Datenblatt-Suchmaschine für elektronische Bauteile |
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ST72521AR9 Datenblatt(PDF) 10 Page - STMicroelectronics |
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ST72521AR9 Datenblatt(HTML) 10 Page - STMicroelectronics |
10 / 211 page ST72521 10/211 PIN DESCRIPTION (Cont’d) For external pin connection guidelines, refer to See “ELECTRICAL CHARACTERISTICS” on page 162. Legend / Abbreviations for Table 1: Type: I = input, O = output, S = supply Input level: A = Dedicated analog input In/Output level: C = CMOS 0.3VDD/0.7VDD CT= CMOS 0.3VDD/0.7VDD with input trigger TT= TTL 0.8V / 2V with Schmitt trigger Output level: HS = 20mA high sink (on N-buffer only) Port and control configuration: – Input: float = floating, wpu = weak pull-up, int = interrupt 1), ana = analog – Output: OD = open drain 2), PP = push-pull Refer to “I/O PORTS” on page 47 for more details on the software configuration of the I/O ports. The RESET configuration of each pin is shown in bold. This configuration is valid as long as the device is in reset state. Table 1. Device Pin Description Pin n° Pin Name Level Port Main function (after reset) Alternate function Input Output 1 1 PE4 (HS) I/O CT HS X X X X Port E4 2 2 PE5 (HS) I/O CT HS X X X X Port E5 3 3 PE6 (HS) I/O CT HS X X X X Port E6 4 4 PE7 (HS) I/O CT HS X X X X Port E7 5 5 PB0/PWM3 I/O CT X ei 2 X X Port B0 PWM Output 3 6 6 PB1/PWM2 I/O CT X ei 2 X X Port B1 PWM Output 2 7 7 PB2/PWM1 I/O CT X ei 2 X X Port B2 PWM Output 1 8 8 PB3/PWM0 I/O CT X ei2 X X Port B3 PWM Output 0 9 - PG0 I/O TT X X X X Port G0 10 - PG1 I/O TT X X X X Port G1 11 - PG2 I/O TT X X X X Port G2 12 - PG3 I/O TT X X X X Port G3 13 9 PB4 (HS)/ARTCLK I/O CT HS X ei3 X X Port B4 PWM-ART External Clock 14 10 PB5/ARTIC1 I/O CT X ei3 X X Port B5 PWM-ART Input Capture 1 15 11 PB6/ARTIC2 I/O CT X ei3 X X Port B6 PWM-ART Input Capture 2 16 12 PB7 I/O CT X ei3 X X Port B7 17 13 PD0 /AIN0 I/O CT X X X X X Port D0 ADC Analog Input 0 18 14 PD1/AIN1 I/O CT X X X X X Port D1 ADC Analog Input 1 19 15 PD2/AIN2 I/O CT X X X X X Port D2 ADC Analog Input 2 20 16 PD3/AIN3 I/O CT X X X X X Port D3 ADC Analog Input 3 21 - PG6 I/O TT X X X X Port G6 22 - PG7 I/O TT X X X X Port G7 23 17 PD4/AIN4 I/O CT X X X X X Port D4 ADC Analog Input 4 |
Ähnliche Teilenummer - ST72521AR9 |
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Ähnliche Beschreibung - ST72521AR9 |
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