SST89E58RD2-40-C-TQJE Microchip Technology, SST89E58RD2-40-C-TQJE Datasheet - Page 15
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SST89E58RD2-40-C-TQJE
Manufacturer Part Number
SST89E58RD2-40-C-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-C-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
0°C ~ 70°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
+ 70 C
Mounting Style
SMD/SMT
Minimum Operating Temperature
0 C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Data Converters
-
Lead Free Status / Rohs Status
Details
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
SST89E58RD2-40-C-TQJE
Manufacturer:
Microchip Technology
Quantity:
10 000
Part Number:
SST89E58RD2-40-C-TQJE
Manufacturer:
SST
Quantity:
20 000
FlashFlex MCU
SST89E54RD2A/RDA / SST89E58RD2A/RDA
read and write signals (P3.6 - WR# and P3.7 - RD#) for
external memory use. Table 3-3 shows external data mem-
ory RD#, WR# operation with EXTRAM bit.
TABLE
©2008 Silicon Storage Technology, Inc.
EXTRAM = 0
EXTRAM = 1
1. Access limited to ERAM address within 0 to 0FFH; cannot access 100H to 02FFH.
AUXR
3-3: External Data Memory RD#, WR# with EXTRAM bit
RD# / WR# not asserted
RD# / WR# asserted
ADDR < 0300H
MOVX @DPTR, A or MOVX A, @DPTR
RD# / WR# asserted
RD# / WR# asserted
ADDR >= 0300H
15
The stack pointer (SP) can be located anywhere within the
256 bytes of internal RAM (lower 128 bytes and upper 128
bytes). The stack pointer may not be located in any part of
the expanded RAM.
MOVX @Ri, A or MOVX A, @Ri
RD# / WR# not asserted
RD# / WR# asserted
ADDR = Any
S71339-02-000
Data Sheet
1
T3-3.0 1339
02/08