74LCX16501MEAX

Product Overview

• Category: Integrated Circuit (IC)
• Use: Data storage and retrieval
• Characteristics: Low voltage, high-speed operation
• Package: 48-pin TSSOP (Thin Shrink Small Outline Package)
• Essence: Serial-in/parallel-out shift register with 8-bit parallel output
• Packaging/Quantity: Available in reels of 2500 units

Specifications

• Supply Voltage Range: 2.3V to 3.6V
• Input Voltage Range: -0.5V to VCC + 0.5V
• Output Voltage Range: -0.5V to VCC + 0.5V
• Operating Temperature Range: -40°C to +85°C
• Maximum Clock Frequency: 200 MHz
• Maximum Data Rate: 400 Mbps

Pin Configuration

The 74LCX16501MEAX has a total of 48 pins, which are assigned as follows:

1. GND (Ground)
2. D0 (Serial Data Input)
3. D1 (Serial Data Input)
4. D2 (Serial Data Input)
5. D3 (Serial Data Input)
6. D4 (Serial Data Input)
7. D5 (Serial Data Input)
8. D6 (Serial Data Input)
9. D7 (Serial Data Input)
10. CLK (Clock Input)
11. OE (Output Enable)
12. Q0 (Parallel Output Bit 0)
13. Q1 (Parallel Output Bit 1)
14. Q2 (Parallel Output Bit 2)
15. Q3 (Parallel Output Bit 3)
16. Q4 (Parallel Output Bit 4)
17. Q5 (Parallel Output Bit 5)
18. Q6 (Parallel Output Bit 6)
19. Q7 (Parallel Output Bit 7)
20. VCC (Supply Voltage)

... (remaining pins not listed for brevity)

Functional Features

• Serial-in/parallel-out operation: Allows data to be shifted in serially and then outputted in parallel.
• High-speed operation: Supports clock frequencies up to 200 MHz, enabling rapid data transfer.
• Output enable control: The OE pin allows the user to enable or disable the parallel outputs.
• Low voltage operation: Operates within a low voltage range of 2.3V to 3.6V, making it suitable for battery-powered devices.

Advantages and Disadvantages

Advantages: - High-speed operation enables efficient data transfer. - Low voltage operation makes it suitable for portable electronic devices. - Serial-in/parallel-out functionality provides flexibility in data storage and retrieval.

Disadvantages: - Limited number of parallel output bits (8 bits). - Requires an external clock signal for proper operation.

Working Principles

The 74LCX16501MEAX is a shift register that stores data in a serial format and outputs it in parallel. When a clock signal is applied to the CLK pin, the data at the D0 input is shifted into the register. With each clock pulse, the data shifts one position to the right, allowing new data to enter from the D0 input. The parallel outputs (Q0-Q7) reflect the current state of the register. The OE pin controls the output enable function, allowing the user to enable or disable the parallel outputs as needed.

Detailed Application Field Plans

The 74LCX16501MEAX can be used in various applications, including:

1. Data communication systems: Used for data buffering and synchronization in high-speed communication protocols.
2. Memory expansion: Enables the expansion of memory capacity by cascading multiple shift registers.
3. Industrial automation: Provides data storage and retrieval capabilities in control systems.
4. Test and measurement equipment: Used for data acquisition and signal processing.

Detailed Alternative Models

1. 74HC165: Similar functionality, but operates at a higher voltage range (2V to 6V).
2. 74HCT165: Compatible with both CMOS and TTL logic levels, offering versatility in system integration.
3. SN74LS165: Operates at a lower clock frequency (25 MHz), suitable for applications with lower data transfer requirements.

These alternative models offer similar functionality to the 74LCX16501MEAX and can be considered as alternatives based on specific application requirements.

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