type latches with 3-state outputs
• High-speed operation using CMOS technology
• Individual latch enable and output enable controls
• 3-state outputs for bus-oriented applications
• Low power consumption
• Wide supply voltage range

Advantages and Disadvantages

Advantages: - High-speed operation allows for efficient data transfer - Individual latch and output enable controls provide flexibility in system design - 3-state outputs facilitate bus-oriented applications - Low power consumption helps conserve energy

Disadvantages: - Limited number of latches per package (eight in this case) - May require additional components for certain applications

Working Principles

The SN74AHC373PW operates based on the principles of transparent latch functionality. When the latch enable (LE) input is high, the data inputs (D0-D7) are transferred to the corresponding outputs (Q0-Q7). The output enable (OE) input controls the state of the outputs. When OE is low, the outputs are active; when OE is high, the outputs are in a high-impedance state.

Detailed Application Field Plans

The SN74AHC373PW is commonly used in various digital systems and applications, including:

1. Microprocessor-based systems
2. Data storage and transfer systems
3. Address and data buses
4. Memory interfacing
5. Input/output (I/O) expansion

Detailed and Complete Alternative Models

There are several alternative models available that offer similar functionality to the SN74AHC373PW. Some of the notable alternatives include:

1. 74HC373: This model is compatible with the SN74AHC373PW and offers similar features.
2. CD74HCT373: A high-speed CMOS logic IC with octal transparent latches.
3. MC74ACT373: An advanced CMOS version of the octal transparent latch.

These alternative models can be considered based on specific requirements and compatibility with existing systems.

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