74LVC8T595BQX

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Shift Register
• Characteristics: Low-voltage, high-speed, and low-power consumption
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: Serial-in, parallel-out shift register with output latches
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 1.65V to 5.5V
• High-Level Input Voltage: 0.7 x VCC
• Low-Level Input Voltage: 0.3 x VCC
• High-Level Output Voltage: 0.9 x VCC
• Low-Level Output Voltage: 0.1 x VCC
• Maximum Clock Frequency: 100 MHz
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The 74LVC8T595BQX has a total of 20 pins. The pin configuration is as follows:

1. SER (Serial Data Input)
2. OE (Output Enable)
3. RCLK (Register Clock)
4. SRCLK (Shift Register Clock)
5. SRCLR (Shift Register Clear)
6. GND (Ground)
7. QA (Parallel Output A)
8. QB (Parallel Output B)
9. QC (Parallel Output C)
10. QD (Parallel Output D)
11. QE (Parallel Output E)
12. QF (Parallel Output F)
13. QG (Parallel Output G)
14. QH (Parallel Output H)
15. VCC (Supply Voltage)
16. DS (Serial Data Output)
17. SHCP (Shift Register Clock for Parallel Load)
18. STCP (Storage Register Clock)
19. MR (Master Reset)
20. VCC (Supply Voltage)

Functional Features

• Serial-in, parallel-out shift register with output latches
• 8-bit data storage and transfer capability
• High-speed operation with low power consumption
• Output enable control for easy cascading of multiple devices
• Shift register clear function for initialization
• Parallel load capability for direct data input

Advantages and Disadvantages

Advantages: - Low-voltage operation allows compatibility with a wide range of systems - High-speed performance enables efficient data transfer - Low-power consumption reduces energy requirements - Output enable control simplifies device cascading - Compact TSSOP package offers space-saving benefits

Disadvantages: - Limited number of parallel outputs (8 bits) - Requires external clock signals for proper operation - Sensitivity to voltage fluctuations may affect performance

Working Principles

The 74LVC8T595BQX is a serial-in, parallel-out shift register with output latches. It receives data serially through the SER pin and shifts it into the shift register on each rising edge of the SRCLK signal. The data can be loaded in parallel into the storage register by activating the SHCP pin. The output data can be latched and held using the STCP pin.

Detailed Application Field Plans

The 74LVC8T595BQX is commonly used in various applications, including but not limited to: 1. LED matrix displays 2. LED driver circuits 3. Serial-to-parallel data conversion 4. Data storage and transfer systems 5. Control and automation systems

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the 74LVC8T595BQX include: 1. SN74HC595 - High-Speed CMOS Logic Shift Register 2. CD4094 - 8-Stage Shift-and-Store Bus Register 3. 74HC595 - 8-Bit Serial-In, Serial or Parallel-Out Shift Register 4. CD74HC595 - High-Speed CMOS Logic Shift Register

These alternative models can be considered based on specific requirements and compatibility with the target system.

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