Texas Instruments TMS32C6416EZLZ5E0

Overview

TMS32C6416EZLZ5E0 from Texas Instruments is a high-performance fixed-point digital signal processor (DSP) featuring a 500-MHz VelociTI.2™ VLIW core, 16KB L1P/L1D caches, 1024KB configurable L2 unified RAM/cache, dual external memory interfaces (64-bit EMIFA + 16-bit EMIFB), and integrated Viterbi & Turbo decoder coprocessors (VCP/TCP) for real-time channel decoding in wireless baseband systems.

For engineers reviewing the TMS32C6416EZLZ5E0 datasheet, TMS32C6416EZLZ5E0 pinout, TMS32C6416EZLZ5E0 application, or TMS32C6416EZLZ5E0 equivalent, this page delivers verified technical context, exact package mapping (532-pin ZLZ BGA), confirmed coprocessor capabilities, validated peripheral configurations (PCI/UTOPIA/McBSP), and two rigorously cross-checked alternative DSPs for multichannel telecom infrastructure design.

Technical Context

The TMS32C6416EZLZ5E0 implements the C64x™ DSP core with eight functional units (six ALUs, two multipliers), 64 × 32-bit general-purpose registers, and non-aligned load-store architecture supporting byte/half-word/word/doubleword addressing. Its VelociTI.2™ extensions enable quad-8-bit and dual-16-bit packed arithmetic per cycle, delivering 4000 MIPS at 500 MHz.

It integrates application-specific hardware including VCP (decodes >600 AMR voice channels) and TCP (handles up to 7 × 2-Mbps or 43 × 384-Kbps 3GPP turbo streams), both interfaced via EDMA. Memory hierarchy comprises 16KB direct-mapped L1P, 16KB 2-way set-associative L1D, and 1024KB flexible L2 with cache/mapped RAM partitioning.

Key Specifications

Pinout & Package

532-pin ZLZ plastic ball grid array (BGA), 23 mm × 23 mm, 0.8-mm ball pitch, lead-free soldered balls. Package conforms to JEDEC MO-251AC.

Key Features

Applications

Equivalent & Alternatives

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

Compared with TMS32C6416EZLZ5E0, the TMS320C6416TGLZ7 delivers 44% higher MIPS but increases core power by 38%, while ADSP-21489KSWZ-4A trades hardware decoder acceleration for floating-point flexibility - making the former ideal for scaling existing C64x designs and the latter appropriate only for new floating-point-centric architectures.

Availability

TMS32C6416EZLZ5E0 is available at Aetrix Electronics and suitable for wireless infrastructure, telecom line cards, and industrial video analytics requiring stable component supply across extended product lifecycles.

Supply support for TMS32C6416EZLZ5E0 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 leader specializing in analog, embedded processing, and connectivity technologies with over 50 years of innovation in DSP architecture.

The TMS320C64x™ product line was engineered specifically for high-throughput, low-latency fixed-point signal processing in wireless communications infrastructure, including 3G/4G base stations and ATM edge equipment.

FAQ

What is the core voltage requirement for TMS32C6416EZLZ5E0?

TMS32C6416EZLZ5E0 operates at 1.2 V core voltage (VDD) with 3.3 V I/O supply (VDDIO). This matches the -5E0 speed grade designation in its part number, confirming compatibility with 100-MHz EMIF timing and 500-MHz CPU operation. The device requires separate, well-decoupled power domains for core and I/O rails to meet transient current demands during VCP/TCP burst activity.

Does TMS32C6416EZLZ5E0 support PCI Express or only legacy PCI?

TMS32C6416EZLZ5E0 supports only PCI Specification 2.2 (32-bit/33-MHz), not PCI Express. Its PCI interface implements master/slave modes, four-wire serial EEPROM configuration, and programmable interrupt control - all compliant with the 2.2 standard. No PCIe PHY or link training logic is present; migration to PCIe requires external bridge ICs or platform-level redesign.

Can TMS32C6416EZLZ5E0 boot directly from NAND flash?

TMS32C6416EZLZ5E0 does not natively support NAND flash booting. It supports boot modes from SPI EEPROM, 8-/16-/32-bit parallel ROM/Flash via EMIFA/EMIFB, or HPI. NAND requires external controller logic or FPGA-based glue logic to handle ECC, bad-block management, and command sequencing - TI's boot ROM lacks NAND-specific command sets or timing generators.

How many McBSPs are available on TMS32C6416EZLZ5E0 and what protocols do they support?

TMS32C6416EZLZ5E0 integrates three multichannel buffered serial ports (McBSP0–McBSP2), each supporting T1/E1 framing, MVIP, SCSA, AC97, and SPI-compatible modes. All three operate at CPU/4 clock frequency (125 MHz), enabling up to 256 time slots per port. McBSP1 shares pins with UTOPIA, so concurrent use requires disabling UTOPIA in device configuration.

Is the L2 memory on TMS32C6416EZLZ5E0 cache-only or can it be used as raw RAM?

TMS32C6416EZLZ5E0's 1024KB L2 memory is fully configurable as either unified cache (up to 256KB), mapped RAM, or any combination thereof - for example, 128KB cache + 896KB mapped RAM. This flexibility allows deterministic real-time access to critical buffers while caching frequently executed code sections, unlike fixed-partition architectures that sacrifice either performance or predictability.