Preliminary W78LE516
Publication Release Date: June 2000
- 19 - Revision A1
DC Characteristics, continued
PARAMETER SYM. SPECIFICATION UNIT TEST CONDITIONS
MIN. MAX.
Input Low Voltage V
IL3
0 0.8 V V
DD
= 4.5V
XTAL1 [*3] 0 0.4 V V
DD
= 2.4V
Input High Voltage V
IH1
2.4 V
DD
+0.2 V V
DD
= 5.5V
P0, P1, P2, P3, P4,
1.4 V
DD
+0.2 V V
DD
= 2.4V
Input High Voltage V
IH2
3.5 V
DD
+0.2 V V
DD
= 5.5V
RST[*1] 1.7 V
DD
+0.2 V V
DD
= 2.4V
Input High Voltage V
IH3
3.5 V
DD
+0.2 V V
DD
= 5.5V
XTAL1 [*3] 2.4 V
DD
+0.2 V V
DD
= 2.4V
Output Low Voltage V
OL1
- 0.45 V V
DD
= 4.5V, I
OL
= +2 mA
P1, P2, P3, P4 - 0.25 V V
DD
= 2.4V, I
OL
= +1 mA
Output Low Voltage V
OL2
- 0.45 V V
DD
= 4.5V, I
OL
= +4 mA
P0, ALE,
PSEN
[*2]
- 0.25 V V
DD
= 2.4V, I
OL
= +2 mA
Sink Current I
SK1
4 12 mA V
DD
= 4.5V, Vin = 0.45V
P1, P2, P3, P4 1.8 5.4 mA V
DD
= 2.4V, Vin = 0.45V
Sink Current I
SK2
8 16 mA V
DD
= 4.5V, Vin = 0.45V
P0, ALE,
PSEN
4.5 9 mA V
DD
= 2.4V, Vin = 0.4V
Output High Voltage V
OH1
2.4 - V
V
DD
= 4.5V, I
OH
= -100
µ
A
P1, P2, P3, P4 1.4 - V
V
DD
= 2.4V, I
OH
= -8
µ
A
Output High Voltage V
OH2
2.4 - V
V
DD
= 4.5V, I
OH
= -400
µ
A
P0, ALE, PSEN [*2]
1.4 - V
V
DD
= 2.4V, I
OH
= -200
µ
A
Source Current I
SR1
-100 -250
µ
A
V
DD
= 4.5V, Vin = 2.4V
P1, P2, P3, P4 -20 -50
µ
A
V
DD
= 2.4V, Vin = 1.4V
Source Current I
SR2
-8 -14 mA V
DD
= 4.5V, Vin = 2.4V
P0, ALE, PSEN
-1.9 -3.8 mA V
DD
= 2.4V, Vin = 1.4V
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.
