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AX8052F131 датащи(PDF) 4 Page - ON Semiconductor |
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AX8052F131 датащи(HTML) 4 Page - ON Semiconductor |
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4 / 29 page ![]() AX8052F131 www.onsemi.com 4 Table 1. PIN FUNCTION DESCRIPTIONS Symbol Pin(s) Type Description CLK16P 1 A Crystal oscillator input/output (RF reference) CLK16N 2 A Crystal oscillator input/output (RF reference) VDDA 3 P Power supply, must be supplied with regulated voltage VREG GND 4 P Ground ANTP 5 A Antenna output ANTN 6 A Antenna output GND 7 P Ground VDDA 8 P Power supply, must be supplied with regulated voltage VREG SYSCLK 9 I/O/PU Must be connected to SYSCLK at pin 13 T1 10 I/O/PU Must be connected to T1 at pin 12 T2 11 I/O/PU Must be left unconnected T1 12 I/O/PU Must be connected to T1 at pin 10 SYSCLK 13 I/O/PU Must be connected to SYSCLK at pin 9 PC3 14 I/O/PU General Purpose IO PC2 15 I/O/PU General Purpose IO PC1 16 I/O/PU General Purpose IO PC0 17 I/O/PU General Purpose IO PB0 18 I/O/PU General Purpose IO PB1 19 I/O/PU General Purpose IO PB2 20 I/O/PU General Purpose IO PB3 21 I/O/PU General Purpose IO PB4 22 I/O/PU General Purpose IO PB5 23 I/O/PU General Purpose IO PB6 24 I/O/PU General Purpose IO, DBG_DATA PB7 25 I/O/PU General Purpose IO, DBG_CLK DBG_EN 26 I/PD In−Circuit Debugger Enable RESET_N 27 I/PU Optional reset pin If this pin is not used it must be connected to VDD_IO GND 28 P Ground VDD_IO 29 P Unregulated power supply (battery input) PA0 30 I/O/A/PU General Purpose IO PA1 31 I/O/A/PU General Purpose IO PA2 32 I/O/A/PU General Purpose IO PA3 33 I/O/A/PU General Purpose IO PA4 34 I/O/A/PU General Purpose IO PA5 35 I/O/A/PU General Purpose IO PA6 36 I/O/A/PU General Purpose IO PA7 37 I/O/A/PU General Purpose IO PC7 38 I/O/PU General Purpose IO VREG 39 P Regulated output voltage VDDA pins must be connected to this supply voltage A 1 mF low ESR capacitor to GND must be connected to this pin |
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