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ST52T400 数据表(PDF) 17 Page - STMicroelectronics

部件名 ST52T400
功能描述  8-BIT INTELLIGENT CONTROLLER UNIT ICU Timer/PWM, Analog Comparator, Triac/PWM Timer, WDG
PDF  94 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

ST52T400 数据表(HTML) 17 Page - STMicroelectronics

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Table 1.5 SO20 and DIP20 Pin Configuration - ST52x440/441
PIN SO20/DIP20
NAME
Programming Phase
Working Phase
1VDD
Digital Power Supply
Digital Power Supply
2
OSCOUT
Oscillator Output
3
OSCIN
Oscillator Input
4
Vpp
EPROM Programming
Power supply (12V
±5%)
EPROM VDD or Vss
5
PB7/CS
PHASE signal (PHASE)
Digital I/O - Capacitor connection
6
PB3/AC3
Configuration INCREMENT
(INC_CONF)
Digital I/O
Analog Comparator Channel 3
7
PB2/AC2
Configuration RESET
(RST_CONF)
Digital I/O
Analog Comparator Channel 2
8
PB1/AC1
Address INCREMENT
(INC_ADD)
Digital I/O
Analog Comparator Channel 1
9
PB0/AC0
Address Reset
(RST_ADD)
Digital I/O
Analog Comparator Channel 0
10
GNDA
Analog Ground
Analog Ground
11
PA0/TROUT
I/O EPROM Data
Digital I/O - TRIAC Driver Output
12
PA1/MAIN1
I/O EPROM Data
Digital I/O
Zero Crossing Detection pin 1
13
PA2/MAIN2/
TOUTN
I/O EPROM Data
Digital I/O
Zero Crossing Detection pin 2
Complementary Timer Output
14
PA3/ACSTRT
I/O EPROM Data
Digital I/O
Analog Comp. counter external start
15
PA4/TSTRT
I/O EPROM Data
Digital I/O - Timer external start
16
PA5/TCLK
I/O EPROM Data
Digital I/O - Timer external clock
17
PA6/TRES/TOUT
I/O EPROM Data
Digital I/O
Timer external reset - Timer output
18
PA7/INT/
ACSYNC
I/O EPROM Data
Digital I/O - External Interrupt
Analog Comparator counter ready
19
RESET
General Reset
General Reset
20
VSS
Digital Ground
Digital Ground



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