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MC14553BCP

Counter Shift Registers 3-18V 3-Digit BCD

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Overview of MC14553BCP

The MC14553BCP is a BCD up/down counter IC with an internal multiplexed 3-state output. It is designed to convert binary-coded decimal (BCD) inputs to 7-segment display outputs, making it ideal for applications such as digital clocks, counters, and timers.

Pinout

(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

  • GND: Ground connection
  • RCO: Ripple carry output
  • RBI: Ripple carry input
  • UD: Up/down control input
  • OE: Output enable input
  • MR: Master reset input
  • A, B, C, D: BCD input
  • a, b, c, d, e, f, g: 7-segment display output

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the MC14553BCP IC for a visual representation.

Key Features

  • BCD Up/Down Counter: The MC14553BCP can count up or down in binary-coded decimal format.
  • Internal Multiplexed 3-State Output: The IC has an internal 3-state output for driving 7-segment displays.
  • Output Enable Control: The OE pin allows for enabling or disabling the display output.
  • Master Reset Function: The MR pin can reset the counter to its initial state.
  • Wide Operating Voltage Range: Operates from a single +3.0V to +18V supply.
  • Low Power Consumption: The MC14553BCP is designed for low power consumption, making it suitable for battery-powered applications.

Note: For detailed technical specifications, please refer to the MC14553BCP datasheet.

Application

  • Digital Clocks: The MC14553BCP can be used to drive 7-segment displays in digital clock applications.
  • Counters: This IC is suitable for implementing counters in various digital systems.
  • Timers: It can also be used as a timer component in electronic projects and devices.

Functionality

The MC14553BCP is a BCD up/down counter IC that converts BCD inputs to 7-segment display outputs. It provides efficient counting functionality for applications such as digital clocks, counters, and timers.

Usage Guide

  • Power Supply: Connect VCC (Pin 8) to the supply voltage (+3.0V to +18V) and GND (Pin 1) to ground.
  • BCD Inputs: Connect the A, B, C, and D pins to the BCD input signals.
  • 7-Segment Display Output: Connect the a, b, c, d, e, f, and g pins to the respective segments of the 7-segment display.
  • Control Inputs: Adjust the UD (up/down), OE (output enable), and MR (master reset) inputs as required for the desired functionality.

Frequently Asked Questions

Q: Can the MC14553BCP count in both up and down directions?
A: Yes, the MC14553BCP is a BCD up/down counter, which means it can count both up and down depending on the control input.

Q: What is the operating voltage range for the MC14553BCP?
A: The MC14553BCP can operate from a single +3.0V to +18V supply voltage, providing flexibility in various applications.

Equivalent

For similar functionalities, consider these alternatives to the MC14553BCP:

  • CD4029BCN: This is a presettable up/down counter IC from Texas Instruments, offering similar functionality to the MC14553BCP with slight variations in specifications.
  • DM9368N: This is a BCD-to-Seven-Segment decoder/driver IC from Fairchild Semiconductor, which can be used in conjunction with a counter IC for driving 7-segment displays.

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Product Category Counter Shift Registers RoHS N
Counter Type BCD Counting Sequence Up
Number of Circuits 3 Number of Bits 3 bit
Package / Case PDIP-16 Logic Family 14553
Logic Type CMOS Number of Input Lines 1
Propagation Delay Time 1800 ns, 1000 ns, 400 ns Supply Voltage - Max 18 V
Minimum Operating Temperature - 55 C Maximum Operating Temperature + 125 C
Brand onsemi Function Counter
Mounting Style Through Hole Number of Output Lines 4
Operating Supply Voltage - 500 mV to 18 V Product Type Counter Shift Registers
Factory Pack Quantity 25 Subcategory Logic ICs
Width 6.85 mm Unit Weight 0.057419 oz

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