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TMS320C28345 Datasheet(PDF) 3 Page - Texas Instruments |
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TMS320C28345 Datasheet(HTML) 3 Page - Texas Instruments |
3 / 170 page TMS320C28346, TMS320C28345, TMS320C28344 TMS320C28343, TMS320C28342, TMS320C28341 www.ti.com SPRS516B – MARCH 2009 – REVISED JULY 2010 4.4 High-Resolution PWM (HRPWM) ....................................................................................... 70 4.5 Enhanced CAP Modules (eCAP1/2/3/4/5/6) ........................................................................... 71 4.6 Enhanced QEP Modules (eQEP1/2 /3) ................................................................................. 73 4.7 External ADC Interface ................................................................................................... 75 4.8 Multichannel Buffered Serial Port (McBSP) Module .................................................................. 76 4.9 Enhanced Controller Area Network (eCAN) Modules (eCAN-A and eCAN-B) .................................... 79 4.10 Serial Communications Interface (SCI) Modules (SCI-A, SCI-B, SCI-C) .......................................... 85 4.11 Serial Peripheral Interface (SPI) Module (SPI-A , SPI-D) ............................................................ 89 4.12 Inter-Integrated Circuit (I2C) ............................................................................................. 92 4.13 GPIO MUX ................................................................................................................. 93 4.14 External Interface (XINTF) .............................................................................................. 100 5 Device Support ................................................................................................................ 102 5.1 Device and Development Support Tool Nomenclature ............................................................. 102 5.2 Documentation Support ................................................................................................. 104 6 Electrical Specifications ................................................................................................... 108 6.1 Absolute Maximum Ratings ............................................................................................. 108 6.2 Recommended Operating Conditions ................................................................................. 109 6.3 Electrical Characteristics ................................................................................................ 109 6.4 Current Consumption .................................................................................................... 110 6.4.1 Reducing Current Consumption ............................................................................. 112 6.5 Thermal Design Considerations ........................................................................................ 114 6.6 Emulator Connection Without Signal Buffering for the MCU ....................................................... 114 6.7 Timing Parameter Symbology .......................................................................................... 115 6.7.1 General Notes on Timing Parameters ...................................................................... 115 6.7.2 Test Load Circuit .............................................................................................. 115 6.7.3 Device Clock Table ........................................................................................... 116 6.8 Clock Requirements and Characteristics ............................................................................. 118 6.9 Power Sequencing ....................................................................................................... 119 6.9.1 Power Management and Supervisory Circuit Solutions .................................................. 120 6.10 General-Purpose Input/Output (GPIO) ................................................................................ 123 6.10.1 GPIO - Output Timing ........................................................................................ 123 6.10.2 GPIO - Input Timing .......................................................................................... 124 6.10.3 Sampling Window Width for Input Signals ................................................................. 125 6.10.4 Low-Power Mode Wakeup Timing .......................................................................... 126 6.11 Enhanced Control Peripherals ......................................................................................... 129 6.11.1 Enhanced Pulse Width Modulator (ePWM) Timing ....................................................... 129 6.11.2 Trip-Zone Input Timing ....................................................................................... 129 6.11.3 Enhanced Capture (eCAP) Timing ......................................................................... 130 6.11.4 Enhanced Quadrature Encoder Pulse (eQEP) Timing ................................................... 130 6.11.5 ADC Start-of-Conversion Timing ............................................................................ 131 6.12 External Interrupt Timing ................................................................................................ 131 6.13 I2C Electrical Specification and Timing ............................................................................... 132 6.14 Serial Peripheral Interface (SPI) Timing .............................................................................. 132 6.14.1 Master Mode Timing .......................................................................................... 132 6.14.2 SPI Slave Mode Timing ...................................................................................... 137 6.15 External Interface (XINTF) Timing ..................................................................................... 140 6.15.1 USEREADY = 0 ............................................................................................... 140 Copyright © 2009–2010, Texas Instruments Incorporated Contents 3 |
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