W78LE52 Datasheet, PDF (13/22 Pages) Winbond – 8-BIT MTP MICROCONTROLLER

Preliminary W78LE52
DC Characteristics, continued
PARAMETER
SYM. PECIFICATION UNIT
TEST CONDITIONS
MIN. MAX.
Input Leakage Current
P0, EA
Logic 1 to 0 Transition Current
P1, P2, P3, P4
Input Low Voltage
P0, P1, P2, P3, P4, EA
Input Low Voltage
RST[*1]
Input Low Voltage
XTAL1 [*3]
Input High Voltage
P0, P1, P2, P3, P4, EA
Input High Voltage
RST[*1]
Input High Voltage
XTAL1 [*3]
Output Low Voltage
P1, P2, P3, P4
Output Low Voltage
P0, ALE, PSEN [*2]
Sink Current
P1, P2, P3, P4
Sink Current
P0, ALE, PSEN
Output High Voltage
P1, P2, P3, P4
Output High Voltage
P0, ALE, PSEN [*2]
Source Current
P1, P2, P3, P4
Source Current
P0, ALE, PSEN
ILK
ITL ^[*4]
VIL1
VIL2
VIL3
VIH1
VIH2
VIH3
VOL1
VOL2
ISK1
ISK2
VOH1
VOH2
ISR1
ISR2
-10
+10
-500
-
0
0
0
0
0
0
2.4
1.4
3.5
1.7
3.5
1.6
-
-
-
-
4
1.8
8
4.0
2.4
1.4
2.4
1.4
-100
-10
-8
-1.0
0.8
0.5
0.8
0.3
0.8
0.6
VDD +0.2
VDD +0.2
VDD +0.2
VDD +0.2
VDD +0.2
VDD +0.2
0.45
0.25
0.45
0.25
12
5.4
16
9
-
-
-
-
-250
-30
-14
-2.4
µA VDD = 5.5V
0V < VIN < VDD
µA VDD = 5.5V
VIN = 2.0V
V VDD = 4.5V
V VDD = 2.4V
V VDD = 4.5V
V VDD = 2.4V
V VDD = 4.5V
V VDD = 2.4V
V VDD = 5.5V
V VDD = 2.4V
V VDD = 5.5V
V VDD = 2.4V
V VDD = 5.5V
V VDD = 2.4V
V VDD = 4.5V, IOL = +2 mA
V VDD = 2.4V, IOL = +1 mA
V VDD = 4.5V, IOL = +4 mA
V VDD = 2.4V, IOL = +2 mA
mA VDD = 4.5V, Vin = 0.45V
mA VDD = 2.4V, Vin = 0.45V
mA VDD = 4.5V, Vin = 0.45V
mA VDD = 2.4V, Vin = 0.45V
V VDD = 4.5V, IOH = -100 µA
V VDD = 2.4V, IOH = -8 µA
V VDD = 4.5V, IOH = -400 µA
V VDD = 2.4V, IOH = -200 µA
µA VDD = 4.5V, Vin = 2.4V
µA VDD = 2.4V, Vin = 1.4V
mA VDD = 4.5V, Vin = 2.4V
mA VDD = 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.
- 13 -
Publication Release Date: January 1999
Revision A1