TMS320C6748_2 Datasheet, PDF (6/254 Pages) Texas Instruments – Fixed/Floating-Point DSP

TMS320C6748 Fixed/Floating-Point DSP
SPRS590A – JUNE 2009 – REVISED AUGUST 2009
www.ti.com
Contents
1 TMS320C6748 Fixed/Floating-Point DSP ........... 1
1.1 Features .............................................. 1
1.2 Trademarks ........................................... 3
1.3 Description............................................ 4
1.4 Functional Block Diagram ............................ 5
2 Revision History ......................................... 7
3 Device Overview ......................................... 8
3.1 Documentation Support .............................. 8
3.2 Device Characteristics................................ 8
3.3 Device Compatibility................................. 10
3.4 DSP Subsystem..................................... 11
3.5 Memory Map Summary ............................. 17
3.6 Pin Assignments .................................... 21
3.7 Pin Multiplexing Control ............................. 24
3.8 Terminal Functions .................................. 25
4 Device Configuration .................................. 61
4.1 Boot Modes ......................................... 61
4.2 SYSCFG Module .................................... 61
5 Device Operating Conditions ........................ 64
5.1 Absolute Maximum Ratings Over Operating
Junction Temperature Range
(Unless Otherwise Noted) ................................. 64
5.2 Recommended Operating Conditions............... 65
5.3 Electrical Characteristics Over Recommended
Ranges of Supply Voltage and Operating Junction
Temperature (Unless Otherwise Noted) ............ 67
6 Peripheral Information and Electrical
Specifications ........................................... 68
6.1 Parameter Information .............................. 68
6.2 Recommended Clock and Control Signal Transition
Behavior ............................................. 69
6.3 Power Supplies...................................... 69
6.4 Reset ................................................ 70
6.5 Crystal Oscillator or External Clock Input ........... 73
6.6 Clock PLLs .......................................... 74
6.7 Interrupts ............................................ 78
6.8 Power and Sleep Controller (PSC).................. 84
6.9 EDMA ............................................... 89
6.10 External Memory Interface A (EMIFA) .............. 95
6.11 DDR2/mDDR Controller............................ 104
6.12 MMC / SD / SDIO (MMCSD0, MMCSD1) ......... 117
6.13 Serial ATA Controller (SATA)...................... 120
6.14 Multichannel Audio Serial Port (McASP) .......... 122
6.15 Multichannel Buffered Serial Port (McBSP)........ 131
6.16 Serial Peripheral Interface Ports (SPI0, SPI1)..... 141
6.17 Inter-Integrated Circuit Serial Ports (I2C) .......... 167
6.18 Universal Asynchronous Receiver/Transmitter
(UART) ............................................. 171
6.19 Universal Serial Bus OTG Controller (USB0)
[USB2.0 OTG] ..................................... 173
6.20 Universal Serial Bus Host Controller (USB1)
[USB1.1 OHCI]..................................... 180
6.21 Ethernet Media Access Controller (EMAC) ........ 181
6.22 Management Data Input/Output (MDIO)........... 189
6.23 LCD Controller (LCDC) ............................ 191
6.24 Host-Port Interface (UHPI)......................... 206
6.25 Universal Parallel Port (uPP) ...................... 214
6.26 Video Port Interface (VPIF) ........................ 219
6.27 Enhanced Capture (eCAP) Peripheral............. 225
6.28 Enhanced High-Resolution Pulse-Width Modulator
(eHRPWM)......................................... 228
6.29 Timers.............................................. 233
6.30 Real Time Clock (RTC) ............................ 235
6.31 General-Purpose Input/Output (GPIO)............. 238
6.32 Programmable Real-Time Unit Subsystem
(PRUSS) ........................................... 242
6.33 Emulation Logic .................................... 245
7 Mechanical Packaging and Orderable
Information ............................................. 247
7.1 Device Support..................................... 247
7.2 Thermal Data for ZCE Package ................... 249
7.3 Thermal Data for ZWT Package ................... 250
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Contents
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