SST89E58RD2-40-I-TQJE Microchip Technology, SST89E58RD2-40-I-TQJE Datasheet - Page 21

• Manufacturer Part Number: SST89E58RD2-40-I-TQJE
• Description: 4.5 To 5.5V FlashFlex 8-bit 8051 Microcontroller 44 TQFP 10x10x1mm TRAY
• Manufacturer: Microchip Technology
• Series: FlashFlex®r

Specifications of SST89E58RD2-40-I-TQJE

• 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: -40°C ~ 85°C
• Package / Case: 44-TQFP
• Processor Series: FlashFlex51
• Core: C51
• Data Bus Width: 8 bit
• Data Ram Size: 1 KB
• Interface Type: SPI
• Maximum Clock Frequency: 40 MHz
• Number Of Programmable I/os: 5
• Number Of Timers: 3
• Operating Supply Voltage: 4.5 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Data Converters: -
• Lead Free Status / Rohs Status: Details

FlashFlex MCU
SST89E54RD2A/RDA / SST89E58RD2A/RDA
TABLE
©2008 Silicon Storage Technology, Inc.
Symbol Description
SBUF
SCON
SADDR Slave Address
SADEN Slave Address
SPCR
SPSR
SPDR
P0
P1
P2
P3
P4
1. Bit Addressable SFRs
2. P4 is similar to P1 and P3 ports
1
1
1
1
2
1
Serial Data Buffer
Serial Port Control
Mask
SPI Control
Register
SPI Status
Register
SPI Data Register
Port 0
Port 1
Port 2
Port 3
Port 4
3-9: Interface SFRs
Address
Direct
AAH
A9H
B9H
D5H
A0H
B0H
A5H
99H
98H
86H
80H
90H
SM0/FE
MSB
SPIE
SPIF
RD#
1
-
Bit Address, Symbol, or Alternative Port Function
WCOL
WR#
SM1
SPE
1
-
DORD MSTR CPOL CPHA SPR1 SPR0
21
SM2
T1
1
-
SADDR[7:0]
SADEN[7:0]
SPDR[7:0]
SBUF[7:0]
REN
P0[7:0]
P2[7:0]
T0
1
-
INT1# INT0#
P4.3
TB8
-
P4.2
RB8
-
T2EX
TXD
P4.1
TI
RXD
P4.0
LSB
T2
RI
S71339-02-000
Indeterminate
Data Sheet
RESET
Value
FFH
FFH
FFH
FFH
00H
00H
00H
04H
00H
00H
FFH
T3-9.0 1339
02/08