Description

The SST89E58RD is an 8-bit microcontroller from the FlashFlex family, designed and manufactured using SST's patented SuperFlash CMOS semiconductor process technology. It offers a split-gate cell design and thick-oxide tunneling injector, providing cost and reliability benefits. This microcontroller utilizes the 8051 instruction set and is pin-for-pin compatible with standard 8051 devices.

Specifications and features

• 8-bit 8051-Compatible Microcontroller (MCU) with Embedded SuperFlash Memory
• Fully Software Compatible
• Development Toolset Compatible
• Pin-For-Pin Package Compatible
• SST89E5xRD2 Operation: 0 to 40 MHz at 5V
• SST89V5xRD2 Operation: 0 to 33 MHz at 3V
• 1 KByte Internal RAM
• Dual Block SuperFlash EEPROM
• Support External Address Range up to 64 KByte of Program and Data Memory
• Three High-Current Drive Ports (16 mA each)
• Three 16-bit Timers/Counters
• Full-Duplex, Enhanced UART
• Ten Interrupt Sources at 4 Priority Levels
• Programmable Watchdog Timer (WDT)
• Programmable Counter Array (PCA)
• Four 8-bit I/O Ports (32 I/O Pins) and One 4-bit Port
• Second DPTR register
• Low EMI Mode (Inhibit ALE)
• SPI Serial Interface
• Standard 12 Clocks per cycle, with option to double the speed to 6 clocks per cycle
• TTL- and CMOS-Compatible Logic Levels
• Brown-out Detection
• Low Power Modes: Power-down Mode with External Interrupt Wake-up, Idle Mode
• Temperature Ranges: Commercial (0°C to +70°C), Industrial (-40°C to +85°C)
• Packages Available: 40-contact WQFN (Port 4 feature not available), 44-lead PLCC, 40-pin PDIP (Port 4 feature not available), 44-lead TQFP
• All non-Pb (lead-free) devices are RoHS compliant

Application Scenarios

The SST89E58RD microcontroller can be used in various applications such as industrial automation, consumer electronics, robotics, automotive systems, and more. Its compatibility with the 8051 instruction set and pin-for-pin compatibility with standard 8051 devices make it a versatile choice for a wide range of projects.

Comparison

• Embedded SuperFlash Memory
• Pin-For-Pin Compatibility with Standard 8051 Devices
• Wide Operating Voltage Range
• Supports External Address Range up to 64 KByte of Program and Data Memory
• Multiple Timers/Counters and I/O Ports

• Port 4 feature not available in certain package options
• Speed option of doubling the clock cycles may have implications on power consumption