ST72F324BJ STMICROELECTRONICS [STMicroelectronics], ST72F324BJ Datasheet - Page 154

• Manufacturer Part Number: ST72F324BJ
• Description: 8-bit MCU, 3.8 to 5.5 V operating range with 8 to 32 Kbyte Flash/ROM, 10-bit ADC, 4 timers, SPI, SCI
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

Electrical characteristics
12.9.2
Table 106. Output driving current
1. The I
2. The I
154/188
Symbol
V
V
OH
OL
ports and control pins) must not exceed I
(I/O ports and control pins) must not exceed I
(1)
(2)
IO
IO
current sunk must always respect the absolute maximum rating specified in
current sourced must always respect the absolute maximum rating specified in
Output low level voltage for a standard I/O pin when
8 pins are sunk at same time
(see
Output low level voltage for a high sink I/O pin when
4 pins are sunk at same time
(see
Output high level voltage for an I/O pin when 4 pins
are sourced at same time
(see
Figure 70. Unused I/O pins configured as input
1. I/O can be left unconnected if it is configured as output (0 or 1) by the software. This has the advantage of
Figure 71. Typical I
Output driving current
Subject to general operating conditions for V
Figure
Figure 73
Figure 74
greater EMC robustness and lower cost.
72)
and
and
Figure
Figure
Parameter
75)
77)
PU
VSS
vs. V
.
VDD
. True open drain I/O pins do not have V
DD
with V
9 0
8 0
7 0
6 0
5 0
4 0
3 0
2 0
1 0
V
0
DD
2
10kΩ
10kΩ
2 .5
IN
T a = 1 4 0 ° C
T a = 9 5 ° C
T a = 2 5 ° C
T a = -4 5 ° C
3
= V
Unused I/O port
3 .5
Unused I/O port
DD
V
V d d (V )
SS
DD
4
, f
CPU
4 .5
= 5V
ST7XXX
ST7XXX
Conditions
(1)
5
, and T
5 .5
I
I
I
T
T
I
I
T
T
I
IO
IO
IO
IO
IO
IO
A
A
A
A
Section 12.2.2
= +5mA
= +2mA
= +20mA
< 85°
> 85°C
= +8mA
= -5mA,
< 85°C
> 85°C
= -2mA
6
A
Section 12.2.2
unless otherwise specified.
OH
.
V
V
V
DD
DD
DD
and the sum of I
Min
- 1.4
- 1.6
- 0.7
and the sum of I
Max
1.2
0.5
1.3
1.5
0.6
ST72324B
IO
(I/O
IO
Unit
V