SST89E58RD2-40-I-TQJE Microchip Technology, SST89E58RD2-40-I-TQJE Datasheet - Page 73

• 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 14-8: External Clock Drive
©2008 Silicon Storage Technology, Inc.
Symbol
1/T
T
T
T
T
T
CLCL
CHCX
CLCX
CLCH
CHCL
FIGURE 14-4: External Data Memory Write Cycle
FIGURE 14-5: External Clock Drive Waveform
CLCL
PORT 0
PORT 2
PSEN#
WR#
ALE
Parameter
Oscillator Frequency
High Time
Low Time
Rise Time
Fall Time
V
0.45 V
DD - 0.5
A0-A7 FROM RI or DPL
T
LHLL
T
AVLL
P2[7:0] or A8-A15 FROM DPH
0.2 V
T
AVWL
0.7 V
DD - 0.1
T
T
LLAX
DD
LLWL
8.75
8.75
Min
25
T
40MHz
CHCL
T
T
DATA OUT
T
CLCX
QVWH
73
T
QVWX
WLWH
Max
10
10
T
CLCL
T
T
T
CLCH
0.35T
0.35T
Oscillator
CHCX
WHQX
T
WHLH
A0-A7 FROM PCL
Min
0
CLCL
CLCL
A8-A15 FROM PCH
1339 F38.0
Variable
0.65T
0.65T
Max
INSTR IN
40
1339 F37.0
CLCL
CLCL
S71339-02-000
Data Sheet
T14-8.0 1339
Units
MHz
ns
ns
ns
ns
ns
02/08