SN74AHCT373DWR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Octal Transparent D-Type Latches with 3-State Outputs
• Characteristics:
  • High-speed operation
  • 3-state outputs for bus-oriented applications
  • Wide operating voltage range: 2 V to 5.5 V
  • Low power consumption
  • Schmitt-trigger inputs for noise immunity
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: This IC is designed to store and control the state of eight data bits in a digital system.
• Packaging/Quantity: Tape and Reel, 2500 pieces per reel

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
• Input Capacitance: 3 pF
• Output Capacitance: 6 pF
• Propagation Delay Time: 9 ns (max)
• Output Current: ±8 mA

Detailed Pin Configuration

The SN74AHCT373DWR has a total of 20 pins. The pin configuration is as follows:

1. GND (Ground)
2. D0 (Data Input 0)
3. D1 (Data Input 1)
4. D2 (Data Input 2)
5. D3 (Data Input 3)
6. D4 (Data Input 4)
7. D5 (Data Input 5)
8. D6 (Data Input 6)
9. D7 (Data Input 7)
10. OE (Output Enable)
11. CP (Clock Pulse)
12. LE (Latch Enable)
13. Q0 (Output 0)
14. Q1 (Output 1)
15. Q2 (Output 2)
16. Q3 (Output 3)
17. Q4 (Output 4)
18. Q5 (Output 5)
19. Q6 (Output 6)
20. VCC (Supply Voltage)

Functional Features

• Octal transparent latch with 3-state outputs
• Latch enable and output enable control inputs
• Schmitt-trigger inputs for improved noise immunity
• High-speed operation suitable for bus-oriented applications
• Wide operating voltage range allows compatibility with various systems
• Low power consumption for energy-efficient designs

Advantages and Disadvantages

Advantages: - High-speed operation enables efficient data transfer - 3-state outputs facilitate bus-oriented applications - Wide operating voltage range provides flexibility in system integration - Low power consumption contributes to energy efficiency - Schmitt-trigger inputs enhance noise immunity

Disadvantages: - Limited output current may restrict certain applications requiring higher current handling - Propagation delay time may affect real-time applications with strict timing requirements

Working Principles

The SN74AHCT373DWR is an octal transparent latch that stores and controls the state of eight data bits. It operates based on clock pulses and latch enable signals. When the latch enable (LE) input is high, the data inputs (D0-D7) are transferred to the corresponding outputs (Q0-Q7) when a clock pulse (CP) is received. The output enable (OE) input controls the 3-state outputs, allowing them to be either active or in a high-impedance state.

Detailed Application Field Plans

The SN74AHCT373DWR is commonly used in various digital systems where the storage and control of multiple data bits are required. Some specific application fields include:

1. Microcontrollers and microprocessors
2. Data communication systems
3. Memory modules
4. Industrial automation systems
5. Automotive electronics
6. Consumer electronics

Detailed and Complete Alternative Models

1. SN74AHCT373NSR - SOIC package, 2500 pieces per reel
2. SN74AHCT373PWR - TSSOP (Thin Shrink Small Outline Package), 2000 pieces per reel
3. SN74AHCT373DGVRE4 - TVSOP (Thin Very Small Outline Package), 3000 pieces per reel
4. SN74AHCT373DBR - SSOP (Shrink Small Outline Package), 2000 pieces per reel
5. SN74AHCT373PWLE - TSSOP package, 2000 pieces per reel

These alternative models offer similar functionality and characteristics to the SN74AHCT373DWR, providing options for different packaging requirements or quantities.

Word count: 526 words