SST89E58RD2-40-C-NJE Microchip Technology, SST89E58RD2-40-C-NJE Datasheet - Page 25

• Manufacturer Part Number: SST89E58RD2-40-C-NJE
• Description: 4.5 To 5.5V FlashFlex 8-bit 8051 Microcontroller 44 PLCC TUBE
• Manufacturer: Microchip Technology
• Series: FlashFlex®r

Specifications of SST89E58RD2-40-C-NJE

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 40MHz
• Connectivity: EBI/EMI, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, WDT
• Number Of I /o: 36
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 8K x 8
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Oscillator Type: External
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 44-LCC (J-Lead)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Data Converters: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

FlashFlex MCU
SST89E54RD2A/RDA / SST89E58RD2A/RDA
Interrupt Enable (IE)
Interrupt Enable A (IEA)
©2008 Silicon Storage Technology, Inc.
Location
Location
A8H
E8H
Symbol
EA
EC
ET2
ES
ET1
EX1
ET0
EX0
Symbol
EBO
EA
7
7
-
EC
6
Function
Global Interrupt Enable.
0 = Disable
1 = Enable
PCA Interrupt Enable.
Timer 2 Interrupt Enable.
Serial Interrupt Enable.
Timer 1 Interrupt Enable.
External 1 Interrupt Enable.
Timer 0 Interrupt Enable.
External 0 Interrupt Enable.
6
Function
Brown-out Interrupt Enable.
1 = Enable the interrupt
0 = Disable the interrupt
-
ET2
5
5
-
ES
4
4
-
25
EBO
ET1
3
3
EX1
2
2
-
ET0
1
1
-
EX0
0
0
-
S71339-02-000
Reset Value
Reset Value
Data Sheet
xxxx0xxxb
00H
02/08