Texas Instruments TMS32C6416EZLZ6E3

Overview

TMS32C6416EZLZ6E3 from Texas Instruments is a fixed-point digital signal processor (DSP) featuring a 600-MHz C64x™ VelociTI.2™ VLIW core, 1024KB L2 unified RAM/cache, dual external memory interfaces (64-bit EMIFA and 16-bit EMIFB), and integrated Viterbi & Turbo decoder coprocessors for real-time channel decoding in wireless baseband processing.

For engineers reviewing the TMS32C6416EZLZ6E3 datasheet, TMS32C6416EZLZ6E3 pinout, TMS32C6416EZLZ6E3 application, or TMS32C6416EZLZ6E3 equivalent, key selection criteria include its 600-MHz clock rate, 4800 MIPS performance, 532-pin ZLZ BGA package with 0.8-mm pitch, PCI 2.2 interface support, and dual coprocessor acceleration for 3GPP-compliant AMR and turbo decoding.

Technical Context

The TMS32C6416EZLZ6E3 implements an eight-functional-unit VelociTI.2™ VLIW architecture with six ALUs and two multipliers-each multiplier delivering four 16×16-bit or eight 8×8-bit operations per cycle. Its non-aligned load-store engine supports byte/half-word/word/doubleword addressing across 64 general-purpose 32-bit registers.

It integrates dedicated hardware accelerators: the VCP decodes >600 AMR voice channels at 7.95 Kbps (K=9, R=1/3), while the TCP handles up to seven 2-Mbps or 43 × 384-Kbps 3GPP turbo streams (6 iterations), both communicating via 64-channel EDMA. The device uses a flexible L1P/L1D/L2 memory hierarchy with configurable cache/mapped RAM allocation.

Key Specifications

Pinout & Package

532-pin ZLZ plastic ball grid array (BGA) package with 0.8-mm ball pitch, 23 mm × 23 mm body size, and lead-free soldered balls. Thermal and mechanical data conform to TI's GLZ/ZLZ/CLZ family specifications.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar fixed-point DSP applications.

Compared with TMS32C6416EZLZ6E3, the GLZ variant offers identical performance with improved interconnect robustness, while the C6415 trades coprocessor acceleration for lower cost in non-decoding roles - neither is pin-compatible without peripheral configuration alignment.

Availability

TMS32C6416EZLZ6E3 is available at Aetrix Electronics and suitable for wireless infrastructure, broadband access equipment, and medical imaging systems requiring stable component supply, long-lifecycle support, and traceable sourcing.

Supply support for TMS32C6416EZLZ6E3 includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

Texas Instruments is a global semiconductor company headquartered in Dallas, Texas, specializing in analog, embedded processing, and connectivity technologies for industrial, automotive, and communications markets.

The TMS320C64x™ DSP product line was designed for high-throughput, low-latency fixed-point signal processing in multichannel wireless, broadband, and real-time imaging applications - emphasizing hardware acceleration, memory bandwidth, and peripheral integration.

FAQ

What is the core clock speed and instruction throughput of the TMS32C6416EZLZ6E3?

The TMS32C6416EZLZ6E3 operates at a guaranteed 600 MHz core clock, delivering 4800 million instructions per second (MIPS) and up to 2400 million multiply-accumulates per second (MMACS) using 16-bit operands. This performance stems from its eight-functional-unit VelociTI.2™ VLIW architecture, which executes up to eight 32-bit instructions per cycle. The TMS32C6416EZLZ6E3 achieves this with a 1.67-ns instruction cycle time and 1.4-V core voltage.

Does the TMS32C6416EZLZ6E3 include hardware accelerators for communication standards?

Yes, the TMS32C6416EZLZ6E3 integrates two dedicated hardware coprocessors: the Viterbi Decoder Coprocessor (VCP) and Turbo Decoder Coprocessor (TCP). The VCP supports over 600 AMR voice channels at 7.95 Kbps, while the TCP handles up to seven 2-Mbps or 43 × 384-Kbps 3GPP turbo streams with full programmability of frame length, interleaver, and iteration count. These accelerators are exclusive to the C6416 variant and are not present in C6414 or C6415.

What external memory interfaces does the TMS32C6416EZLZ6E3 support?

The TMS32C6416EZLZ6E3 features two glueless external memory interfaces: a 64-bit EMIFA supporting SDRAM, ZBT SRAM, and FIFO devices, and a 16-bit EMIFB for asynchronous memories like EPROM or FPGA configuration storage. Together they provide access to a total addressable space of 1280 MB. The EMIFA operates at 133 MHz in 600-MHz devices, while EMIFB runs at CPU/4 (150 MHz), enabling high-bandwidth baseband buffering and low-speed control memory access simultaneously.

Is the TMS32C6416EZLZ6E3 pin-compatible with other C64x devices?

The TMS32C6416EZLZ6E3 is pin-for-pin compatible with TMS320C6414 and TMS320C6415 devices when peripheral selection matches - specifically, PCI and UTOPIA must be disabled on C6415/C6416 to match C6414 pinout, and BEA[9:7] pins must be correctly configured. However, full functional compatibility requires matching peripheral enable states; mismatched configurations may result in undefined pin behavior or contention.

What development tools are supported for the TMS32C6416EZLZ6E3?

Texas Instruments provides a complete C64x™ development ecosystem for the TMS32C6416EZLZ6E3, including the C6000 Code Generation Tools (C compiler, assembler, linker), Code Composer Studio™ IDE with real-time analysis and JTAG debugging, and the C64x™ DSP/BIOS real-time kernel. Hardware tools include XDS560-class emulators and evaluation modules with McBSP, HPI, and EMIF breakout headers - all validated for use with the TMS32C6416EZLZ6E3 in ZLZ BGA packaging.