MC74HC589ADR2G

Product Overview

• Category: Integrated Circuit
• Use: Data Storage and Transfer
• Characteristics: High-Speed, Serial-to-Parallel Conversion
• Package: SOIC-16
• Essence: 8-Bit Shift Register with 3-State Outputs
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 2V to 6V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Maximum Clock Frequency: 33 MHz
• Maximum Propagation Delay: 25 ns

Pin Configuration

The MC74HC589ADR2G has a total of 16 pins. The pin configuration is as follows:

1. Serial Data Input (DS)
2. Serial Data Output (QH')
3. Parallel Data Inputs (D0-D7)
4. Clock Input (CP)
5. Clock Enable Input (CE)
6. Master Reset Input (MR)
7. Output Enable Input (OE)
8. Ground (GND)
9. 3-State Output Enable Input (OEn)
10. Parallel Data Outputs (Q0-Q7)
11. Not Connected (NC)
12. Not Connected (NC)
13. Not Connected (NC)
14. Not Connected (NC)
15. Positive Supply Voltage (VCC)
16. Serial Data Output (QH)

Functional Features

• High-speed serial-to-parallel conversion
• 8-bit shift register with 3-state outputs
• Parallel data inputs for easy data entry
• Clock input for synchronization
• Clock enable input for controlling the clock signal
• Master reset input for clearing the register
• Output enable input for enabling/disabling the outputs
• 3-state output enable input for controlling the output state

Advantages and Disadvantages

Advantages: - High-speed operation - Easy data entry with parallel inputs - Flexible control options with clock enable, master reset, and output enable inputs - 3-state outputs allow for easy interfacing with other devices

Disadvantages: - Limited supply voltage range (2V to 6V) - Maximum clock frequency of 33 MHz may not be sufficient for some applications

Working Principles

The MC74HC589ADR2G is a serial-in, parallel-out shift register. It receives data serially through the DS pin and converts it into parallel data at the Q0-Q7 outputs. The clock input (CP) controls the shifting of data from one stage to another. The clock enable input (CE) allows for the control of the clock signal, enabling or disabling the shifting process. The master reset input (MR) clears the register, setting all outputs to a low state. The output enable input (OE) enables or disables the outputs. The 3-state output enable input (OEn) controls the output state, allowing the outputs to be in a high-impedance state when disabled.

Detailed Application Field Plans

The MC74HC589ADR2G can be used in various applications that require data storage and transfer. Some potential application fields include:

1. Data Communication Systems: The shift register can be used for serial-to-parallel conversion in communication systems, such as UART (Universal Asynchronous Receiver Transmitter) interfaces.
2. Display Systems: The parallel outputs can be connected to display drivers to control multiple segments or pixels in LED displays or LCD panels.
3. Control Systems: The shift register can be used for storing and transferring control signals in various control systems, such as motor control or industrial automation.
4. Memory Expansion: The parallel outputs can be connected to memory modules, allowing for the expansion of data storage capacity in microcontrollers or other digital systems.

Detailed and Complete Alternative Models

1. SN74HC595N: 8-Bit Shift Register with Serial-In, Parallel-Out (SIPO) functionality.
2. CD4015BE: Dual 4-Stage Static Shift Register with Serial-In, Parallel-Out (SIPO) functionality.
3. 74HCT164N: 8-Bit Serial-In, Parallel-Out (SIPO) Shift Register with Asynchronous Reset.

These alternative models offer similar functionality to the MC74HC589ADR2G and can be considered as alternatives based on specific requirements and availability.

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