SN74HC193PW

Product Overview

• Category: Integrated Circuit (IC)
• Use: Counter/Divider
• Characteristics: High-speed, synchronous, 4-bit binary up/down counter
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: A versatile counter/divider IC with synchronous operation and high-speed capabilities
• Packaging/Quantity: Available in reels of 2500 units

Specifications

• Supply Voltage Range: 2V to 6V
• Operating Temperature Range: -40°C to +85°C
• Maximum Clock Frequency: 25 MHz
• Number of Counting Modes: 3 (Binary, BCD, Up/Down)
• Maximum Count Value: 15 (4-bit binary)
• Output Drive Capability: 10 LSTTL Loads
• Propagation Delay: 13 ns (typical)

Detailed Pin Configuration

The SN74HC193PW has a total of 16 pins. Here is the detailed pin configuration:

1. CP (Clock Pulse) - Input
2. MR (Master Reset) - Input
3. U/D (Up/Down) - Input
4. D0 (Data Bit 0) - Input/Output
5. D1 (Data Bit 1) - Input/Output
6. D2 (Data Bit 2) - Input/Output
7. D3 (Data Bit 3) - Input/Output
8. GND (Ground) - Ground
9. Q0 (Output Bit 0) - Output
10. Q1 (Output Bit 1) - Output
11. Q2 (Output Bit 2) - Output
12. Q3 (Output Bit 3) - Output
13. RC (Ripple Carry) - Output
14. CET (Count Enable Parallel Load) - Input
15. CETP (Count Enable Parallel Load) - Input
16. VCC (Supply Voltage) - Power Supply

Functional Features

• Synchronous operation allows for precise control and synchronization of counting operations.
• High-speed capabilities enable rapid counting and division operations.
• Supports three counting modes: binary, BCD (Binary-Coded Decimal), and up/down.
• Master Reset (MR) input allows for resetting the counter to a specific value.
• Count Enable Parallel Load (CET/CETP) inputs enable parallel loading of a specific count value.
• Ripple Carry (RC) output provides cascading capability for multiple counters.

Advantages and Disadvantages

Advantages: - High-speed operation enables efficient counting in time-critical applications. - Versatile counting modes provide flexibility for various applications. - Synchronous operation ensures accurate and synchronized counting.

Disadvantages: - Limited maximum count value (15 in 4-bit binary mode). - Requires external components for more complex counting applications.

Working Principles

The SN74HC193PW is a synchronous counter/divider IC that operates based on the clock pulses received at the CP input. The U/D input determines the counting direction (up or down). The counter can be reset to a specific value using the MR input or loaded with a specific count value using the CET/CETP inputs. The outputs (Q0-Q3) represent the current count value, while the RC output provides a carry signal for cascading multiple counters.

Detailed Application Field Plans

The SN74HC193PW finds applications in various fields, including:

1. Digital frequency division circuits
2. Timekeeping and clock generation systems
3. Industrial automation and control systems
4. Communication equipment
5. Automotive electronics
6. Robotics and motion control systems

Detailed and Complete Alternative Models

1. CD40193BE: Similar 4-bit synchronous up/down counter IC with different package (DIP-16).
2. 74LS193: 4-bit synchronous binary up/down counter IC with lower speed capabilities.
3. CD74HC193E: 4-bit high-speed synchronous up/down counter IC with similar characteristics.

These alternative models offer similar functionality and can be used as replacements for the SN74HC193PW in various applications.

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