W78E51B_05 Datasheet, PDF (14/25 Pages) Winbond – 8-BIT MICROCONTROLLER

W78E51B
8. ELECREICAL CHARACTERISTICS
8.1 Absolute Maximum Ratings
PARAMETER
DC Power Supply
Input Voltage
Operating Temperature
Storage Temperature
SYMBOL
VDD−VSS
VIN
TA
TST
MIN.
-0.3
VSS -0.3
0
-55
MAX.
+7.0
VDD +0.3
70
+150
UNIT
V
V
°C
°C
Note: Exposure to conditions beyond those listed under Absolute Maximum Ratings may adversely affect the life and reliability
of the device.
8.2 D.C. Characteristics
VCC−VSS = 5V ±10%, TA = 25° C, unless otherwise specified.
PARAMETER
SYMBOL TEST CONDITIONS
Operating Voltage
Operating Current
Idle Current
Power Down Current
Input Current
P1, P2, P3, P4
Logical 1-to-0 Transition
Current P1, P2, P3^(*1), P4
Input Current
RST ^(*2)
Input Leakage Current
P0, EA
Output Low Voltage
P1, P2, P3, P4
Output Low Voltage
ALE, PSEN , P0 ^(*3)
Output High Voltage
P1, P2, P3, P4
Output High Voltage
ALE, PSEN , P0 ^(*3)
VDD
IDD
IIDLE
IPWDN
IIN1
ITL
IIN2
ILK
VOL1
VOL2
VOH1
VOH2
No load VDD = 5.5V
Idle mode VDD = 5.5V
Power-down mode
VDD = 5.5V
VDD = 5.5V
VIN = 0V or VDD
VDD = 5.5V
VIN = 2.0V ^(*1)
VDD = 5.5V
VIN = VDD
VDD = 5.5V
0V < VIN < VDD
VDD = 4.5V
IOL1 = +2 mA
VDD = 4.5V
IOL2 = +4 mA
VDD = 4.5V
IOH1 = -100 μA
VDD = 4.5V
IOH2 = -400 μA
SPECIFICATION
MIN. MAX.
4.5
5.5
-
20
-
6
-
50
UNIT
V
mA
mA
μA
-50
+10
μA
-550
-
μA
-10
+300 μA
-10
+10
μA
-
0.45
V
-
0.45
V
2.4
-
V
2.4
-
V
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