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STR91XF Datasheet(PDF) 40 Page - STMicroelectronics |
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STR91XF Datasheet(HTML) 40 Page - STMicroelectronics |
40 / 73 page Pin description STR91xF 40/73 -21 EMI_BWR _WRLn (used as EMI_LBn in future rev.) O EMI byte write strobe (8 bit mode) or low byte write strobe (16 bit mode) N/A -22 EMI_WRHn (used as EMI_UBn in future rev.) O EMI high byte write strobe (16- bit mode) N/A -74 EMI_ALE O EMI address latch enable (mux mode) N/A - 75 EMI_RDn O EMI read strobe N/A - - EMI_BAAn O TBD N/A - - EMI_WAITn I TBD N/A - - EMI_BCLK O TBD N/A - - EMI_WEn O Reserved for future use N/A -91 TAMPER _IN I Tamper detection input N/A - 94 MII_MDIO I/O MAC/PHY management data line N/A 59 95 USBDN I/O USB data (-) bus connect N/A 60 96 USBDP I/O USB data (+) bus connect N/A 56 89 RESET _INn I External reset input N/A 62 100 RESET _OUTn O Global or System reset output N/A 65 104 X1_CPU I CPU oscillator or crystal input N/A 64 103 X2_CPU O CPU crystal connection N/A 27 42 X1_RTC I RTC oscillator or crystal input (32.768 kHz) N/A 26 41 X2_RTC O RTC crystal connection N/A 61 97 JRTCK O JTAG return clock or RTC clock N/A 67 107 JTRSTn I JTAG TAP controller reset N/A 68 108 JTCK I JTAG clock N/A 69 111 JTMS I JTAG mode select N/A 72 115 JTDI I JTAG data in N/A 73 117 JTDO O JTAG data out N/A -122 AVDD V ADC analog voltage source, 2.7V - 3.6V N/A - 4 AVSS G ADC analog ground N/A 5- AVSS _VSSQ G Common ground point for digital I/ O & analog ADC N/A Pkg Pin Name Default Pin Function Default Input Function Alternate functions Alternate Input 1 Alternate Output 1 Alternate Output 2 Alternate Output 3 |
Similar Part No. - STR91XF_07 |
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Similar Description - STR91XF_07 |
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