W78E051C40DL Nuvoton Technology Corporation of America, W78E051C40DL Datasheet - Page 17

• Manufacturer Part Number: W78E051C40DL
• Description: IC MCU 8-BIT 4K FLASH 40-DIP
• Manufacturer: Nuvoton Technology Corporation of America
• Series: W78r

Specifications of W78E051C40DL

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 40MHz
• Connectivity: EBI/EMI, UART/USART
• Peripherals: POR, WDT
• Number Of I /o: 32
• Program Memory Size: 4KB (4K x 8)
• Program Memory Type: FLASH
• Ram Size: 128 x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Oscillator Type: External
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 40-DIP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -

8. TIMING WAVEFORMS
8.1 Program Fetch Cycle
8.2 Data Read Cycle
PORT 2
PORT 0
XTAL1
PSEN
ALE
RD
PORT 2
PORT 0
PSEN
XTAL1
ALE
S4
Code
S1
A0-A7
T
S5
AAH
A0-A7
S2
T
T
S6
AAS
DAR
T
T
S3
PDA
APL
T
PSW
Data
S1
A8-A15
S4
T
DDA
A0-A7
S2
T
T
S5
PDH,
DRD
T
ALW
- 17 -
T
S6
PDZ
S3
DATA
Code
S1
S4
T
Publication Release Date: November 10, 2006
A0-A7
DDH,
S2
W78E51C/W78E051C
S5
T
DDZ
S3
Data
S6
S4
S1
A0-A7
S5
S2
S6
S3
Revision A4