TMS320 datasheet(4/69 Pages) TI

4 / 69 page

TMS320 SECOND-GENERATION

DEVICES

SPRS010B — MAY 1987 — REVISED NOVEMBER 1990

POST OFFICE BOX 1443

• HOUSTON, TEXAS 77001

Key Features: TMS32020

• 200-ns Instruction Cycle Time

• 544 Words of On-Chip Data RAM

• 128K Words of Total Data/Program

Memory Space

• Wait States for Communication to Slower Off-Chip

Memories

• Source Code Compatible With the TMS320C1x

• Single-Cycle Multiply/Accumulate Instructions

• Repeat Instructions

• Global Data Memory Interface

• Block Moves for Data/Program Management

• Five Auxiliary Registers With Dedicated

Arithmetic Unit

• Serial Port for Multiprocessing or Interfacing

to Codecs, Serial Analog-to-Digital

Converters, etc.

Key Features: TMS320C25, TMS320C25-50, TMS320E25

• 80-ns Instruction Cycle Time (TMS320C25-50)

• 100-ns Instruction Cycle Time (TMS320C25)

• 4K Words of On-Chip Secure Program EPROM

(TMS320E25)

• 4K Words of On-Chip Program

ROM (TMS320C25)

• 544 Words of On-Chip RAM

• 128K Words of Total Program/Data

Memory Space

• Wait States for Communications to

Slower Off-Chip Memories

• Object-Code Compatible With the TMS32020

• Source-Code Compatible With TMS320C1x

• 24 Additional Instructions to Support

Adaptive Filtering, FFTs, and

Extended-Precision Arithmetic

• Block Moves for Data/Program Management

• Single-Cycle Multiply/Accumulate Instructions

• Eight Auxiliary Registers With Dedicated

Arithmetic Unit

• Bit-Reversed Indexed-Addressing Mode for

Radix-2 FFTS

• Double-Buffered Serial Port

• On-Chip Clock Generator

• Single 5-V Supply

• NMOS Technology

• 68-Pin Grid Array (PGA) Package

• On-Chip Clock Generator

• Single 5-V Supply

• Internal Security Mechanism (TMS320E25)

• 68-to-28 Pin Conversion Adapter Socket

• CMOS Technology

• 68-Pin Grid Array (PGA) Package

(TMS320C25)

• 68-Lead Plastic Leaded Chip Carrier (PLCC)

Package (TMS320C25, TMS320C25-50)

• 68-Lead CER-QUAD Package (TMS320E25)

Multiplier

32-BIT ALU/ACC

Shifters

Timer

Interrupts

Data (16)

Address (16)

+5 V

GND

32-Bit ALU/ACC

Shifters

Timer

MP/MC

Data (16)

Address (16)

+5 V

GND

4K-Words

ROM/EPROM

Multiplier

256-Word

Data/Prog

RAM

288-Word

Data

RAM

Interrupts

Serial

Interface

Multi-

Processor

Interface

Serial

Interface

Multi-

Processor

Interface

256-Word

Data/Prog

RAM

288-Word

Data

RAM

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