Quick Detail:

DIGITAL SIGNAL PROCESSORS

Description:

The SMJ320C31, SMJ320LC31, and SMQ320LC31 digital signal processors (DSPs) are 32-bit, floating-point processors manufactured in 0.6-µm triple-level-metal CMOS technology. The devices are part of the SMJ320C3x generation of DSPs from Texas Instruments.

Applications:

Processed to MIL-PRF-38535 (QML)

Operating Temperature Ranges:

− Military (M) −55°C to 125°C

− Special (S) −55°C to 105°C

SMD Approval

High-Performance Floating-Point Digital Signal Processor (DSP):

− SMJ320C31-60 (5 V)

33-ns Instruction Cycle Time 330 Million Operations Per Second (MOPS), 60 Million Floating-Point Operations Per Second (MFLOPS), 30 Million Instructions Per Second (MIPS)

− SMJ320C31-50 (5 V) 40-ns Instruction Cycle Time 275 MOPS, 50 MFLOPS, 25 MIPS

− SMJ320C31-40 (5 V) 50-ns Instruction Cycle Time 220 MOPS, 40 MFLOPS, 20 MIPS

− SMJ320LC31-40 (3.3 V) 50-ns Instruction Cycle Time 220 MOPS, 40 MFLOPS, 20 MIPS

− SMQ320LC31-40 (3.3 V) 50-ns Instruction Cycle Time 220 MOPS, 40 MFLOPS, 20 MIPS

32-Bit High-Performance CPU

16-/32-Bit Integer and 32-/40-Bit Floating-Point Operations

32-Bit Instruction and Data Words, 24-Bit Addresses

Two 1K Word × 32-Bit Single-Cycle Dual-Access On-Chip RAM Blocks

Boot-Program Loader

64-Word × 32-Bit Instruction Cache

Eight Extended-Precision Registers

Two Address Generators With Eight

Auxiliary Registers and Two Auxiliary

Register Arithmetic Units (ARAUs)

Two Low-Power Modes

On-Chip Memory-Mapped Peripherals:

− One Serial Port Supporting

8-/16-/24-/32-Bit Transfers

− Two 32-Bit Timers

− One-Channel Direct Memory Access

(DMA) Coprocessor for Concurrent I/O and CPU Operation

Fabricated Using Enhanced Performance

Implanted CMOS (EPIC) Technology by

Texas Instruments (TI)

Two- and Three-Operand Instructions

40 / 32-Bit Floating-Point /Integer Multiplier and Arithmetic Logic Unit (ALU)

Parallel ALU and Multiplier Execution in a

Single Cycle

Block-Repeat Capability

Zero-Overhead Loops With Single-Cycle

Branches

Conditional Calls and Returns

Interlocked Instructions for

Multiprocessing Support

Bus-Control Registers Configure

Strobe-Control Wait-State Generation

Validated Ada Compiler

Integer, Floating-Point, and Logical

Operations

32-Bit Barrel Shifter

One 32-Bit Data Bus (24-Bit Address)

Packaging

− 132-Lead Ceramic Quad Flatpack With

Nonconductive Tie-Bar (HFG Suffix)

− 141-Pin Ceramic Staggered Pin

Grid- Array Package (GFA Suffix)

− 132-Lead TAB Frame

− 132-Lead Plastic Quad Flatpack

(PQ Suffix)

Specifications:

Competitive Advantage:

Warranty :180 days !
Free shipping: Order over $1000 win a free shipment fee
(goods weight below 3Kg) ,during 20130901-20130930 .

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