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O917A132TRGZRQ1 Datasheet(PDF) 8 Page - Texas Instruments |
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O917A132TRGZRQ1 Datasheet(HTML) 8 Page - Texas Instruments |
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8 / 89 page  8 TPS65917-Q1 SLVSCO4C – JULY 2015 – REVISED MARCH 2017 www.ti.com Submit Documentation Feedback Product Folder Links: TPS65917-Q1 Pin Configuration and Functions Copyright © 2015–2017, Texas Instruments Incorporated Pin Attributes (continued) PIN I/O DESCRIPTION CONNECTION IF NOT USED PU/PD(1) NAME NO. GPIO_3 14 I/O Primary function: General-purpose input(2) and output Floating PPD O Secondary function: REGEN1 which is the external regulator enable output 1 Floating — I Secondary function: ENABLE2 which is the peripheral power request input 2 PPD(2) I Secondary function: SYNCDCDC which is the synchronization signal for SMPS switching Floating PPD(2) GPIO_4 1 I/O Primary function: General-purpose input(2) and output Floating PPU PPD O Secondary function: REGEN2 which is the external regulator enable output 2 Floating — I Secondary function: I2C2_SCL_SCE which is the DVS I2C serial clock (external pullup) and the SPI chip enable signal Floating — GPIO_5 15 I/O Primary function: General-purpose input(2) and output Ground PPD I Secondary function: POWERHOLD input Ground or VIO PPD O Secondary function: REGEN3 which is the external regulator enable output 3 Floating — GPIO_6 27 I/O Primary function: General-purpose input(2) and output Ground PPD I Secondary function: NSLEEP request signal Floating PPU(2) PPD O Secondary function: POWERGOOD which is the indication signal for valid regulator output voltages Floating — O Secondary function: REGEN3 which is the external regulator enable output 3 Floating — I2C1_SCL_SCK 35 I Control I2C serial clock (external pullup) and SPI clock signal — — I2C1_SDA_SDI 36 I/O Control I2C serial bidirectional data (external pullup) and SPI input data signal — — INT 26 O Maskable interrupt output request to the host processor — — PWRON 24 I External power-on event (on-button switch-on event) Floating PU RESET_OUT 25 O System reset or power on output (low = reset, high = active or sleep) Floating — PROGRAMMING, TESTING VPROG 20 I Primary function: OTP programming voltage Ground or floating — O Secondary function: TESTV Floating — POWER SUPPLIES VCCA 42 I Analog input voltage for internal LDOs System supply — VCC_SENSE 37 I System supply sense line System supply — VIO_IN 34 I Digital supply input for GPIOs and I/O supply voltage N/A — |
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