SMJ320MCM42C, SMJ320MCM42D

DUAL SMJ320C40 MULTICHIP MODULE

SGKS001D -- JULY 1997 -- REVISED OCTOBER 2001

1

POST OFFICE BOX 1443

D

Performance:

-- 80 Million Floating-Point Operations Per

Second (MFLOPS) With 496-MBps-Burst

I/O Rate for 40-MHz Modules

-- Zero-Wait-State Local Memory for Each

Processor

D

Organization:

-- 128K-Word × 32-Bit Static

Random-Access Memory (SRAM)

(SMJ320MCM42D)

-- 256K-Word × 32-Bit SRAM

(SMJ320MCM42C)

D

Compliant With MIL-PRF-38535 QML

D

Dual C40 Performance With Local Memory

Requiring Only 8.7 Square Inches of Board

Space

D

Enhanced Performance Offered By

Multichip-Module Solution

-- SMJ320MCM42C

-- 67% Reduction in Number of

Interconnects

-- 54% Reduction (Minimum) in Board

Area

-- Estimated 38% Reduction in Power

Dissipation Due to Reduced Parasitic

Capacitance and Interconnect Lengths

-- SMJ320MCM42D

-- 56% Reduction in Number of

Interconnects

-- 30% Reduction (Minimum) in Board

Area

-- Estimated 20% Reduction in Power

Dissipation Due to Reduced Parasitic

Capacitance and Interconnect Lengths

D

Four Memory Ports for High Data

Bandwidth

-- Two Full 2G-Word External Buses

D

Two Internal Buses Mapped to Memory

-- 128K-Word × 32-Bit SRAM for Each C40

Local Bus (SMJ320MCM42D)

-- 256K-Word × 32-Bit SRAM for Each C40

Local Bus (SMJ320MCM42C)

D

Ten External Communication Ports for

Direct Processor-to-Processor

Communication

D

Compatible

D

408-Lead Ceramic Quad Flatpack Package

(HFN Suffix)

D

Operating Free-Air Temperature Ranges:

--55°C to 125°C...(Military)

0°Cto70°C...(Commercial)

D

Communication-Port Connection Provided

Between C40s for Interprocessor

Communication

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.

assignments table. Package is shown for pinout reference only.

(TOP VIEW)

306

1

102

205

408

307

103

204

PRODUCTION DATA information is current as of publication date.

Products conform to specifications per the terms of Texas Instruments

standard warranty. Production processing does not necessarily include

testing of all parameters.

Copyright © 2001, Texas Instruments Incorporated

On products compliant to MIL-STD-PRF-38535, all parameters

are tested unless otherwise noted. On all other products,

production processingdoes notnecessarily include testing ofall

parameters.