W78E052DDG Nuvoton Technology Corporation of America, W78E052DDG Datasheet - Page 78

• Manufacturer Part Number: W78E052DDG
• Description: IC MCU 8-BIT 8K FLASH 40-DIP
• Manufacturer: Nuvoton Technology Corporation of America
• Series: W78r

Specifications of W78E052DDG

• 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: 8KB (8K x 8)
• Program Memory Type: FLASH
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 2.4 V ~ 5.5 V
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 40-DIP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -

22 PACKAGE DIMENSIONS
22.1 40-pin DIP
E
1
L
A
A
2
40
1
S
Symbol
α
A
A
A
B
B
c
D
e
L
e
S
E
E
1
2
1
1
1
A
B
B
1
0.048
0.010
0.150
0.016
0.008
0.540
0.090 0.100 0.110
0.120
0.590
0.630
Min Nom Max
Dimension in inch Dimension in mm
D
0
0.155
0.018
0.050
0.010
2.055 2.070
0.600
0.130
0.650
0.545
W78E054D/W78E052D/W78E051D Data Sheet
e
1
0.160
0.022
0.054
0.014
0.610
0.550
0.140
0.670
0.210
0.090
15
- 78 -
14.99
13.72
16.00 16.51
0.25
3.81
0.41
1.22
0.20
3.05
Min
2.29 2.54 2.79
0
Nom
15.24
52.20 52.58
13.84
3.94
0.46
1.27
0.25
3.30
21
20
15.49
17.02
5.33
13.97
Max
4.06
0.56
1.37
0.36
3.56
2.29
15
A
1
Base Plane
Seating Plane
α
e
E
A
c