Fairchild Semiconductor 74LCX112 Low Voltage Dual J-K Flip-Flop Datasheet

The 74LCX112 is a low voltage (3.3V or 2.5) dual J-K negative edge-triggered flip-flop with 5V tolerant inputs that can interface to a 5V signal environment. The 74LCX112 is fabricated with advanced CMOS technology to achieve high speed operation while maintaining CMOS low power dissipation.


Fairchild Semiconductor 74LCX112 Low Voltage Dual J-K Flip-Flop Datasheet - cover page
Brand
Fairchild
Category
Other Electronics
Document type
Datasheet
Language
English
Pages
9
File format
PDF
File size
98 KB
Published
03 July, 2012
Updated
01 October, 2023
MD5 checksum
A785308B491BC232EAEAFC6FFB3340D7

About this manual

The 74LCX112 is a dual J-K flip-flop designed for low voltage operation (2.3V to 3.6V) with the capability to interface with 5V signal environments. Each flip-flop features independent J, K, PRESET, and CLEAR inputs, along with Q and Q outputs. The device is edge-sensitive, changing state on the negative going transition of the clock pulse, while clear and preset functions are independent of the clock and activated by a low logic level.

What's inside

  • General Description
  • Features
  • Ordering Code
  • Truth Table
  • Logic Diagram
  • Pin Descriptions
  • Absolute Maximum Ratings
  • Recommended Operating Conditions
  • DC Electrical Characteristics
  • AC Electrical Characteristics

Specifications

Propagation Delay (Max)7.5 ns
Output Drive Current+24 mA
Latch-up Performance> 500 mA
ESD Performance (Human Body)> 2000 V
Operating Temperature-40 to 85 °C

Frequently asked questions

How does the 74LCX112 trigger on the clock signal?

The flip-flops are edge sensitive and change state on the negative going transition of the clock pulse.

What is the maximum output drive current at 3.0V?

The maximum output drive current is +24 mA.

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