ST52T440F3M6 STMicroelectronics, ST52T440F3M6 Datasheet - Page 39

• 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

Table 4.2 Interrupts Description
(*) Used only in ST52x440/441 devices
Figure 4.4 Interrupt Configuration Register 0
INT_PWM/TIMER
INT_TRIAC/R
INT_TRIAC/P
INT_TRIAC/F
INT_AC(*)
INT_EXT
Name
D7 D6 D5 D4 D3 D2 D1 D0
External Interrupt (INT)
TRIAC Falling Edge
Analog Comparator
TRIAC rising edge
Interrupts Mask
REG_CONF0
PWM/TIMER
TRIAC Pulse
Description
Ext
Int
Int
Int
Int
Int
Programmable
Programmable
Programmable
Programmable
Programmable
Priority
Highest
MSKE: Ext. Int.
MSKAC: An. Comp. Int.
MSKTM: Timer Int.
MSKTRF: Triac Fall. Int.
MSKTRR: Triac Ris. Int.
MSKTRP: Triac Pulse Int.
PEXTINT: Ext. Int. Ris/Fall.
MSKBR: Brown Out En.
Peripheral
Code
000
001
010
100
011
ST52T400/T440/E440/T441
-
Mask-
able
yes
yes
yes
yes
yes
yes
Addresses
Vector
12-14
15-17
18-20
9-11
3-5
6-8
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