ST72F63 STMICROELECTRONICS [STMicroelectronics], ST72F63 Datasheet - Page 110

• Manufacturer Part Number: ST72F63
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

ST7263B
I/O PORT PIN CHARACTERISTICS (Cont’d)
13.8.2 Output Driving Current
Subject to general operating condition for V
Notes:
1. The I
O ports and control pins) must not exceed I
2. The I
(I/O ports and control pins) must not exceed I
Figure 64. Typical V
110/132
Symbol
V
V
OH
OL
0.25
0.15
0.05
0.3
0.2
0.1
1)
2)
IO
IO
0
1.5
current sourced must always respect the absolute maximum rating specified in
current sunk must always respect the absolute maximum rating specified in
Output low level voltage for a standard I/O pin
when up to 8 pins are sunk at the same time, Port
A0, Port A(3:7), Port C(0:2)
(see
Output low level voltage for a high sink I/O pin
when up to 4 pins are sunk at the same time, Port
B(0:7)
(see
Output low level voltage for a very high sink I/O
pin when up to 2 pins are sunk at the same time,
Port A1, Port A2
Output high level voltage for an I/O pin
when up to 8 pins are sourced at same time
(see
Figure
Figure
Figure
2
OL
64)
65)
66)
2.5
Iio (mA)
at V
Parameter
DD
=5V (standard)
3
VSS
3.5
VDD
.
. True open drain I/O pins does not have V
DD
, f
4
CPU
, and T
Figure 65. Typical V
2.5
1.5
0.5
A
3
2
1
0
Conditions
unless otherwise specified.
5
I
I
I
I
I
IO
IO
IO
IO
IO
=+1.6mA
=+10mA
=+25mA
=-10mA
=-1.6mA
10
Section 13.2
OL
Section 13.2
V
V
at V
Iio (mA)
DD
DD
Min
OH
15
-1.3
-0.8
.
DD
=5V (high-sink)
and the sum of I
and the sum of I
Max
0.4
1.3
1.5
20
Unit
V
IO
25
(I/
IO