SN74HCT574DW
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Texas Instruments SN74HCT574DW

Manufacturer No:
SN74HCT574DW
Manufacturer:
Texas Instruments
Package:
Bulk
Description:
IC FF D-TYPE SNGL 8BIT 20SOIC
Delivery:
Payment:
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Product Introduction

Overview

The SN74HCT574DW is an octal edge-triggered D-type flip-flop integrated circuit produced by Texas Instruments. This device is part of the 74HCT family of CMOS logic ICs, known for their high-speed operation and low power consumption. The SN74HCT574DW features 3-state outputs, making it particularly suitable for bus driving applications. It is widely used in implementing buffer registers, I/O ports, bidirectional bus drivers, and working registers.

Key Specifications

Parameter Value Unit
Operating Voltage Range 4.5 to 5.5 V
Maximum Operating Supply Voltage 5.5 V
Minimum Operating Supply Voltage 4.5 V
Operating Temperature Range -40 to 85 °C
Maximum Propagation Delay Time 53 ns @ 4.5 V ns
Output Drive (IOL/IOH) ±6 mA mA
Input Current 1 μA max μA
Power Consumption (ICC) 80 μA max μA
Package Type SOIC-20
Pin Count 20
Number of Elements per Chip 8
Triggering Type Positive Edge
Polarity Non-Inverting

Key Features

  • Operating voltage range of 4.5V to 5.5V
  • High-current 3-state noninverting outputs drive bus lines directly or up to 15 LSTTL loads
  • Low power consumption, 80μA max ICC
  • Typical propagation delay time of 22ns
  • ±6mA output drive at 5V
  • Low input current of 1μA max
  • Inputs are TTL-voltage compatible
  • Bus-structured pinout
  • Positive edge triggering
  • Non-inverting outputs

Applications

The SN74HCT574DW is suitable for various applications, including:

  • Implementing buffer registers
  • I/O ports
  • Bidirectional bus drivers
  • Working registers
  • Bus driving in digital systems

Q & A

  1. What is the operating voltage range of the SN74HCT574DW?

    The operating voltage range is from 4.5V to 5.5V.

  2. What type of outputs does the SN74HCT574DW have?

    The device features 3-state noninverting outputs.

  3. What is the maximum propagation delay time of the SN74HCT574DW?

    The maximum propagation delay time is 53 ns at 4.5 V.

  4. What is the output drive capability of the SN74HCT574DW?

    The output drive capability is ±6 mA at 5 V.

  5. What is the input current of the SN74HCT574DW?

    The input current is 1 μA max.

  6. Is the SN74HCT574DW compatible with TTL inputs?

    Yes, the inputs are TTL-voltage compatible.

  7. What is the triggering type of the SN74HCT574DW?

    The triggering type is positive edge.

  8. What is the package type of the SN74HCT574DW?

    The package type is SOIC-20.

  9. What is the operating temperature range of the SN74HCT574DW?

    The operating temperature range is from -40°C to 85°C).

  10. What are some common applications of the SN74HCT574DW?

    Common applications include implementing buffer registers, I/O ports, bidirectional bus drivers, and working registers).

Product Attributes

Function:Standard
Type:D-Type
Output Type:Tri-State, Non-Inverted
Number of Elements:1
Number of Bits per Element:8
Clock Frequency:40 MHz
Max Propagation Delay @ V, Max CL:47ns @ 5.5V, 150pF
Trigger Type:Positive Edge
Current - Output High, Low:6mA, 6mA
Voltage - Supply:4.5V ~ 5.5V
Current - Quiescent (Iq):8 µA
Input Capacitance:3 pF
Operating Temperature:-40°C ~ 85°C (TA)
Mounting Type:Surface Mount
Supplier Device Package:20-SOIC
Package / Case:20-SOIC (0.295", 7.50mm Width)
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Similar Products

Part Number SN74HCT574DW SN74HCT574DWR SN74HCT574PW SN74HC574DW SN74HCT374DW SN74HCT534DW
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Product Status Active Active Active Active Active Active
Function Standard Standard Standard Standard Standard Standard
Type D-Type D-Type D-Type D-Type D-Type D-Type
Output Type Tri-State, Non-Inverted Tri-State, Non-Inverted Tri-State, Non-Inverted Tri-State, Non-Inverted Tri-State, Non-Inverted Tri-State, Inverted
Number of Elements 1 1 1 1 1 1
Number of Bits per Element 8 8 8 8 8 8
Clock Frequency 40 MHz 40 MHz 40 MHz 36 MHz 40 MHz 50 MHz
Max Propagation Delay @ V, Max CL 47ns @ 5.5V, 150pF 47ns @ 5.5V, 150pF 47ns @ 5.5V, 150pF 46ns @ 6V, 150pF 25ns @ 5.5V, 50pF 35ns @ 4.5V, 50pF
Trigger Type Positive Edge Positive Edge Positive Edge Positive Edge Positive Edge Positive Edge
Current - Output High, Low 6mA, 6mA 6mA, 6mA 6mA, 6mA 7.8mA, 7.8mA 6mA, 6mA 6mA, 6mA
Voltage - Supply 4.5V ~ 5.5V 4.5V ~ 5.5V 4.5V ~ 5.5V 2V ~ 6V 4.5V ~ 5.5V 4.5V ~ 5.5V
Current - Quiescent (Iq) 8 µA 8 µA 8 µA 8 µA 8 µA 8 µA
Input Capacitance 3 pF 3 pF 3 pF 3 pF 3 pF 10 pF
Operating Temperature -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -55°C ~ 125°C (TA)
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount
Supplier Device Package 20-SOIC 20-SOIC 20-TSSOP 20-SOIC 20-SOIC 20-SOIC
Package / Case 20-SOIC (0.295", 7.50mm Width) 20-SOIC (0.295", 7.50mm Width) 20-TSSOP (0.173", 4.40mm Width) 20-SOIC (0.295", 7.50mm Width) 20-SOIC (0.295", 7.50mm Width) 20-SOIC (0.295", 7.50mm Width)

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