W78E365/W78E365A
D.C. Characteristics, continued
SPECIFICATION
SYMBOL
V IL3
PARAMETER
TEST CONDITIONS
MIN.
MAX.
UNIT
Input Low Voltage
XTAL1[*4]
0
0.8
V
VDD = 4.5V
Input High Voltage
VIH1
2.4
VDD +0.2
V
VD D = 5.5V
P0, P1, P2, P3, P4, EA
Input High Voltage
RST
V
DD = 5.5V
DD = 5.5V
VIH2
VIH3
VOL1
3.5
3.5
-
VDD +0.2
VDD +0.2
0.45
V
V
V
Input High Voltage
XTAL1[*4]
V
Output Low Voltage
P1, P2, P3, P4
Output Low Voltage
VDD = 4.5V
OL = +2 mA
VDD = 4.5V
OL = +4 mA
I
VOL2
Isk1
Isk2
VOH1
VOH2
Isr1
-
0.45
8
V
mA
mA
V
P0, ALE, PSEN [*3]
I
Sink current
VDD = 4.5V
4
P1, P3, P4
VOL = 0.45V
Sink current
VDD=4.5V
10
14
-
VOL = 0.45V
P0, P2, ALE, PSEN
VDD = 4.5V
Output High Voltage
P1, P2, P3, P4
2.4
2.4
-120
-10
IOH = -100 μA
Output High Voltage
VDD = 4.5V
-
V
P0, ALE, PSEN [*3]
Source current
P1, P2, P3, P4
Source current
IOH = -400 μA
VDD = 4.5V
VOH = 2.4V
-180
-14
μA
mA
VDD =4.5V
Isr2
VOH = 2.4V
P0, P2, ALE, PSEN
Notes:
*1. RST pin is a Schmitt trigger input.
*2. P0, ALE and PSEN are tested in the external access mode.
*3. XTAL1 is a CMOS input.
*4. Pins of P1, P2, P3, P4 can source a transition current when they are being externally driven from 1 to 0.
- 28 -
WINBOND [ WINBOND ]
