SY100E111LEJY

Overview

• Category: Integrated Circuit
• Use: Digital Logic
• Characteristics: High-speed, Low-power
• Package: JEDEC 20-Lead PLCC
• Essence: Synchronous Counter
• Packaging/Quantity: Tray/1000 units

Specifications and Parameters

• Supply Voltage: 3.3V
• Operating Temperature: -40°C to +85°C
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Maximum Clock Frequency: 250MHz
• Maximum Propagation Delay: 2.5ns

Pin Configuration

1. CLK (Clock Input)
2. RST (Reset Input)
3. ENP (Enable Parallel Input)
4. ENT (Enable Terminal Count Input)
5. Q0-Q3 (Counter Outputs)
6. GND (Ground)
7. Q3 (Terminal Count Output)
8. Q2 (Output)
9. Q1 (Output)
10. Q0 (Output)
11. VCC (Supply Voltage)

Functional Characteristics

The SY100E111LEJY is a synchronous counter with four outputs (Q0-Q3) that can count up or down based on the clock input. It features a reset input (RST) for clearing the counter, as well as enable inputs (ENP and ENT) for controlling the counting operation. The terminal count output (Q3) indicates when the counter reaches its maximum value.

Advantages and Disadvantages

Advantages: - High-speed operation - Low-power consumption - Compact package size - Easy integration into digital logic systems

Disadvantages: - Limited maximum clock frequency - Restricted operating temperature range

Applicable Range of Products

The SY100E111LEJY is suitable for various applications in digital logic systems, including: - Data communication equipment - Industrial control systems - Test and measurement instruments - Automotive electronics - Consumer electronics

Working Principles

The SY100E111LEJY operates based on synchronous counting principles. It uses the clock input to increment or decrement the counter value. The enable inputs control the counting operation, while the reset input clears the counter to its initial state. The outputs provide the current count value.

Detailed Application Field Plans

1. Data Communication Equipment: The SY100E111LEJY can be used in routers and switches for packet forwarding and traffic management.
2. Industrial Control Systems: It can be employed in programmable logic controllers (PLCs) for precise timing and sequencing of industrial processes.
3. Test and Measurement Instruments: The IC can be utilized in oscilloscopes and signal generators for accurate frequency and time measurements.
4. Automotive Electronics: It can be integrated into automotive control units for various functions like engine management and vehicle diagnostics.
5. Consumer Electronics: The IC can be incorporated into digital TVs and set-top boxes for channel selection and tuning.

Detailed Alternative Models

1. SY100E111LJY
2. SY100E112LEJY
3. SY100E113LEJY
4. SY100E114LEJY
5. SY100E115LEJY

5 Common Technical Questions and Answers

1. Q: What is the maximum clock frequency supported by the SY100E111LEJY? A: The maximum clock frequency is 250MHz.

2. Q: Can the counter be reset to its initial state? A: Yes, the counter can be reset using the RST input.

3. Q: How many outputs does the SY100E111LEJY have? A: The IC has four outputs: Q0, Q1, Q2, and Q3.

4. Q: What is the operating temperature range of the SY100E111LEJY? A: The IC can operate in temperatures ranging from -40°C to +85°C.

5. Q: What is the supply voltage required for the SY100E111LEJY? A: The IC operates with a supply voltage of 3.3V.

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