W78E052DDG Nuvoton Technology Corporation of America, W78E052DDG Datasheet - Page 80

• 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: -

22.3 44-pin PQFP
11
1
Seating Plane
12
44
Symbol
A
A
A
b
c
D
e
H
H
L
L
y
0
E
See Detail F
1
2
D
E
1
e
H
D
0.004
0.002
0.075
0.01
0.390
0.390
0.510
0.510
0.025
D
Min
Dimension in inch
0
b
0.394
0.394
Nom
0.081
0.014
0.006
0.520
0.520
0.031
0.063
0.01
.0315
W78E054D/W78E052D/W78E051D Data Sheet
22
34
0.087
0.018
0.530
0.530
0.037
0.010
0.398
0.398
0.004
Max
0.02
-
10
y
- 80 -
12.95
12.95
0.05
1.90
0.25
0.10
9.9
9.9
0.65
Min
33
Dimension in mm
0
E
A
A
1
2
H
E
A
10.00
10.00
13.20
13.20
Nom
0.25
2.05
0.35
0.15
0.80
0.8
1.60
13.45
13.45
10.1
10.1
Max
2.20
0.45
0.25
0.5
0.95
0.10
10
-
L
c
L
1
Detail F