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AM2431BSDGHIALVR. Datasheet(PDF) 82 Page - Texas Instruments |
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AM2431BSDGHIALVR. Datasheet(HTML) 82 Page - Texas Instruments |
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82 / 282 page  Table 5-63. Power Supply Signal Descriptions (continued) SIGNAL NAME [1] SIGNAL TYPE [2] DESCRIPTION [3] ALV/ANI PIN [4] ALX PIN [4] VDDA_0P85_SERDES0_C PWR SERDES0 clock 0.85V analog supply P11 VDDA_0P85_USB0 PWR USB0 0.85V analog supply T12 V16 VDDA_1P8_SERDES0 PWR SERDES0 1.8V analog supply R14 VDDA_1P8_USB0 PWR USB0 1.8V analog supply R15 U15 VDDA_3P3_SDIO PWR SDIO_LDO 3.3V analog supply H15 K15 VDDA_3P3_USB0 PWR USB0 3.3V analog supply R13 U16 VDDA_ADC PWR ADC0 analog supply J13 G17, H17 VDDA_MCU PWR RCOSC, POR, POK, and MCU_PLL0 analog supply K12 H14 VDDA_PLL0 PWR MAIN_PLL0, MAIN_PLL2, and MAIN_PLL14 analog supply N12 N12 VDDA_PLL1 PWR MAIN_PLL8 and MAIN_PLL12 analog supply H9 G9 VDDA_PLL2 PWR MAIN_PLL1 analog supply J11 G12 VDDA_TEMP0 PWR TEMP0 analog supply G11 G11 VDDA_TEMP1 PWR TEMP1 analog supply L11 M11 VDDR_CORE PWR RAM supply L10, M13 G5, G6, J10, J12, P14, P8, R10 VDDSHV0 PWR IO supply for IO group 0 F11, G12, G14 C13, D13, E14 VDDSHV1 PWR IO supply for IO group 1 M7, N6, P7 L6, M6, P5, P6 VDDSHV2 PWR IO supply for IO group 2 R10, R8, T9 T11, T8, U11, U7, U8 VDDSHV3 PWR IO supply for IO group 3 P14, P15 R17, T17 VDDSHV4 PWR IO supply for IO group 4 M14, M15 N16, N17 VDDSHV5 PWR IO supply for IO group 5 L14, L15 L16, L17 VDDSHV_MCU PWR IO supply for IO MCU F9, G10, G8 E7, E8, E9 VDDS_DDR PWR DDR PHY IO supply F7, G6, H7, J6, K7, L6 VDDS_DDR_C PWR DDR clock IO supply J8 VDDS_MMC0 PWR MMC0 PHY IO supply K14 VDDS_OSC PWR MCU_OSC0 supply H13 F18 VDD_CORE PWR Core supply J10, J12, K11, K9, L12, L8, M11, M9, N10, N8, P9 F11, G10, H15, H8, J9, K11, K14, L13, L9, M14, M8, N10, N9, R12, R13, R9 VDD_DLL_MMC0 PWR MMC0 PLL analog supply H14 VDD_MMC0 PWR MMC0 PHY core supply K13 VPP PWR eFuse ROM programming supply G15 E16 VSS GND Ground A1, A21, A5, A6, AA1, AA15, AA18, AA21, C10, C15, C3, D1, E11, E13, F10, F15, F8, G1, G16, G3, G7, G9, H11, H20, H21, H6, H8, J14, J7, J9, K6, K8, L1, L16, L3, L7, L9, M10, M12, M6, M8, N11, N13, N15, N7, N9, P1, P10, P18, P6, P8, R12, R7, R9, T10, T11, T15, T16, T8, U3, V17, W10, W18, Y14, Y17, Y19 A1, A2, A20, A21, AA1, AA2, AA20, AA21, B1, B21, D10, D16, D17, E11, E13, E6, F17, F8, G16, H16, H6, H7, J11, J16, J5, J6, K16, K6, K7, K8, L10, L11, L12, M15, M16, M7, N11, N13, N6, P11, P15, P16, P7, R11, R6, T14, U6, Y1, Y21 (1) This pin must always be connected via a 6.3V or greater, 0.8uF to 1.5μF capacitor to VSS if the respective VDDSHVx pin is ever operated at 3.3V. The capacitor selected must provide a capacitance within the defined range after it has been derated for DC-bias, operating temperature, and aging effects. There are three connection options if the respective VDDSHVx pin is only operated at 1.8V. AM2434, AM2432, AM2431 SPRSP65J – APRIL 2021 – REVISED JUNE 2026 www.ti.com 82 Submit Document Feedback Copyright © 2026 Texas Instruments Incorporated Product Folder Links: AM2434 AM2432 AM2431 |
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