ST52T440F3M6 STMicroelectronics, ST52T440F3M6 Datasheet - Page 81
ST52T440F3M6
Manufacturer Part Number
ST52T440F3M6
Description
MCU 8-Bit ST52 CISC 8KB EPROM 5V 20-Pin SO
Manufacturer
STMicroelectronics
Datasheet
1.ST52T440F3M6.pdf
(94 pages)
Specifications of ST52T440F3M6
Package
20SO
Family Name
ST52
Maximum Speed
20 MHz
Ram Size
256 Byte
Program Memory Size
8 KB
Operating Supply Voltage
5 V
Data Bus Width
8 Bit
Program Memory Type
EPROM
Number Of Programmable I/os
13
On-chip Adc
6-chx12-bit
Operating Temperature
-40 to 85 °C
Number Of Timers
1
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Subject to general operating conditions for V
Table 11.11 Output Voltage Levels
Notes:
1. The I
(I/O ports and control pins) must not exceed I
2. The I
(I/O ports and control pins) must not exceed I
Figure 11.10 TTL-Level input Schmitt Trigger
Symbol
V
V
OH
OL
IO
IO
1)
2)
V (V)
o
sourced current must always respect the absolute maximum rating specified in Section 11.2 and the sum of I
current sunk must always respects the absolute maximum rating specified in Section 11.2 and the sum of I
5
4
3
2
1
0
Output low level voltage for standard I/O
Output high level voltage for standard I/
O pin when 8 pins are sourced at same
pin when 8 pins are sunk at same time.
0.5 0.8 1.0
V (V)
i
1.5
Parameter
2.0 2.5
time.
V = 5V
(TYPICAL)
T = 25°C
DD
A
VSS
VDD.
DD
, f
osc
, and T
V
V
Figure 11.11 Port B pins CMOS-level input
DD
DD
Conditions
=5V, I
=5V, I
A,
unless otherwise specified.
IO
IO
V (V)
o
=+8mA
=- 8mA
5
4
3
2
1
0
ST52T400/T440/E440/T441
2.0
V
Min
0.5
DD
V (V)
i
-
3.3
Typ
5.0
V = 5V
(TYPICAL)
T = 25°C
V
DD
A
Max
0.4
SS
+
81/94
Unit
V
IO
IO
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