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TMS320C6746BZWT3

更新时间： 2024-10-29 15:54:51
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TMS320C6746BZWT3 数据手册

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Sample &  
Buy  
Support &  
Community  
Product  
Folder  
Tools &  
Software  
Technical  
Documents  
TMS320C6746  
www.ti.com  
SPRS591D –NOVEMBER 2009–REVISED AUGUST 2013  
TMS320C6746™ Fixed- and Floating-Point DSP  
Check for Samples: TMS320C6746  
1 TMS320C6746 Fixed- and Floating-Point DSP  
1.1 Features  
12  
–
–
–
2 SP x SP → DP Every Two Clocks  
2 SP x DP → DP Every Three Clocks  
2 DP x DP → DP Every Four Clocks  
• 375- and 456-MHz C674x™ Fixed- and Floating-  
Point VLIW DSP  
• C674x Instruction Set Features  
– Superset of the C67x+™ and C64x+™ ISAs  
– Up to 3648 MIPS and 2746 MFLOPS  
– Byte-Addressable (8-, 16-, 32-, and 64-Bit  
Data)  
– 8-Bit Overflow Protection  
– Bit-Field Extract, Set, Clear  
•
Fixed-Point Multiply Supports Two 32 x  
32-Bit Multiplies, Four 16 x 16-Bit  
Multiplies, or Eight 8 x 8-Bit Multiplies per  
Clock Cycle, and Complex Multiples  
– Instruction Packing Reduces Code Size  
– All Instructions Conditional  
– Hardware Support for Modulo Loop  
Operation  
– Protected Mode Operation  
– Exceptions Support for Error Detection and  
Program Redirection  
– Normalization, Saturation, Bit-Counting  
– Compact 16-Bit Instructions  
• C674x Two-Level Cache Memory Architecture  
– 32KB of L1P Program RAM/Cache  
– 32KB of L1D Data RAM/Cache  
– 256KB of L2 Unified Mapped RAM/Cache  
– Flexible RAM/Cache Partition (L1 and L2)  
• Enhanced Direct-Memory-Access Controller 3  
(EDMA3):  
• Software Support  
– TI DSP/BIOS™  
– Chip Support Library and DSP Library  
• 1.8-V or 3.3-V LVCMOS I/Os (Except for USB  
and DDR2 Interfaces)  
• Two External Memory Interfaces:  
– EMIFA  
– 2 Channel Controllers  
– 3 Transfer Controllers  
– 64 Independent DMA Channels  
– 16 Quick DMA Channels  
•
•
•
NOR (8- or 16-Bit-Wide Data)  
NAND (8- or 16-Bit-Wide Data)  
16-Bit SDRAM with 128-MB Address  
Space  
– Programmable Transfer Burst Size  
• TMS320C674x™ Floating-Point VLIW DSP Core  
– Load-Store Architecture with Nonaligned  
Support  
– 64 General-Purpose Registers (32 Bit)  
– Six ALU (32- and 40-Bit) Functional Units  
– DDR2/Mobile DDR Memory Controller with  
one of the following:  
•
16-Bit DDR2 SDRAM with 256-MB  
Address Space  
•
•
•
Supports 32-Bit Integer, SP (IEEE Single  
Precision/32-Bit) and DP (IEEE Double  
Precision/64-Bit) Floating Point  
Supports up to Four SP Additions Per  
Clock, Four DP Additions Every Two  
Clocks  
Supports up to Two Floating-Point (SP or  
DP) Reciprocal Approximation (RCPxP)  
and Square-Root Reciprocal  
Approximation (RSQRxP) Operations Per  
Cycle  
•
16-Bit mDDR SDRAM with 256-MB  
Address Space  
• Three Configurable 16550-Type UART Modules:  
– with Modem Control Signals  
– 16-Byte FIFO  
– 16x or 13x Oversampling Option  
• Two Serial Peripheral Interfaces (SPIs) Each  
with Multiple Chip Selects  
• Two Multimedia Card (MMC)/Secure Digital (SD)  
Card Interfaces with Secure Data I/O (SDIO)  
Interfaces  
– Two Multiply Functional Units:  
• Two Master/Slave Inter-Integrated Circuits  
•
Mixed-Precision IEEE Floating-Point  
Multiply Supported up to:  
(I2C Bus™)  
–
2 SP x SP → SP Per Clock  
1
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of  
Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.  
2
All trademarks are the property of their respective owners.  
PRODUCTION DATA information is current as of publication date. Products conform to  
specifications per the terms of the Texas Instruments standard warranty. Production  
processing does not necessarily include testing of all parameters.  
Copyright © 2009–2013, Texas Instruments Incorporated  
 
 
 
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TMS320C6746BZWT3 替代型号

型号 品牌 替代类型 描述 数据表
TMS320C6746EZWT3 TI

类似代替

 低功耗 C674x 浮点 DSP- 456MHz | ZWT | 361 | 0 to 9
TMS320C6746BZWTA3 TI

功能相似

 Fixed/Floating Point Digital Signal Processor 361-NFBGA -40 to 105

与TMS320C6746BZWT3相关器件

型号 品牌 获取价格 描述 数据表
TMS320C6746BZWTA3 TI

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 		Fixed/Floating Point Digital Signal Processor 361-NFBGA -40 to 105
TMS320C6746BZWTD4 TI

获取价格

 		Fixed/Floating Point Digital Signal Processor 361-NFBGA -40 to 90
TMS320C6746EZCE3 TI

获取价格

 		低功耗 C674x 浮点 DSP- 456MHz | ZCE | 361 | 0 to 9
TMS320C6746EZCEA3 TI

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 		低功耗 C674x 浮点 DSP- 456MHz | ZCE | 361 | -40 to
TMS320C6746EZCED4 TI

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 		低功耗 C674x 浮点 DSP- 456MHz | ZCE | 361 | -40 to
TMS320C6746EZWT3 TI

获取价格

 		低功耗 C674x 浮点 DSP- 456MHz | ZWT | 361 | 0 to 9
TMS320C6746EZWT4 TI

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 		低功耗 C674x 浮点 DSP- 456MHz | ZWT | 361 | 0 to 9
TMS320C6746EZWTA3 TI

获取价格

 		低功耗 C674x 浮点 DSP- 456MHz | ZWT | 361 | -40 to
TMS320C6746EZWTD4 TI

获取价格

 		低功耗 C674x 浮点 DSP- 456MHz | ZWT | 361 | -40 to
TMS320C6746ZCE TI

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 		OTHER DSP

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