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TDA4VL...ALZQ1 数据表(PDF) 163 Page - Texas Instruments |
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TDA4VL...ALZQ1 数据表(HTML) 163 Page - Texas Instruments |
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163 / 251 page  Table 7-37. EQEP Timing Conditions PARAMETER MIN MAX UNIT INPUT CONDITIONS SRI Input slew rate 1 4 V/ns OUTPUT CONDITIONS CL Output load capacitance 2 7 pF Section 7.10.5.8.1 and Section 7.10.5.8.2 present timing requirements and switching characteristics for eQEP (see Figure 7-50). 7.10.5.8.1 Timing Requirements for eQEP NO. MIN MAX UNIT QEP1 tw(qep) Pulse duration, QEP_A/B 2 + 2P(1) ns QEP2 tw(qepiH) Pulse duration, QEP_I high 2 + 2P(1) ns QEP3 tw(qepiL) Pulse duration, QEP_I low 2 + 2P(1) ns QEP4 tw(qepsH) Pulse duration, QEP_S high 2 + 2P(1) ns QEP5 tw(qepsL) Pulse duration, QEP_S low 2 + 2P(1) ns (1) P = sysclk QEP_S QEP4 EPERIPHERALS_TIMNG_03 QEP_I QEP2 QEP_A/B QEP1 QEP3 QEP5 Figure 7-50. eQEP Input Timings 7.10.5.8.2 Switching Characteristics for eQEP NO. PARAMETER MIN MAX UNIT QEP6 td(QEP-CNTR) Delay time, external clock to counter increment 24 ns For more information, see Enhanced Quadrature Encoder Pulse (EQEP) Module section in Peripherals chapter in the device TRM. 7.10.5.9 GPIO The device has ten instances of GPIO modules. The GPIO modules are integrated in three groups. • Group one: WKUP_GPIO0 and WKUP_GPIO1 • Group two: GPIO0, GPIO2, GPIO4, and GPIO6 • Group three: GPIO1, GPIO3, GPIO5, and GPIO7 Within each group, exactly one module is selected to control the corresponding I/O pins and pin interrupts. www.ti.com TDA4VE-Q1, TDA4AL-Q1, TDA4VL-Q1 SPRSP62 – DECEMBER 2022 Copyright © 2023 Texas Instruments Incorporated Submit Document Feedback 163 Product Folder Links: TDA4VE-Q1 TDA4AL-Q1 TDA4VL-Q1 |
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