SN74HC590ADW

Product Overview

• Category: Integrated Circuit
• Use: Counter/Divider
• Characteristics: High-speed, synchronous, 8-bit binary counter with output register
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: The SN74HC590ADW is a versatile counter and divider integrated circuit that can be used in various applications requiring counting or dividing functions.
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 2V to 6V
• Operating Temperature Range: -40°C to +85°C
• Maximum Clock Frequency: 80 MHz
• Number of Counting Stages: 8
• Output Register: Yes
• Logic Family: HC (High-Speed CMOS)

Detailed Pin Configuration

The SN74HC590ADW has a total of 16 pins. Here is the detailed pin configuration:

1. Q0: Output of the least significant bit (LSB)
2. Q1: Output of the second bit
3. Q2: Output of the third bit
4. Q3: Output of the fourth bit
5. Q4: Output of the fifth bit
6. Q5: Output of the sixth bit
7. Q6: Output of the seventh bit
8. Q7: Output of the most significant bit (MSB)
9. GND: Ground
10. MR: Master Reset (active low)
11. CP: Clock Pulse Input
12. CE: Count Enable Input
13. QA: Serial Data Input
14. QB: Serial Data Output
15. VCC: Positive Power Supply
16. OE: Output Enable Input

Functional Features

• Synchronous operation: The SN74HC590ADW operates synchronously with the clock input, ensuring accurate counting and dividing.
• Output register: The integrated output register allows the user to latch and read the current count value.
• Cascadable: Multiple SN74HC590ADW ICs can be cascaded together to increase the counting range.
• Reset function: The master reset input (MR) allows the counter to be reset to its initial state.
• Count enable: The count enable input (CE) controls whether the counter increments or holds its current value.

Advantages and Disadvantages

Advantages: - High-speed operation - Versatile functionality - Easy to use and integrate into various circuits - Cascadable for extended counting range

Disadvantages: - Limited maximum clock frequency compared to some other counter ICs - Requires external components for specific applications

Working Principles

The SN74HC590ADW is a synchronous counter that operates based on the clock input. On each rising edge of the clock pulse, the counter increments by one if the count enable input (CE) is high. The outputs represent the binary count value from 0 to 255 (2^8 - 1). The output register allows the user to latch and read the current count value.

Detailed Application Field Plans

The SN74HC590ADW can be used in various applications, including but not limited to: - Frequency division in digital communication systems - Event counting in industrial automation - Address generation in memory devices - Time division multiplexing - Digital frequency synthesis

Detailed and Complete Alternative Models

• CD4024BE: 7-stage ripple-carry binary counter
• CD40193BE: 4-bit synchronous up/down binary counter
• CD4516BE: Presettable binary up/down counter

These alternative models offer similar functionalities to the SN74HC590ADW and can be considered as alternatives depending on specific requirements.

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