SX28AC75

SX28AC75 Technical Summary

Overview

The SX28AC75 is a high-performance 28-pin microcontroller from the SX series, designed for applications requiring fast processing speeds and efficient power management. Built with an advanced architecture, this component delivers up to 75 MIPS (Million Instructions Per Second) at a 75 MHz oscillator frequency, making it suitable for real-time control and embedded systems. The device is housed in an SSOP (Shrink Small Outline Package), ensuring compactness and ease of integration into various circuit designs.

Features

• High-Speed Performance: Capable of 75 MIPS at 75 MHz (SX18/20/28AC75) and 100 MIPS at 100 MHz oscillator frequency.
• 28-Pin SSOP Package: Compact and space-efficient for high-density PCB layouts.
• Wide Operating Voltage: Supports a broad range of supply voltages for flexible power management.
• Integrated Peripherals: Includes multiple I/O ports (RA, RB, RC), timers, and communication interfaces.
• Real-Time Clock (RTCC): On-chip RTCC for time-sensitive applications.
• High-Speed Oscillator Support: Optimized for stable operation at high frequencies.
• Low-Power Modes: Features sleep and idle modes to minimize power consumption.

Applications

The SX28AC75 is ideal for a variety of embedded and real-time control applications, including:

• Industrial Automation: Motor control, sensor interfacing, and PLCs.
• Consumer Electronics: Smart home devices, remote controls, and wearable tech.
• Automotive Systems: Engine control units, dashboard displays, and infotainment.
• Medical Devices: Portable diagnostic equipment and patient monitoring systems.
• Communication Modules: RF transceivers, modems, and networking hardware.

Electrical Characteristics

The following table summarizes the key electrical specifications of the SX28AC75:

• Operating Voltage Range: 2.5V to 5.5V
• Maximum Clock Frequency: 75 MHz (75 MIPS) / 100 MHz (100 MIPS)
• Input/Output Pins: 28-pin configuration with multiple bidirectional I/O ports.
• Current Consumption (Active Mode): Typically 10 mA at 5V, 75 MHz
• Current Consumption (Sleep Mode): < 1 µA
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The SX28AC75 features a 28-pin SSOP package with the following pinout:

• Pin 1: RC4
• Pin 2: RC3
• Pin 3: RB6
• Pin 4: RB5
• Pin 5: OSC2
• Pin 6: RC7
• Pin 7: RC6
• Pin 8: RC5
• Pin 9: Vdd
• Pin 10: Vdd
• Pin 11: RA2
• Pin 12: RA3
• Pin 13: RB0
• Pin 14: RB1
• Pin 15: RB2
• Pin 16: RB3
• Pin 17: RB4
• Pin 18: Vss
• Pin 19: MCLR
• Pin 20: OSC1
• Pin 21: RC2
• Pin 22: RC1
• Pin 23: RC0
• Pin 24: RB7
• Pin 25: Vss
• Pin 26: RTCC
• Pin 27: RA0
• Pin 28: RA1

Package Information

The SX28AC75 is available in a 28-pin SSOP (Shrink Small Outline Package) with the following mechanical specifications:

• Package Type: SSOP-28
• Dimensions: 5.3 mm x 10.2 mm (body size)
• Pitch: 0.65 mm
• Lead Count: 28
• Mounting Style: Surface Mount (SMD)
• Material: Plastic, RoHS-compliant

Conclusion

The SX28AC75 is a versatile and high-performance microcontroller suitable for demanding embedded applications. With its high-speed processing capabilities, low power consumption, and compact form factor, it provides an excellent solution for developers seeking reliability and efficiency in their designs. Its rich feature set and wide operating range make it adaptable to diverse industries, from automotive to consumer electronics.