Texas Instruments TMS320C6415TBCLZ1

Overview

TMS320C6415TBCLZ1 from Texas Instruments is a high-performance fixed-point digital signal processor (DSP) based on the VelociTI.2™ VLIW architecture, operating at 1 GHz (1-ns cycle time), delivering 8000 MIPS and 4000 MMACS. It integrates dual external memory interfaces (64-bit EMIFA and 16-bit EMIFB), three multichannel buffered serial ports (McBSPs), and a 32-bit/33-MHz PCI interface - deployed in wireless infrastructure baseband processing and telecom line cards.

For engineers reviewing the TMS320C6415TBCLZ1 datasheet, TMS320C6415TBCLZ1 pinout, TMS320C6415TBCLZ1 application, or TMS320C6415TBCLZ1 equivalent, key selection criteria include its 1-GHz deterministic real-time execution, L1P/L1D cache hierarchy (16KB each), unified 1024KB L2 RAM/cache, PCI 2.2 compliance, and BGA-532 (CLZ) package with 0.8-mm ball pitch for high-density DSP subsystems.

Technical Context

The TMS320C6415TBCLZ1 implements an eight-functional-unit VelociTI.2™ DSP core with six ALUs (supporting quad-8-bit, dual-16-bit, or single-32-bit ops/cycle) and two multipliers (enabling four 16×16-bit or eight 8×8-bit MACs/cycle). Its non-aligned load-store architecture and 64 × 32-bit general-purpose registers enable efficient packed-data processing for telecom algorithms.

It features a flexible two-level memory system: direct-mapped 16KB L1P cache, 2-way set-associative 16KB L1D cache, and configurable 1024KB L2 unified memory (allocatable as mapped RAM or mixed cache/RAM). Peripheral integration includes EDMA (64 channels), HPI (16-/32-bit configurable), three 32-bit timers, and GPIO (16 pins), all synchronized to CPU clock divisions.

Key Specifications

Pinout & Package

532-pin Ball Grid Array (BGA) package with 0.8-mm ball pitch, CLZ suffix, 23×23 mm footprint, and 0.09-µm CMOS process. Designed for industrial temperature range operation with 3.3-V I/Os and 1.2-V core supply.

Key Features

Applications

Equivalent & Alternatives

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

Compared with TMS320C6416TBCLZ1 and TMS320C6414TBCLZ1, the TMS320C6415TBCLZ1 uniquely balances full peripheral integration (PCI + UTOPIA) without coprocessor overhead - making it optimal for programmable line cards requiring host offload and ATM/SONET framer interfacing but no dedicated channel decode acceleration.

Availability

TMS320C6415TBCLZ1 is available at Aetrix Electronics and suitable for wireless infrastructure, telecom line card development, and industrial real-time signal processing requiring stable component supply across extended product lifecycles.

Supply support for TMS320C6415TBCLZ1 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 digital signal processing technologies, with decades of DSP innovation rooted in the TMS320 platform.

The TMS320C64x™ family - including the TMS320C6415TBCLZ1 - was engineered for high-throughput, low-latency fixed-point signal processing in wireless infrastructure, telecom transport, and industrial automation systems.

FAQ

What is the maximum operating frequency of the TMS320C6415TBCLZ1?

The TMS320C6415TBCLZ1 operates at a guaranteed maximum clock rate of 1 GHz, corresponding to a 1-ns instruction cycle time. This performance level is validated across the commercial temperature range and supported by TI's published AC timing specifications in SPRS226M. The device achieves 8000 MIPS and 4000 MMACS at this frequency, making the TMS320C6415TBCLZ1 suitable for demanding real-time DSP workloads in baseband and packet-processing applications.

Does the TMS320C6415TBCLZ1 support PCI interface functionality?

Yes, the TMS320C6415TBCLZ1 includes a fully compliant 32-bit/33-MHz PCI interface conforming to PCI Specification 2.2. It features three address registers (prefetchable memory, non-prefetchable memory, and I/O), programmable interrupt request under DSP control, and DSP interrupt assertion via PCI I/O cycles. This capability is confirmed in the device characteristics table and peripheral listing of SPRS226M, distinguishing the TMS320C6415TBCLZ1 from the C6414T variant.

What memory architecture does the TMS320C6415TBCLZ1 use?

The TMS320C6415TBCLZ1 implements a hierarchical L1/L2 memory architecture: 16KB direct-mapped L1P program cache, 16KB 2-way set-associative L1D data cache, and 1024KB unified L2 memory that can be flexibly allocated as mapped RAM, cache, or a combination. This structure is documented in Section 1.4 of SPRS226M and enables efficient code execution and data buffering for telecom and multimedia algorithms without external memory bottlenecks.

Is the TMS320C6415TBCLZ1 pin-compatible with other C64xT devices?

Yes, the TMS320C6415TBCLZ1 is pin-for-pin compatible with the TMS320C6414TBCLZ1 and TMS320C6416TBCLZ1 when using identical peripheral configurations. Specifically, the C6415T matches the C6414T when PCI and UTOPIA are disabled, and matches the C6416T in shared peripheral selection modes - as verified in Table 2 and the Device Compatibility section of SPRS226M. All share the 532-pin CLZ BGA package.

What development tools are supported for the TMS320C6415TBCLZ1?

Texas Instruments provides full toolchain support for the TMS320C6415TBCLZ1, including the C6000 Code Generation Tools (C compiler, assembler, linker), Code Composer Studio™ IDE with real-time analysis, and XDS560-class JTAG emulators. These tools leverage the device's IEEE-1149.1 boundary-scan interface and advanced in-circuit emulation capabilities described in SPRS226M Sections 62–63, enabling source-level debugging and cycle-accurate profiling of the TMS320C6415TBCLZ1 application code.