CD74HC374M
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Texas Instruments CD74HC374M

Manufacturer No:
CD74HC374M
Manufacturer:
Texas Instruments
Package:
Tube
Description:
IC FF D-TYPE SNGL 8BIT 20SOIC
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Payment:
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Product Introduction

Overview

The CD74HC374M is a high-speed CMOS logic octal D-type flip-flop with 3-state outputs, manufactured by Texas Instruments. This integrated circuit is designed for use in a variety of digital logic applications, offering features such as buffered inputs, common three-state output enable control, and the capability to drive bus lines. The device operates over a wide temperature range of –55°C to 125°C, making it suitable for diverse environmental conditions.

Key Specifications

Parameter Value Unit
Package SOIC (DW) -
Pins 20 -
Operating Temperature Range –55 to 125 °C
Supply Voltage (VCC) 2 to 6 V
Typical Propagation Delay (Clock to Q) 15 ns at VCC = 5 V, CL = 15 pF, TA = 25°C ns
Fanout (over temperature range) Standard outputs: 10 LSTTL loads, Bus driver outputs: 15 LSTTL loads -
Maximum Clock Frequency Up to 35 MHz at VCC = 6 V MHz
Input Leakage Current ±1 μA at VIL or VIH μA
Quiescent Device Current Up to 160 μA at VCC = 5.5 V μA

Key Features

  • Buffered inputs
  • Common three-state output enable control
  • Three-state outputs
  • Bus line driving capability
  • Wide operating temperature range: –55°C to 125°C
  • Balanced propagation delay and transition times
  • Significant power reduction compared to LSTTL Logic ICs
  • HC types: 2-V to 6-V operation, high noise immunity
  • HCT types: 4.5-V to 5.5-V operation, direct LSTTL input logic compatibility
  • CMOS input compatibility, low input leakage current (≤ 1 μA)

Applications

The CD74HC374M is suitable for various digital logic applications, including:

  • Memory and data storage systems
  • Sequential logic circuits
  • Bus-oriented systems requiring three-state outputs
  • Industrial control systems
  • Aerospace and automotive electronics where wide temperature range is necessary

Q & A

  1. What is the CD74HC374M?

    The CD74HC374M is a high-speed CMOS logic octal D-type flip-flop with 3-state outputs, manufactured by Texas Instruments.

  2. What is the operating temperature range of the CD74HC374M?

    The operating temperature range is –55°C to 125°C.

  3. What is the typical propagation delay of the CD74HC374M?

    The typical propagation delay is 15 ns at VCC = 5 V, CL = 15 pF, TA = 25°C.

  4. What is the maximum clock frequency of the CD74HC374M?

    The maximum clock frequency is up to 35 MHz at VCC = 6 V.

  5. What are the key features of the CD74HC374M?

    Key features include buffered inputs, common three-state output enable control, three-state outputs, bus line driving capability, and a wide operating temperature range.

  6. What types of applications is the CD74HC374M suitable for?

    The CD74HC374M is suitable for memory and data storage systems, sequential logic circuits, bus-oriented systems, industrial control systems, and aerospace and automotive electronics.

  7. What is the package type of the CD74HC374M?

    The package type is SOIC (DW) with 20 pins.

  8. What is the supply voltage range for the CD74HC374M?

    The supply voltage range is 2 to 6 volts.

  9. Does the CD74HC374M have high noise immunity?

    Yes, the CD74HC374M has high noise immunity with NIL = 30%, NIH = 30% of VCC at VCC = 5 V.

  10. What is the input leakage current of the CD74HC374M?

    The input leakage current is ±1 μA at VIL or VIH.

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:60 MHz
Max Propagation Delay @ V, Max CL:28ns @ 6V, 50pF
Trigger Type:Positive Edge
Current - Output High, Low:7.8mA, 7.8mA
Voltage - Supply:2V ~ 6V
Current - Quiescent (Iq):8 µA
Input Capacitance:10 pF
Operating Temperature:-55°C ~ 125°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 CD74HC374M CD74HC574M CD74HC377M CD74HCT374M CD74HC74M CD74HC174M CD74HC374E
Manufacturer Texas Instruments Harris Corporation Harris Corporation Harris Corporation Texas Instruments Harris Corporation Texas Instruments
Product Status Active Obsolete Obsolete Obsolete Active Obsolete Active
Function Standard Standard Standard Standard Set(Preset) and Reset Master Reset Standard
Type D-Type D-Type D-Type D-Type D-Type D-Type D-Type
Output Type Tri-State, Non-Inverted Tri-State, Non-Inverted Non-Inverted Tri-State, Non-Inverted Complementary Non-Inverted Tri-State, Non-Inverted
Number of Elements 1 1 1 1 2 1 1
Number of Bits per Element 8 8 8 8 1 6 8
Clock Frequency 60 MHz 60 MHz 60 MHz 60 MHz 50 MHz 35 MHz 60 MHz
Max Propagation Delay @ V, Max CL 28ns @ 6V, 50pF 28ns @ 6V, 50pF 30ns @ 6V, 50pF 33ns @ 4.5V, 50pF 30ns @ 6V, 50pF 28ns @ 6V, 50pF 28ns @ 6V, 50pF
Trigger Type Positive Edge Positive Edge Positive Edge Positive Edge Positive Edge Positive Edge Positive Edge
Current - Output High, Low 7.8mA, 7.8mA 7.8mA, 7.8mA 5.2mA, 5.2mA 6mA, 6mA 5.2mA, 5.2mA 5.2mA, 5.2mA 7.8mA, 7.8mA
Voltage - Supply 2V ~ 6V 2V ~ 6V 2V ~ 6V 4.5V ~ 5.5V 2V ~ 6V 2V ~ 6V 2V ~ 6V
Current - Quiescent (Iq) 8 µA 8 µA 8 µA 8 µA 4 µA 8 µA 8 µA
Input Capacitance 10 pF 10 pF 10 pF 10 pF 10 pF 10 pF 10 pF
Operating Temperature -55°C ~ 125°C (TA) -55°C ~ 125°C (TA) -55°C ~ 125°C (TA) -55°C ~ 125°C (TA) -55°C ~ 125°C (TA) -55°C ~ 125°C (TA) -55°C ~ 125°C (TA)
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount Through Hole
Supplier Device Package 20-SOIC 20-SOIC 20-SOIC 20-SOIC 14-SOIC 16-SOIC 20-PDIP
Package / Case 20-SOIC (0.295", 7.50mm Width) 20-SOIC (0.295", 7.50mm Width) 20-SOIC (0.295", 7.50mm Width) 20-SOIC (0.295", 7.50mm Width) 14-SOIC (0.154", 3.90mm Width) 16-SOIC (0.154", 3.90mm Width) 20-DIP (0.300", 7.62mm)

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