參數(shù)資料
型號: ST72P63BH4T1
廠商: STMICROELECTRONICS
元件分類: 微控制器/微處理器
英文描述: 8-BIT, MROM, 8 MHz, MICROCONTROLLER, PQFP48
封裝: 7 X 7 MM, ROHS COMPLIANT, LQFP-48
文件頁數(shù): 22/145頁
文件大?。?/td> 2984K
代理商: ST72P63BH4T1
ST7263BDx ST7263BHx ST7263BKx ST7263BE
118/145
Figure 59. Typ. RPU vs. VDD
14.8.2 Output driving current
Subject to general operating condition for VDD, fCPU, and TA unless otherwise specified.
Notes:
1. The IIO current sunk must always respect the absolute maximum rating specified in Section 14.2 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 14.2 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.
3. The minimum VOH value (with IIO=-10mA) depends on the chosen device type. For Flash devices, min = VDD - 1.3 V
and for ROM devices, min = VDD - 1.7 V
Rpu (KOhm)
0
20
40
60
80
100
120
140
4
4.2
4.4
4.6
4.8
5
5.2
5.4
Vdd (V)
R
pu
(
K
O
h
m
)
Symbol
Parameter
Conditions
Min
Max
Unit
VOL
1)
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), Port D(0:7)
V
DD
=5V
IIO=+1.6mA
0.4
V
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)
IIO=+10mA
1.3
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
IIO=+25mA
1.5
VOH
2)
Output high level voltage for an I/O pin
when up to 8 pins are sourced at same time
IIO=-10mA
VDD-1.3
3)
IIO=-1.6mA
VDD-0.8
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