SST89E58RDA-40-C-PIE Microchip Integrated Circuit (Dual-In-Line Packages) In Stock
Microchip SST89E58RDA-40-C-PIE is an 8-bit 8051-family microcontroller with 40 KB SuperFlash, running at up to 40 MHz with a 16-bit address bus, housed in a 40-pin PDIL package for embedded control applications.
- Manufacturer
- Microchip
- Package
- Dual-In-Line Packages
- Pin Count
- 40
- Lifecycle
- OBSOLETE
- Datasheet
- SST89E58RDA-40-C-PIE Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- ?°C to 70.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of SST89E58RDA-40-C-PIE?
- 8051-compatible 8-bit CPU core running at up to 40 MHz for high-speed legacy-compatible firmware execution
- 40 KB SuperFlash program memory with fast in-system reprogramming capability for field-updatable designs
- 40-pin PDIL through-hole package with 16-bit address bus supporting external memory expansion up to 64 KB
What is SST89E58RDA-40-C-PIE used for?
The SST89E58RDA-40-C-PIE is suited for industrial control, home automation, and legacy 8051-compatible embedded systems requiring in-system programmability. Its 40 KB SuperFlash memory and 40 MHz clock enable compact firmware execution for UART-based data acquisition, relay control, and keypad interface designs. The 40-pin PDIL package simplifies prototyping and field repair in systems where through-hole assembly is preferred over surface-mount technology.
What are the specifications of SST89E58RDA-40-C-PIE?
| Pbfree Code | Yes |
| YTEOL | 0 |
| Has ADC | NO |
| Address Bus Width | 16 |
| Bit Size | 8 |
| Boundary Scan | NO |
| CPU Family | 8051 |
| Clock Frequency-Max | 40MHz |
| DAC Channels | NO |
| DMA Channels | NO |
| External Data Bus Width | 16 |
| Format | FIXED POINT |
| Integrated Cache | NO |
| JESD-30 Code | R-PDIP-T40 |
| JESD-609 Code | e3 |
| Low Power Mode | NO |
| Number of External Interrupts | 4 |
| Number of I/O Lines | 32 |
| Number of Serial I/Os | 1 |
| Number of Timers | 3 |
| On Chip Data RAM Width | 8 |
| On Chip Program ROM Width | 8 |
| PWM Channels | YES |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | DIP40,.6 |
| Package Shape | RECTANGULAR |
| Package Style | IN-LINE |
| Qualification Status | Not Qualified |
| RAM (bytes) | 1024 |
| RAM (words) | 1024 |
| ROM (words) | 40960 |
| ROM Programmability | FLASH |
| Speed | 40MHz |
| Supply Current-Max | 88mA |
| Supply Voltage-Max | 5.5V |
| Supply Voltage-Min | 5V |
| Supply Voltage-Nom | 5V |
| Surface Mount | NO |
| Technology | CMOS |
| Temperature Grade | COMMERCIAL |
| Terminal Finish | MATTE TIN |
| Terminal Form | THROUGH-HOLE |
| Terminal Pitch | 2.54mm |
| Terminal Position | DUAL |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER |
| Package | Dual-In-Line Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | 3A991.a.2 |
| HTS Code | 8542.31.00.15 |
Where can I find the SST89E58RDA-40-C-PIE datasheet?
SST89E58RDA-40-C-PIE Datasheet DownloadOfficial datasheet from Microchip
What are equivalent replacements for SST89E58RDA-40-C-PIE?
Compatible alternatives and drop-in replacements for SST89E58RDA-40-C-PIE:
Frequently Asked Questions
How does the SST89E58RDA-40-C-PIE's 40 KB SuperFlash compare to standard 8051 OTP devices?
Unlike one-time-programmable (OTP) 8051 devices, the SST89E58RDA-40-C-PIE provides 40 KB of electrically erasable SuperFlash memory supporting in-system reprogramming, allowing firmware updates without removing the chip from the PCB. This reduces development iteration time by enabling direct code updates over a serial interface at up to 40 MHz.
What is the maximum operating frequency of the SST89E58RDA-40-C-PIE, and how does that affect real-time control tasks?
The SST89E58RDA-40-C-PIE operates at up to 40 MHz clock frequency, executing 8051 instructions at speeds sufficient for real-time UART communication at 115200 baud, PWM generation, and 16-bit counter-based timing tasks common in industrial automation and home appliance control.
Which package does the SST89E58RDA-40-C-PIE use, and why is it preferred for prototyping?
The SST89E58RDA-40-C-PIE is packaged in a 40-pin PDIL (plastic dual in-line) through-hole format, making it compatible with standard breadboards and DIP sockets. This simplifies prototyping and in-field replacement compared to surface-mount packages, particularly in industrial environments where manual rework is common.
Can the SST89E58RDA-40-C-PIE address external memory beyond its on-chip flash?
Yes. The 16-bit external address bus of the SST89E58RDA-40-C-PIE allows the device to access up to 64 KB of external data memory in addition to its 40 KB on-chip SuperFlash, enabling expanded data storage for applications such as data loggers, communication buffers, or larger lookup tables.
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