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TDA2EX Datasheet(PDF) 87 Page - Texas Instruments |
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TDA2EX Datasheet(HTML) 87 Page - Texas Instruments |
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87 / 401 page ![]() 87 TDA2E-17 www.ti.com SPRS969E – AUGUST 2016 – REVISED JULY 2018 Submit Documentation Feedback Product Folder Links: TDA2E-17 Terminal Configuration and Functions Copyright © 2016–2018, Texas Instruments Incorporated Table 4-26. Power Supply Signal Descriptions (continued) SIGNAL NAME DESCRIPTION TYPE BALL vdds18v_ddr1 DDR2 - 1.8v bias supply PWR AA19, P20, Y19 vddshv1 VIN2 domain - 1.8/3.3 mode voltage Power cell - secondary power supply PWR G10, G9 vddshv3 GENERAL Domain - 1.8/3.3 mode voltage Power cell - secondary power supply PWR G15, G17, H15, H17, J19, K19 vddshv4 MMC4 Domain (UART4) - 1.8/3.3 mode voltage Power cell - secondary power supply PWR M19, N19 vddshv7 WIFI Power Group (MMC3/McASP5) - 1.8/3.3 mode voltage Power cell - secondary power supply PWR U7, U8 vddshv8 Dual Voltage (1.8V or 3.3V) power supply for the MMC1 Power Group pins PWR N8, P8 vddshv9 RGMII - 1.8/3.3 mode voltage Power cell - secondary power supply PWR M7, N7 vddshv10 GPMC - 1.8/3.3 mode voltage Power cell - secondary power supply PWR J7, J8, K8 vddshv11 MMC2 - 1.8/3.3 mode voltage Power cell - secondary power supply PWR F7, G7, H7 vdds_ddr1 DDR2 - vdds2 can be 1.8 (ddr2)/1.5(ddr3) - secondary power supply PWR T19, T20, V20, W17, W18, W20 vssa_osc0 OSC0 Analog ground GND AA12 vssa_osc1 OSC1 Analog ground GND AB11 (1) This pin must always be connected via a 1-µF capacitor to vss. (2) This signal is valid only for High-Security devices. For more details, see Section 5.8 VPP Specification for One-Time Programmable (OTP) eFUSEs. For General Purpose devices do not connect any signal, test point, or board trace to this signal. |
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