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TPS659037 Datasheet(PDF) 10 Page - Texas Instruments |
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TPS659037 Datasheet(HTML) 10 Page - Texas Instruments |
10 / 99 page 10 TPS659037 SLIS165E – DECEMBER 2014 – REVISED JULY 2017 www.ti.com Submit Documentation Feedback Product Folder Links: TPS659037 Pin Configuration and Functions Copyright © 2014–2017, Texas Instruments Incorporated Pin Functions (continued) PIN I/O PU OR PD(1) CONNECTION(2) DESCRIPTION NO. NAME K10 GPIO_4 I/O PPU Floating Primary function: General-purpose input(3) or output PPD(3) O Secondary function: SYSEN1 — External system enable K11 LDO3_OUT O — Floating LDO3 output voltage K12 LDO4_OUT O — Floating LDO4 output voltage K13 SMPS3_FDBK I — Floating Output voltage-sense (feedback) input for step-down converter, SMPS3 L1 I2C1_SCL_SCK I/O — Floating Control I2C serial clock (external pullup) and SPI clock signal L2 I2C1_SDA_SDI I/O — Floating Control I2C serial bidirectional data (external pullup) and SPI data signal L3 BOOT0 I — Ground or VRTC Boot pin 0 for power-up sequence selection L4 NC — — — Not connected L5 SMPS6_GND — — Ground Power ground connection for step-down converter, SMPS6 L6 L7 SMPS9_GND — — Ground Power ground connection for step-down converter, SMPS9 L8 L9 SMPS8_GND — — Ground Power ground connection for step-down converter, SMPS8 L10 L11 SMPS8_FDBK I — Ground Output voltage-sense (feedback) input for step-down converter, SMPS8 L12 LDO34_IN I — System supply Power input voltage for LDO3 and LDO4 regulators L13 M1 PBKG — — Ground Substrate ground M2 M3 I2C2_SCL_SCE I/O — Floating DVS I2C serial clock (external pullup) and SPI enable signal or I2C serial clock (external pullup) M4 LDO_SUPPLY I — System supply Power input voltage for internal LDO M5 SMPS6_SW O — Floating Switch node of step-down converter, SMPS6. Connect the output to an inductor. M6 SMPS6_IN I — System supply Power input for step-down converter, SMPS6 M7 SMPS9_SW O — Floating Switch node of step-down converter, SMPS9 Connect the output to an inductor. M8 SMPS9_IN I — System supply Power input for step-down converter, SMPS9 M9 SMPS8_IN I — System supply Power input for step-down converter, SMPS8 M10 SMPS8_SW O — Floating Switch node of step-down converter, SMPS8 Connect the output to an inductor. M11 CLK32KGO O — Floating 32-kHz digital-gated output clock available when VIO_IN input supply is present M12 GND_DIG — — Ground Digital power ground M13 GND_ANA — — Ground Analog power ground N1 PBKG — — Ground Substrate ground N2 VIO_GND — — Ground Digital ground connection N3 LDO_SUPPLY I — System supply Power input voltage for internal LDO N4 LDO_SUPPLY I — System supply Power input voltage for internal LDO N5 SMPS6_SW O — Floating Switch node of step-down converter, SMPS6. Connect the output to an inductor. N6 SMPS6_IN I — System supply Power input for step-down converter, SMPS6 N7 SMPS9_SW O — Floating Switch node of step-down converter, SMPS9 Connect the output to an inductor. N8 SMPS9_IN I — System supply Power input for step-down converter, SMPS9 N9 SMPS8_IN I — System supply Power input for step-down converter, SMPS8 N10 SMPS8_SW O — Floating Switch node of step-down converter, SMPS8 Connect the output to an inductor. N11 GPIO_6 I/O PPU Ground Primary function: General-purpose input(3) or output PPD(3) O — Floating Secondary function: SYSEN2 — External system enable N12 VPROG I — Ground or floating Primary function: OTP programming voltage O — Floating Secondary function: TESTV N13 PBKG — — Ground Substrate ground |
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