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AM2431BSDGHIALVR. 数据表(PDF) 92 Page - Texas Instruments |
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AM2431BSDGHIALVR. 数据表(HTML) 92 Page - Texas Instruments |
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92 / 282 page  5.3.22.4 VMON Table 5-72. VMON Signal Descriptions SIGNAL NAME [1] SIGNAL TYPE [2] DESCRIPTION [3] ALV/ANI PIN [4] ALX PIN [4] VMON_1P8_MCU A Voltage monitor input for 1.8V MCU power supply K16 VMON_1P8_SOC A Voltage monitor input for 1.8V SoC power supply E12 F14 VMON_3P3_MCU A Voltage monitor input for 3.3V MCU power supply F13 VMON_3P3_SOC A Voltage monitor input for 3.3V SoC power supply F14 E15 VMON_VSYS A Voltage monitor input, fixed 0.45V (+/-3%) threshold. Use with external precision voltage divider to monitor a higher voltage rail such as the PMIC input supply. K10 G13 5.3.23 TIMER MAIN Domain Instances Table 5-73. TIMER Signal Descriptions SIGNAL NAME [1] SIGNAL TYPE [2] DESCRIPTION [3] ALV/ANI PIN [4] ALX PIN [4] TIMER_IO0 IO Timer Inputs and Outputs (not tied to single timer instance) C18, K18 A17, K18 TIMER_IO1 IO Timer Inputs and Outputs (not tied to single timer instance) B19, K19 B18, K20 TIMER_IO2 IO Timer Inputs and Outputs (not tied to single timer instance) A17, L21 B13, J19 TIMER_IO3 IO Timer Inputs and Outputs (not tied to single timer instance) B17, K21 A14, J18 TIMER_IO4 IO Timer Inputs and Outputs (not tied to single timer instance) C17, L20 B14, J20 TIMER_IO5 IO Timer Inputs and Outputs (not tied to single timer instance) D17, J19 A15, J21 TIMER_IO6 IO Timer Inputs and Outputs (not tied to single timer instance) B16, D19, T1 B17, B9, E2 TIMER_IO7 IO Timer Inputs and Outputs (not tied to single timer instance) A16, C20, U7 A9, C16, T2 TIMER_IO8 IO Timer Inputs and Outputs (not tied to single timer instance) P19, V7 Y4 TIMER_IO9 IO Timer Inputs and Outputs (not tied to single timer instance) R21, W7 U3 TIMER_IO10 IO Timer Inputs and Outputs (not tied to single timer instance) C13, U13 B7, V13 TIMER_IO11 IO Timer Inputs and Outputs (not tied to single timer instance) D14, U1 E1 MCU Domain Instances Table 5-74. MCU_TIMER Signal Descriptions SIGNAL NAME [1] SIGNAL TYPE [2] DESCRIPTION [3] ALV/ANI PIN [4] ALX PIN [4] MCU_TIMER_IO0 IO Timer Inputs and Outputs (not tied to single timer instance) D8 D4 MCU_TIMER_IO1 IO Timer Inputs and Outputs (not tied to single timer instance) E8 C2 MCU_TIMER_IO2 (1) IO Timer Inputs and Outputs (not tied to single timer instance) B8 MCU_TIMER_IO3 (1) IO Timer Inputs and Outputs (not tied to single timer instance) B9 (1) This MCU_TIMER_IO signal is not supported by the ALX packaged device. See AM243x_ALX Package - Unsupported Interfaces and Signals for additional details. 5.3.24 UART MAIN Domain Instances Table 5-75. UART0 Signal Descriptions SIGNAL NAME [1] SIGNAL TYPE [2] DESCRIPTION [3] ALV/ANI PIN [4] ALX PIN [4] UART0_CTSn I UART Clear to Send (active low) B16 B9 UART0_DCDn I UART Data Carrier Detect (active low) C17 B14 UART0_DSRn I UART Data Set Ready (active low) D17 A15 UART0_DTRn O UART Data Terminal Ready (active low) A17 B13 UART0_RIn I UART Ring Indicator B17 A14 UART0_RTSn O UART Request to Send (active low) A16 A9 AM2434, AM2432, AM2431 SPRSP65J – APRIL 2021 – REVISED JUNE 2026 www.ti.com 92 Submit Document Feedback Copyright © 2026 Texas Instruments Incorporated Product Folder Links: AM2434 AM2432 AM2431 |
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