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TC35679FSG датащи(PDF) 11 Page - Toshiba Semiconductor |
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TC35679FSG датащи(HTML) 11 Page - Toshiba Semiconductor |
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11 / 45 page ![]() TC35679FSG-002 2018-01-17 11 2.4. Power Supply Pins Table 2-4 shows the attributes and descriptions of power supply pins for normal operations. Table 2-4 Power supply pins Pin name Pin number Attribute Description Type VDD/GND VDD / GND VPGM 5 TEST — Test pin Please connect VPGM to GND. VBAT 18 VBAT VDD Power supply pin for DCDC and sleep circuit. Connect the external power source for DCDC and LDO built into the IC. LX 19 VBAT VDD DCDC output pin. Please connect to external inductor for DCDC. VDDCORE1 14 — VDD DCDC for feedback input, analog circuit power supply pin. Please connect to external inductor for DCDC. VDDCORE2 15 — VDD DCDC for feedback input, digital circuit power supply pin. Please connect to external inductor for DCDC. VDDIO1 VDDIO2 1 23 VDDIO VDD IO power supply. Power supply pin for GPIO. VSSA 8 Analog GND GND pin for analog, this pin needs to be connected to GND. VSSRFIO 6 Analog GND GND pin for RFIO, this pin needs to be connected to GND. VSSX 13 Analog GND GND pin for OSC, this pin needs to be connected to GND. VSSDC 20 Digital GND GND pin for DCDC, this pin needs to be connected to GND. VSSD1 VSSD2 27 FIN Analog, Digital GND GND pin for analog, digital common, this pin needs to be connected to GND. Connect the exposed Die Pad to GND because this pad is digital ground as well. |
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