W78E516DPG Nuvoton Technology Corporation of America, W78E516DPG Datasheet - Page 9

• Manufacturer Part Number: W78E516DPG
• Description: IC MCU 8-BIT 64K FLASH 44-PLCC
• Manufacturer: Nuvoton Technology Corporation of America
• Series: W78r

Specifications of W78E516DPG

• Core Processor: 8052
• Core Size: 8-Bit
• Speed: 40MHz
• Connectivity: EBI/EMI, UART/USART
• Peripherals: POR, WDT
• Number Of I /o: 36
• 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: External
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 44-PLCC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -

6
P1.0
P1.7
P3.0
P3.7
P4.0
P4.3
BLOCK DIAGRAM
Port
1
Port
Port
3
4
Interrupt
INT2 / INT3
UART
Port 1
Timer
Port 3
Port 4
Timer
Latch
Timer
Latch
Latch
Figure 6- 1 W78E516D/W78E058D Block Diagram
2
0
1
Preliminary W78E516D/ W78E058D Data Sheet
XTAL1
Oscillator
XTAL2
PSW
Bus & Clock
Controller
Instruction
Sequencer
Decoder
ALE
ACC
&
PSEN
T1
- 9 -
Reset Block
ALU
SFR RAM
RAM & SFR
512 bytes
Address
RST
T2
Pointer
B
Stack
Power control
VCC
Publication Release Date: July 30, 2008
Vss
Incrementor
Addr. Reg.
Temp Reg.
DPTR
4KB Flash
PC
EPROM
EPROM
Port 0
Latch
64KB
Flash
Port 2
Latch
Revision A01
Port
Port
2
0
P0.0
P2.0
P2.7
P0.7