参数资料
型号: ST72F324K2B3
厂商: STMICROELECTRONICS
元件分类: 微控制器/微处理器
英文描述: 8-BIT, FLASH, 8 MHz, MICROCONTROLLER, PDIP32
封装: 0.400 INCH, SHRINK, PLASTIC, DIP-32
文件页数: 40/156页
文件大小: 1012K
代理商: ST72F324K2B3
ST72324J/K
134/156
I/O PORT PIN CHARACTERISTICS (Cont’d)
12.8.2 Output Driving Current
Subject to general operating conditions for VDD,fCPU, and TA unless otherwise specified.
Figure 76. Typical VOL at VDD=5V (standard)
Figure 77. Typical VOL at VDD=5V (high-sink)
Figure 78. Typical VOH at VDD=5V
Notes:
1. The IIO current sunk must always respect the absolute maximum rating specified in Section 12.2.2 and the sum of IIO
(I/O ports and control pins) must not exceed IVSS.
2. The IIO current sourced must always respect the absolute maximum rating specified in Section 12.2.2 and the sum of
IIO (I/O ports and control pins) must not exceed IVDD. True open drain I/O pins does not have VOH.
Symbol
Parameter
Conditions
Min
Max
Unit
VOL
1)
Output low level voltage for a standard I/O pin
when 8 pins are sunk at same time
(see Figure 76)
V
DD
=5V
IIO=+5mA
1.2
V
IIO=+2mA
0.5
Output low level voltage for a high sink I/O pin
when 4 pins are sunk at same time
(see Figure 77 and Figure 79)
IIO=+20mA,TA≤85°C
TA≥85°C
1.3
1.5
IIO=+8mA
0.6
VOH
2)
Output high level voltage for an I/O pin
when 4 pins are sourced at same time
(see Figure 78 and Figure 81)
IIO=-5mA, TA≤85°C
TA≥85°C
VDD-1.4
VDD-1.6
IIO=-2mA
VDD-0.7
0
0.2
0.4
0.6
0.8
1
1.2
1.4
0
0 .005
0 .01
0.0 15
Iio(A )
Vol
(V)
at
Vdd=5V
Ta=14 0
°C”
Ta=95
°C
Ta=25
°C
Ta=- 45
°C
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1
0
0.01
0.02
0.03
Iio(A)
Vol(V)
at
Vdd=5V
Ta= 140
°C
Ta= 95
°C
Ta= 25
°C
Ta= -45
°C
2
2.5
3
3.5
4
4.5
5
5.5
-0.01
-0.008
-0.006
-0.004
-0.002
0
Iio (A)
Vdd-Voh
(V)
at
Vdd=5V
V dd=5V 1 40
°Cmin
V dd=5v 95
°Cmin
V dd=5v 25
°Cmin
V dd=5v -4 5
°Cmin
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