W78E052DDG Nuvoton Technology Corporation of America, W78E052DDG Datasheet - Page 71

• 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: -

21.2 DC ELECTRICAL CHARACTERISTICS
T
Note:
A
Sym
V
V
R
V
V
I
V
V
I
I
I
=-40℃~+85℃, V
OH1
OH2
TL
DD
RST
IH1
OL
IL
LI
IH
IL
Input Low Voltage
(Ports 0~4, /EA, XTAL1,
RST)
Input High Voltage
(Ports 0~4, /EA)
Input High Voltage
(XTAL1, RST)
Output Low Voltage
(Ports 0~4, ALE,
/PSEN)
Output High Voltage
(Ports 1~4)
Output High Voltage
(Ports 0 & 2 in external
bus mode, ALE, /PSEN)
Logical 0 Input Current
(Ports 1~4)
Logical 1-to-0 Transition
Current (Ports 1~4)
Input Leakage Current
(Port 0)
Power Supply Current
RST-pin Internal Pull-
down Resistor
Parameter
DD
=2.4V~5.5V, V
*2
2.4 < V
2.4 < V
2.4 < V
V
V
V
V
V
V
V
V
0 < V
Active mode
Idle mode
Power-down mode
2.4 < V
SS
@12MHz, V
@40MHz, V
@12MHz, V
@20MHz, V
@12MHz, V
@40MHz, V
@12MHz, V
@20MHz, V
DD
DD
DD
DD
DD
DD
DD
DD
W78E054D/W78E052D/W78E051D Data Sheet
=0V
=4.5V, I
=2.4V, I
=4.5V, I
=2.4V, I
=4.5V, I
=2.4V, I
=5.5V, V
=5.5V, V
IN
Test Condition
DD
DD
DD
DD
< V
< 5.5V
< 5.5V
< 5.5V
< 5.5V
DD
OL
OL
OH
OH
OH
OH
IN
IN
*5
- 71 -
+0.5
DD
DD
DD
DD
DD
DD
DD
DD
= 12.0mA
= 10mA
= -300μA
= -35μA
= -8.0mA
= -2.2mA
=0.4V
=2.0V
=5.0V
=5.0V
=3.3V
=3.3V
=5.0V
=5.0V
=3.3V
=3.3V
*3,*4
*4
*4
*4
*4
*3,*4
Publication Release Date: Dec 29, 2009
0.2V
0.7V
+0.9
Min
-0.5
100
2.4
2.0
2.4
2.0
DD
DD
Typ
-510
16.0
±0.1
-45
9.5
3.1
3.7
3.5
9.2
1.2
1.7
<1
*1
0.2V
V
V
Max
-650
-0.1
225
±10
-50
0.5
0.5
0.4
50
DD
DD
Revision A09
+
+
DD
Unit
KΩ
mA
mA
μA
μA
μA
μA
V
V
V
V
V
V