Specification	SST89E58RD2A-40-I-TQJE-T

Connectivity	EBI, EMI, SPI, USART, UART
Core Processor	8051
Core Size (Bit Width)	8 Bit
Mounting Type	Surface Mount
Number of I/O	36
Operating Temperature (Max)	85 °C
Operating Temperature (Min)	-40 °C
Oscillator Type	External
Package / Case	44-TQFP
Package Length	10 mm
Package Name	44‑TQFP
Package Width	10 mm
Peripherals	Brown-out Detect, WDT, POR, Reset
Program Memory Depth	40 K
Program Memory Size	40 KB
Program Memory Type	FLASH
Program Memory Width	8 bit
RAM Size Depth	1 K
RAM Size Width	8 bit
Speed	40 MHz
Voltage - Supply (Vcc/Vdd) Maximum	5.5 V
Voltage - Supply (Vcc/Vdd) Minimum	4.5 V

SST89E58RD2A Series

Part	Program Memory Type	Connectivity	Package Width	Package Name	Package Length	Package / Case	Program Memory Size	Program Memory Width	Program Memory Depth	RAM Size Depth	RAM Size Width	Core Size (Bit Width)	Speed	Operating Temperature (Max)	Operating Temperature (Min)	Number of I/O	Voltage - Supply (Vcc/Vdd) Maximum	Voltage - Supply (Vcc/Vdd) Minimum	Mounting Type	Core Processor	Peripherals	Oscillator Type
Microchip Technology SST89E58RD2A-40-C-TQJE	FLASH	EBI EMI SPI UART USART	10 mm	44‑TQFP	10 mm	44-TQFP	40 KB	8 bit	40 K	1 K	8 bit	8 Bit	40 MHz	70 °C	0 °C	36	5.5 V	4.5 V	Surface Mount	8051	Brown-out Detect POR Reset WDT	External
Microchip Technology SST89E58RD2A-40-I-TQJE-T	FLASH	EBI EMI SPI UART USART	10 mm	44‑TQFP	10 mm	44-TQFP	40 KB	8 bit	40 K	1 K	8 bit	8 Bit	40 MHz	85 °C	-40 °C	36	5.5 V	4.5 V	Surface Mount	8051	Brown-out Detect POR Reset WDT	External
Microchip Technology SST89E58RD2A-40-C-NJE	FLASH	EBI EMI SPI UART USART	16.59 mm	44-PLCC	16.59 mm	44-LCC (J-Lead)	40 KB	8 bit	40 K	1 K	8 bit	8 Bit	40 MHz	70 °C	0 °C	36	5.5 V	4.5 V	Surface Mount	8051	Brown-out Detect POR Reset WDT	External

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