74HC595DB,112

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Shift Register
• Characteristics: Serial-In, Parallel-Out; High-Speed Operation; Wide Operating Voltage Range
• Package: SSOP (Shrink Small Outline Package)
• Essence: 8-bit Serial-In, Parallel-Out Shift Register with Output Latches
• Packaging/Quantity: Tape and Reel, 2,500 units per reel

Specifications

• Supply Voltage Range: 2 V to 6 V
• Input Voltage Range: -0.5 V to VCC + 0.5 V
• Output Voltage Range: GND to VCC
• Maximum Clock Frequency: 25 MHz
• Maximum Output Current: 35 mA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

1. SER (Serial Data Input)
2. RCLK (Register Clock Input)
3. SRCLK (Shift Register Clock Input)
4. OE (Output Enable Input)
5. SRCLR (Shift Register Clear Input)
6. QA-QH (Parallel Outputs)
7. GND (Ground)
8. VCC (Supply Voltage)

Functional Features

• Serial-in, parallel-out shift register operation
• 8-bit storage register with output latches
• High-speed operation with a maximum clock frequency of 25 MHz
• Wide operating voltage range allows compatibility with various systems
• Output enable input for easy control of output states
• Shift register clear input for resetting the shift register

Advantages

• Compact SSOP package enables space-saving designs
• High-speed operation facilitates efficient data transfer
• Wide operating voltage range enhances versatility
• Output enable input provides flexibility in controlling outputs
• Shift register clear input allows easy reset of the shift register

Disadvantages

• Limited number of parallel outputs (8 bits)
• Requires external components for proper operation
• Sensitivity to voltage fluctuations may affect performance

Working Principles

The 74HC595DB,112 is a serial-in, parallel-out shift register IC. It receives data serially through the SER pin and shifts it into its internal storage register on each rising edge of the SRCLK input. The QA-QH pins represent the parallel outputs, which latch the stored data when the RCLK input transitions from high to low. The OE pin enables or disables the outputs, while the SRCLR pin clears the shift register when activated.

Detailed Application Field Plans

1. LED Matrix Control: The 74HC595DB,112 can be used to control an LED matrix display by sequentially shifting in the desired pattern and latching the data to the output pins.
2. Serial-to-Parallel Conversion: It can convert serial data streams into parallel data, making it useful in applications such as data communication protocols.
3. Multiplexing: By cascading multiple 74HC595DB,112 ICs, larger numbers of outputs can be controlled, enabling multiplexing in various applications.

Detailed and Complete Alternative Models

• SN74HC595N: DIP (Dual In-line Package) version of the 74HC595DB,112
• CD74HC595E: PDIP (Plastic Dual In-line Package) version with extended temperature range
• MC74HC595AD: SOIC (Small Outline Integrated Circuit) version with higher maximum clock frequency

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