Electronics America Single-Chip Microcontrollers User's Manual

CHAPTER 22 ELECTRICAL SPECIFICATIONS ( µ PD789488, 78F9488, 789489, 78F9489)
346 User’s Manual U15331EJ4V1UD
DC Characteristics (TA = –40 to +85°C, VDD = 1.8 to 5.5 V) (1/6)
Parameter Symbol Conditions MIN. TYP. MAX. Unit
Per pin 10 mA Output current, low IOL
All pins 80 mA
Per pin –1 mA Output current, high IOH
All pins –15 mA
VDD = 2.7 to 5.5 V 0.7VDD VDD V VIH1 P10, P11, P60 to P67
V
DD = 1.8 to 5.5 V 0.9VDD VDD V
VDD = 2.7 to 5.5 V 0.7VDD 12 V N-ch open
drain
V
DD = 1.8 to 5.5 V 0.9VDD 12 V
VDD = 2.7 to 5.5 V 0.7VDD VDD V
VIH2 P50 to
P53
On-chip pull-
up resistor
V
DD = 1.8 to 5.5 V 0.9VDD VDD V
VDD = 2.7 to 5.5 V 0.8VDD VDD V VIH3 RESET, P00 to P07,
P20 to P25, P30 to P34,
P70 to P73
Note
, P80 to
P87
Note
V
DD = 1.8 to 5.5 V 0.9VDD VDD V
VDD = 4.5 to 5.5 V VDD – 0.5 VDD V
Input voltage, high
V
IH4 X1, X2, XT1, XT2
V
DD = 1.8 to 5.5 V VDD – 0.1 VDD V
VDD = 2.7 to 5.5 V 0 0.3VDD V VIL1 P10, P11, P60 to P67
V
DD = 1.8 to 5.5 V 0 0.1VDD V
VDD = 2.7 to 5.5 V 0 0.3VDD V VIL2 P50 to P53
V
DD = 1.8 to 5.5 V 0 0.1VDD V
VDD = 2.7 to 5.5 V 0 0.2VDD V VIL3 RESET, P00 to P07,
P20 to P25, P30 to P34,
P70 to P73
Note
, P80 to
P87
Note
V
DD = 1.8 to 5.5 V 0 0.1VDD V
VDD = 4.5 to 5.5 V 0 0.4 V
Input voltage, low
V
IL4 X1, X2, XT1, XT2
V
DD = 1.8 to 5.5 V 0 0.1 V
VDD = 4.5 to 5.5 V, IOH = –1 mA VDD – 1.0 V Output voltage, high VOH
V
DD = 1.8 to 5.5 V, IOH = –100 µ A VDD – 0.5 V
4.5 ≤ VDD ≤ 5.5 V,
I
OL = 10 mA
1.0 V
VOL1 P00 to P07, P10, P11,
P20 to P25, P30 to P34,
P80 to P87
Note
1.8 ≤ V
DD < 4.5 V,
I
OL = 400 µ A
0.5 V
4.5 ≤ VDD ≤ 5.5 V,
I
OL = 10 mA
1.0 V
Output voltage, low
V
OL2 P50 to P53
1.8 ≤ V
DD < 4.5 V,
I
OL = 1.6 mA
0.4 V
Note Only when selected by a mask option or port function register
Remark Unless otherwise specified, the characteristics of alternate-function pins are the same as those of port
pins.