ST7260E2 STMicroelectronics, ST7260E2 Datasheet - Page 123

• Manufacturer Part Number: ST7260E2
• Description: LOW SPEED USB 8-BIT MCU FAMILY WITH UP TO 8K FLASH/ROM AND SERIAL COMMUNICATION INTERFACE (SCI)
• Manufacturer: STMicroelectronics

Specifications of ST7260E2

• 4 Or 8 Kbytes Program Memory: high density Flash (HDFlash), or FastROM with readout and write protection

ST7260xx
16.8.2
Output driving current
Subject to general operating condition for V
Table 71.
1.
2.
Figure 54. V
Figure 56. V
Symbol
V
V
OH
0.95
0.85
0.75
0.65
0.55
0.45
0.35
OL
250
200
150
100
The I
ports and control pins) must not exceed I
The I
ports and control pins) must not exceed I
50
0
15
1
(1)
(2)
IO
IO
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)
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)
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
1.5
Output current characteristics
OL
OL
20
Vol_25mA (V) at Vdd=5V
Vol_2mA (mV) at Vdd=5V
standard V
very high sink V
2
Iio (mA)
Iio (mA)
Parameter
2.5
25
DD
3
VSS
VDD
=5 V
30
.
. True open drain I/O pins does not have V
DD
3.5
=5 V
35
DD
4
, f
Figure 55. V
Figure 57. V
CPU
1.6
1.4
1.2
0.8
0.6
0.4
0.2
0.59
0.58
0.57
0.56
0.55
0.54
0.53
0.52
0.51
0.6
0.5
1
5
, and T
Conditions
4
I
I
I
I
IO
I
IO
IO
IO
IO
=+1.6 mA
=+10 mA
=+25 mA
=-1.6 mA
=-10 mA
7
4.2
A
unless otherwise specified.
OL
OL
9
4.4
Section 16.2
Vol_10mA (V) at Iio=10mA
Vol_10mA (V) at Vdd=5V
Section 16.2
high sink V
high sink vs. V
OH
Electrical characteristics
11
4.6
.
V
V
Iio (mA)
DD
DD
Vdd (V)
Min
-1.3
-0.8
and the sum of I
13
4.8
and the sum of I
DD
15
5
Max
=5 V
0.4
1.3
1.5
DD
5.2
17
IO
IO
(I/O
123/139
(I/O
Unit
5.4
19
V