w78e516b Winbond Electronics Corp America, w78e516b Datasheet - Page 23

• Manufacturer Part Number: w78e516b
• Description: 8-bit Microcontroller
• Manufacturer: Winbond Electronics Corp America

D.C. Characteristics, continued
Notes:
Input High Voltage
P0, P1, P2, P3, P4, EA
Input High Voltage
RST
Input High Voltage
XTAL1
Output Low Voltage
P1, P2, P3, P4
Output Low Voltage
P0, ALE, PSEN
Sink Current
P1, P3, P4
Sink Current
P0, P2, ALE, PSEN
Output High Voltage
P1, P2, P3, P4
Output High Voltage
P0, ALE, PSEN
Source Current
P1, P2, P3, P4
Source Current
P0, P2, ALE, PSEN
*1. RST pin is a Schmitt trigger input.
*3. P0, ALE and PSEN are tested in the external access mode.
*4. XTAL1 is a CMOS input.
*5. Pins of P1, P2, P3, P4 can source a transition current when they are being externally driven from 1 to 0. The transition
current reaches its maximum value when V
[*4]
PARAMETER
[*3]
[*3]
SYM.
V
V
V
V
V
V
V
Isk1
Isk2
IN
Isr1
Isr2
OH1
OH2
OL1
OL2
IH1
IH2
IH3
approximates to 2V.
- 23 -
MIN.
-120
2.4
3.5
3.5
2.4
2.4
10
-8
4
-
-
SPECIFICATION
V
V
V
DD
DD
DD
MAX.
-250
0.45
0.45
-20
12
20
-
-
+0.2
+0.2
+0.2
Publication Release Date: April 22, 2008
UNIT
mA
mA
mA
μA
V
V
V
V
V
V
V
V
V
V
V
I
V
I
V
V
V
V
V
I
V
I
V
V
V
V
TEST CONDITIONS
OL
OL
OH
OH
DD
DD
DD
DD
DD
DD
IN
DD
IN
DD
DD
DD
IN
DD
IN
W78E516B
= +2 mA
= +4 mA
= -100 μA
= -400 μA
= 0.45V
= 0.45V
= 2.4V
= 2.4V
= 5.5V
= 5.5V
= 5.5V
= 4.5V
= 4.5V
= 4.5V
= 4.5V
= 4.5V
= 4.5V
= 4.5V
= 4.5V
Revision A12