SST89V54RD-33-C-PIE Microchip Technology, SST89V54RD-33-C-PIE Datasheet - Page 23

• Manufacturer Part Number: SST89V54RD-33-C-PIE
• Description: IC MCU 8BIT 24KB FLASH 40PDIP
• Manufacturer: Microchip Technology
• Series: FlashFlex®r

Specifications of SST89V54RD-33-C-PIE

• Program Memory Type: FLASH
• Program Memory Size: 16KB (16K x 8)
• Package / Case: 40-DIP (0.600", 15.24mm)
• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 33MHz
• Connectivity: EBI/EMI, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, WDT
• Number Of I /o: 32
• Eeprom Size: 8K x 8
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Oscillator Type: External
• Operating Temperature: 0°C ~ 70°C
• Processor Series: SST89xxxRD
• Core: 8051
• Data Bus Width: 8 bit
• Data Ram Size: 1 KB
• Interface Type: SPI, UART
• Maximum Clock Frequency: 40 MHz
• Number Of Programmable I/os: 32
• Number Of Timers: 3
• Maximum Operating Temperature: + 70 C
• Mounting Style: Through Hole
• Minimum Operating Temperature: 0 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Data Converters: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

FlashFlex MCU
SST89V54RD2/RD / SST89V58RD2/RD
Interrupt Priority (IP)
Interrupt Priority High (IPH)
Interrupt Priority 1 (IP1)
Interrupt Priority 1 High (IP1H)
©2007 Silicon Storage Technology, Inc.
Location
Location
Location
Location
B8H
B7H
F8H
F7H
Symbol
PPC
PT2
PS
PT1
PX1
PT0
PX0
Symbol
PPCH
PT2H
PSH
PT1H
PX1H
PT0H
PX0H
Symbol
PBO
PX2
PX3
Symbol
PBOH
PX2H
PX3H
7
7
7
1
7
1
-
-
PPCH
PPC
6
Function
PCA interrupt priority bit
Timer 2 interrupt priority bit
Serial Port interrupt priority bit
Timer 1 interrupt priority bit
External interrupt 1 priority bit
Timer 0 interrupt priority bit
External interrupt 0 priority bit
6
Function
PCA interrupt priority bit high
Timer 2 interrupt priority bit high
Serial Port interrupt priority bit high
Timer 1 interrupt priority bit high
External interrupt 1 priority bit high
Timer 0 interrupt priority bit high
External interrupt 0 priority bit high
6
Function
Brown-out interrupt priority bit
External Interrupt 2 priority bit
External Interrupt 3 priority bit
6
Function
Brown-out Interrupt priority bit high
External Interrupt 2 priority bit high
External Interrupt 3 priority bit high
-
-
PT2H
PT2
5
5
5
5
-
-
PSH
PS
4
4
4
1
4
1
23
PBOH
PT1H
PBO
PT1
3
3
3
3
PX1H
PX3H
PX1
PX3
2
2
2
2
PT0H
PX2H
PX2
PT0
1
1
1
1
PX0H
PX0
0
0
0
1
0
1
S71255-10-000
Reset Value
Reset Value
Reset Value
Reset Value
x0000000b
x0000000b
1xx10001b
1xx10001b
Data Sheet
12/07