W78E516B40DL Nuvoton Technology Corporation of America, W78E516B40DL Datasheet - Page 27

• Manufacturer Part Number: W78E516B40DL
• Description: IC MCU 8-BIT 64K FLASH 40-DIP
• Manufacturer: Nuvoton Technology Corporation of America
• Series: W78r

Specifications of W78E516B40DL

• Core Processor: 8052
• Core Size: 8-Bit
• Speed: 40MHz
• Connectivity: EBI/EMI, UART/USART
• Peripherals: POR
• Number Of I /o: 32
• Program Memory Size: 64KB (64K x 8)
• Program Memory Type: FLASH
• Ram Size: 512 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
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -

Timing Waveforms, continued
8.3 Data Write Cycle
8.4 Port Access Cycle
PORT 2
PORT 0
XTAL1
PSEN
SAMPLE
INPUT
XTAL1
ALE
PORT
WR
ALE
S4
T
A0-A7
PDS
S5
T
DAW
S6
S5
T
T
PDH
DAD
A8-A15
S1
DATA OUT
T
DWR
S2
- 27 -
S3
S4
S6
Publication Release Date: December 4, 2006
T
S5
DWD
S6
DATA OUT
T
S1
PDA
S1
S2
W78E516B
S3
Revision A11