W78E052DDG Nuvoton Technology Corporation of America, W78E052DDG Datasheet - Page 79

• 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: -

22.2 44-pin PLCC
L
Seating Plane
17
7
18
6
Symbol
A
A
A
b
b
c
D
e
G
G
H
H
L
E
y
1
2
1
D
E
D
E
e
0.020
0.145
0.026
0.016
0.008
0.648
0.648
0.590
0.590
0.680
0.680
0.090
Min
G
Dimension in inch
H
D
1
D
D
0.050
44
W78E054D/W78E052D/W78E051D Data Sheet
0.150
0.028
0.018
0.010
0.653
0.653
0.610
0.610
0.690
0.690
0.100
Nom
b
b
1
BSC
0.185
0.155
0.032
0.022
0.014
0.658
0.658
0.630
0.630
0.700
0.700
0.110
0.004
Max
- 79 -
40
28
16.46
16.46
14.99
14.99
17.27
17.27
0.51
3.68
0.66
0.41
0.20
2.29
Min
Dimension in mm
29
39
1.27
15.49
15.49
16.59
16.59
17.53
17.53
Nom
3.81
0.71
0.46
0.25
2.54
E
A
A
2
1
Publication Release Date: Dec 29, 2009
BSC
H
E
A
16.71
16.71
16.00
16.00
17.78
17.78
Max
4.70
3.94
0.81
0.56
0.36
2.79
0.10
y
Revision A09
c
G
E