W77E058A40DL Nuvoton Technology Corporation of America, W77E058A40DL Datasheet - Page 79

• Manufacturer Part Number: W77E058A40DL
• Description: IC MCU 8-BIT 32K FLASH 40-DIP
• Manufacturer: Nuvoton Technology Corporation of America
• Series: W77r

Specifications of W77E058A40DL

• Program Memory Type: FLASH
• Program Memory Size: 32KB (32K x 8)
• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 40MHz
• Connectivity: EBI/EMI, Serial Port
• Peripherals: POR, WDT
• Number Of I /o: 32
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 40-DIP
• Cpu Family: W77
• Device Core: 8051
• Device Core Size: 8b
• Frequency (max): 40MHz
• Interface Type: UART
• Total Internal Ram Size: 1KB
• # I/os (max): 32
• Number Of Timers - General Purpose: 3
• Operating Supply Voltage (typ): 5V
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (min): 4.5V
• Instruction Set Architecture: CISC
• Operating Temp Range: 0C to 70C
• Operating Temperature Classification: Commercial
• Mounting: Through Hole
• Pin Count: 40
• Package Type: PDIP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -
• Lead Free Status / RoHS Status: Compliant, Lead free / RoHS Compliant

MOVX Characteristics Using Strech Memory Cycles
Note: t
Data Access ALE Pulse Width
Address Hold After ALE Low for
MOVX write
Data Hold after Read
Data Float after Read
ALE Low to Valid Data In
Port 0 Address to Valid Data In
ALE Low to
Port 0 Address to
Low
Port 2 Address to
Low
Data Valid to WR Transition
Data Hold after Write
RD
RD
RD
RD
WR
for each selection of the Stretch value.
Pulse Width
Low to Valid Data In
Low to Address Float
or WR high to ALE high
MCS
Pulse Width
PARAMETER
is a time period related to the Stretch memory cycle selection. The following table shows the time period of t
RD
or
RD
RD
WR
or
or
Low
WR
WR
SYMBOL
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
AVDV1
AVWL2
t
WLWH
QVWX
WHQX
LLHL2
LLAX2
AVWL
WHLH
RLRH
RLDV
RHDX
RHDZ
LLWL
LLDV
RLAZ
1.5t
2.0t
0.5t
2.0t
t
2.0t
t
0
0.5t
1.5t
t
2.0t
1.5t
2.5t
-5
1.0t
t
2.0t
0
1.0t
MCS
MCS
CLCL
CLCL
VARIABLE
- 79 -
CLCL
CLCL
CLCL
CLCL
CLCL
CLCL
CLCL
CLCL
CLCL
CLCL
CLCL
CLCL
CLCL
CLOCK
- 10
- 10
- 5
- 5
MIN.
- 5
- 5
- 5
- 5
- 5
- 5
- 5
- 5
- 5
- 5
- 5
- 5
- 5
2.0t
t
t
2.0t
2.5t
t
3.0t
2.0t
0.5t
1.5t
0.5t
10
1.0t
MCS
CLCL
MCS
Publication Release Date: April 17, 2007
VARIABLE
CLCL
CLCL
CLCL
CLCL
CLCL
CLCL
CLCL
CLCL
CLCL
CLOCK
- 20
+ 2t
- 5
MAX.
- 20
- 5
- 5
- 20
- 5
+ 5
+ 5
- 5
+ 5
CLCL
- 40
UNITS
W77E058A
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
Revision A10
STRECH
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
MCS
MCS
MCS
MCS
MCS
MCS
MCS
MCS
MCS
MCS
MCS
MCS
MCS
MCS
MCS
MCS
MCS
MCS
MCS
MCS
MCS
MCS
MCS
MCS
MCS
MCS
= 0
= 0
= 0
= 0
= 0
= 0
= 0
= 0
= 0
= 0
= 0
= 0
= 0
>0
>0
>0
>0
>0
>0
>0
>0
>0
>0
>0
>0
>0
MCS