ST52T440F3M6 STMicroelectronics, ST52T440F3M6 Datasheet - Page 82

• Manufacturer Part Number: ST52T440F3M6
• Description: MCU 8-Bit ST52 CISC 8KB EPROM 5V 20-Pin SO
• Manufacturer: STMicroelectronics

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

ST52T400/T440/E440/T441
Subject to general operating condition for V
Table 11.12 Output Driving Current
Figure 11.12 Port A and Port C pin Equivalent Circuit (ST52T400 and ST52X440)
Figure 11.13 Port B Pin Equivalent Circuit (ST52T400 and ST52X440)
11.10
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When the triac-driver is configured in burst-mode or phase partialization the pull-up in main1 and main2
pins are disabled.
When the Port B pin is configured as analog input the pull-up is disabled.
(*) ST52T400 and ST52X440 only
Symbol
R
R
C
pu
S
S
Device
Input/Output
Device
Input/Output
Input protection resistor
Pull-up resistor (*)
Pin Capacitance
Parameter
C
C
V
S
V
V
S
V
SS
DD
DD
SS
R
R
PU
PU
V
V
V
V
DD
DD
SS
DD
SS
, f
osc
Test Conditions
, and T
All input Pins
All input Pins
All input Pins
A
, unless otherwise specified.
R
R
S
S
V
V
V
OUT
V
OUT
IN
IN
Min
Typ
22
1
5
Max
Unit
k
pF
k