W78E516B40DL Nuvoton Technology Corporation of America, W78E516B40DL Datasheet - Page 29

• 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: -

Typical Application Circuits, continued
9.2 Expanded External Data Memory and Oscillator
8.2 K
V
DD
10 u
OSCILLATOR
v
DD
19
18
12
13
14
15
31
9
1
2
3
4
5
6
7
8
W78E516B
RST
T0
T1
EA
XTAL1
XTAL2
INT0
INT1
P1.0
P1.1
P1.2
P1.3
P1.4
P1.5
P1.6
P1.7
PSEN
P0.0
P0.1
P0.2
P0.3
P0.4
P0.5
P0.6
P0.7
P2.0
P2.1
P2.2
P2.3
P2.4
P2.5
P2.6
P2.7
RXD
TXD
ALE
WR
RD
37
36
33
32
25
39
38
35
34
21
22
23
24
26
28
27
17
16
30
11
10
29
Figure B
AD0
AD7
AD1
AD2
AD3
AD4
AD5
AD6
A8
A9
A13
- 29 -
A10
A11
A12
A14
AD7
AD0
AD1
AD2
AD3
AD4
AD5
AD6
GND
13
14
17
18
11
3
4
7
8
1
OC
G
Publication Release Date: December 4, 2006
D0
D1
D2
D3
D4
D5
D6
D7
74LS373
Q0
Q1
Q2
Q3
Q4
Q5
Q6
Q7
12
16
19
15
2
5
9
6
A0
A1
A2
A3
A4
A5
A6
A7
GND
A0
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
A12
A13
A14
25
24
21
23
26
20
10
22
27
9
8
7
6
5
4
3
2
1
20256
W78E516B
A0
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
A12
A13
A14
CE
OE
WR
D0
D1
D2
D3
D4
D5
D6
D7
Revision A11
11
12
13
15
16
17
18
19
AD0
AD1
AD2
AD3
AD4
AD5
AD6
AD7