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ST52T301 Scheda tecnica(PDF) 4 Page - STMicroelectronics |
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ST52T301 Scheda tecnica(HTML) 4 Page - STMicroelectronics |
4 / 100 page PIN NAME TYPE Programming Phase Working Phase 1 not connected - - 2 AVDD Analog VDD Analog VDD 3 AVSS Analog Ground Analog Ground 4 EVDD EPROM Digital Power Supply EPROM Digital Power Supply 5 EVSS EPROM Digital Ground EPROM Digital Ground 6 VPP EPROM Programming Power supply (12V ±5%) EPROM VDD (5V ±10%) 7 VDD Digital Power Supply Digital Power Supply 8 VSS Digital Ground Digital Ground 9 P0 I/O I/O EPROM Data Digital I/O 10 P1 I/O I/O EPROM Data Digital I/O 11 P2 I/O I/O EPROM Data Digital I/O 12 P3 I/O I/O EPROM Data Digital I/O 13 P4 I/O I/O EPROM Data Digital I/O 14 P5 I/O I/O EPROM Data Digital I/O 15 P6 I/O I/O EPROM Data Digital I/O 16 P7 I/O I/O EPROM Data Digital I/O 17 READY O I/O port Handshaking Signal 18 P8 O Digital Output 19 TEST I (must be set to 0) (must be set to 0) 20 MAIN2 I/O Zero Crossing/Prescaler Output 21 MAIN1 I Zero Crossing 22 VDD Digital Power Supply Digital Power Supply 23 VSS Digital Ground Digital Ground 24 TRIACOUT O Triac/PWM Driver Output Pulses 25 MODE I Functionment Mode Selector Functionment Mode Selector 26 RESET I General Reset General Reset 27 CE/INT I Chip Enable EPROM External Interrupt 28 TIMEROUT O Output Timer 29 ERES / TRES I EPROM Address Counter Reset External Timer Reset 30 OE / TCTRL I EPROM Output Enable Timer Start/Stop Signal 31 OSCout I/O Oscillator Output Oscillator Output 32 OSCin I Oscillator Input Oscillator Input 33 CADD / TCLK I EPROM Change Address Clock Timer External Clock 34 VSS Digital Ground Digital Ground 35 VDD Digital Power Supply Digital Power Supply 36 TxD O SCI Output 37 RxD I SCI Input 38 not connected - - 39 not connected - - 40 AIN3 Ainp Analog Input 41 AIN2 Ainp Analog Input 42 AIN1 Ainp Analog Input 43 AIN0 Ainp Analog Input 44 BG Aout Band Gap Output Table 1. PLCC44 and CLCC44-W Pin Configuration 4/99 ST52T301/E301 |
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