SST89E58RD2-40-I-TQJE Microchip Technology, SST89E58RD2-40-I-TQJE Datasheet - Page 72

• 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

Data Sheet
©2008 Silicon Storage Technology, Inc.
FIGURE 14-2: External Program Memory Read Cycle
FIGURE 14-3: External Data Memory Read Cycle
PORT 0
PORT 2
PSEN#
PORT 0
PORT 2
PSEN#
ALE
RD#
ALE
T
A0-A7 FROM RI or DPL
LHLL
T
AVLL
T
LHLL
T
P2[7:0] or A8-A15 FROM DPH
AVLL
T
AVWL
A0 - A7
T
AVDV
T
LLAX
T
T
T
LLPL
LLWL
T
LLAX
T
AVIV
T
RLDV
T
RLAZ
LLDV
T
LLIV
T
A8 - A15
PLIV
SST89E54RD2A/RDA / SST89E58RD2A/RDA
T
PLAZ
72
T
T
PLPH
RLRH
DATA IN
INSTR IN
T
PXIX
T
PXIZ
T
PXAV
T
T
WHLH
A0-A7 FROM PCL
RHDX
T
RHDZ
A8-A15 FROM PCH
A0 - A7
A8 - A15
1339 F35.0
INSTR IN
1339 F36.0
FlashFlex MCU
S71339-02-000
02/08