W77E058A40DL Nuvoton Technology Corporation of America, W77E058A40DL Datasheet - Page 76
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W77E058A40DL
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
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
W77E058A40DL
Manufacturer:
WINBOND
Quantity:
4 500
Company:
Part Number:
W77E058A40DL
Manufacturer:
WINBOND
Quantity:
5
Part Number:
W77E058A40DL
Manufacturer:
WINBOND/华邦
Quantity:
20 000
Explanation of Logic Symbols
In order to maintain compatibility with the original 8051 family, this device specifies the same
parameter for each device, using the same symbols. The explanation of the symbols is as follows.
Program Memory Read Cycle
PORT 0
PORT 2
PSEN
t
C
H
I
Q
V
X
ALE
Time
Clock
Logic level high
Instruction
Output Data
Valid
No longer a valid state
t
LHLL
t
AVLL
ADDRESS
A0-A7
t
LLAX1
t
t
ADDRESS A8-A15
AVIV1
AVIV2
t
LLIV
t
t
LLPL
PLIV
t
PLPH
t
PLAZ
A
D
L
P
R
W
Z
- 76 -
INSTRUCTION
t
PXIX
Address
Input Data
Logic level low
Tri-state
PSEN
RD signal
WR signal
IN
t
PXIZ
ADDRESS A8-A15
ADDRESS
A0-A7
W77E58