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HT6576A from HOTEK

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HT6576A

Manufacturer: HOTEK, HOLTEK, ACARD

Advanced SCSI CHIP
Partnumber Manufacturer Quantity Availability
HT6576A HOTEK, HOLTEK, ACARD 172 In Stock

Description and Introduction

Advanced SCSI CHIP The HT6576A is a microcontroller manufactured by HOLTEK. It is part of HOLTEK's 8-bit microcontroller family and is designed for embedded applications. Key specifications include:

- **Architecture**: 8-bit  
- **CPU Speed**: Typically operates at 8 MHz  
- **Program Memory (ROM)**: 4 KB  
- **RAM**: 192 bytes  
- **I/O Ports**: Multiple general-purpose I/O pins  
- **Timers**: Includes built-in timers/counters  
- **ADC**: Some variants may include an analog-to-digital converter  
- **Operating Voltage**: Typically 2.2V to 5.5V  
- **Package Options**: Available in DIP and SOP packages  

For exact specifications, refer to HOLTEK's official datasheet.

Application Scenarios & Design Considerations

Advanced SCSI CHIP

Alternative Part Number

  • SN8P2501B --: 8-bit microcontroller with comparable low pin-count I/O and memory, commonly used as a drop-in replacement in small control applications.
  • PIC12F509 --: Widely available 8-bit MCU with similar small package and I/O count, well documented and easy to port simple control firmware.
  • EM78P153S --: Low-cost 8-bit OTP microcontroller with similar pin count and function, suitable for cost-sensitive replacement designs.
  • PIC16F676 --: Popular 8-bit microcontroller with comparable pin count and peripherals; widely available and well documented as a functional substitute in many Holtek designs.
  • STM8S003F3 --: Low-cost 8-bit MCU with similar I/O and timer resources, offering a different architecture and vendor for design flexibility.
  • ATtiny85 --: Compact 8-bit microcontroller with comparable small-package I/O capability, suitable for low-pin-count control applications.
  • ISL6576A --: Same 6576A base function and pinout family; Intersil/Renesas is the original silicon source for many ACARD-branded regulators, so electrical compatibility is high.
  • AP6576A --: Drop-in style regulator with matching 6576A designation and similar voltage/current ratings; widely available and cost-effective substitute.
  • LM2576 --: Industry-standard step-down regulator with comparable input/output range and current capability; requires minor external component check but is a robust, well-documented fallback.

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