AIC43C97MC STMicroelectronics, AIC43C97MC Datasheet

AIC43C97MC

Manufacturer Part Number

AIC43C97MC

Description

Manufacturer

STMicroelectronics

Datasheet

1.AIC43C97MC.pdf (5 pages)

Specifications of AIC43C97MC

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■

December 2004

This is preliminary information on a new product now in development. Details are subject to change without notice.

Automated, High-performance, Integrated, SCSI Protocol Controller

Dual Mode Ultra-2 I/O supporting Low

Voltage Differential (LVD) and Single

Ended SCSI Interfaces

– Ultra-2 (80 MB/s wide, 40 MB/s narrow) and

– Ultra (40 MB/s wide, 20 MB/s narrow) and

Supports Target and Initiator Modes

Programmable SCSI Sequencer for Target

Mode

– Automatic Command receipt with messages

– Automatic Disconnect and Reconnect

– Automatic Message

– Automatic Status

– Automatic parsing of frequently used SCSI

– Reduced Microprocessor Overhead

– Auto Write & Auto Match operations

– Two active contexts to support command ex-

Two 16-byte SCSI Control FIFO’s

128-byte SCSI Data FIFO

Block or byte-based transfer counter

Odd-byte transfer support in byte mode

Stores configuration information for up to three

SCSI devices

Supports automatic SCAM selection and SCAM

transfer cycles

Selectable REQ/ACK noise Filtering

“ATA DMA Master/Slave” mode:

– Supports 8/16-bit transfers with programma-

“SCSI DMA” mode:

– Supports 8/16-bit transfers with programma-

“Generic” mode:

– Supports 8/16-bit transfers with programma-

SCSI Host Interface Block

slower with LVD

slower with Single Ended

commands

ecution pipelining or overlapping

DMA Interface Block

ble speeds up to 40 MB/s in 16-bit mode

ble speeds up to 100 MB/s in 16-bit asynchro-

nous/synchronous mode

ble speeds up to 40 MB/s in 16-bit mode

designed for SCSI-2/SCSI-3 embedded peripheral applications

■

Figure 1. Package

Table 1. Order Codes

Selectable µP Style and Bus Mode

– Multiplexed or non-multiplexed

– Selectable strobing style (*RD & *WR, or E/

– 16-bit or 8-bit data (8-bit data only in non-mul-

– Programmable CS and INT polarities

Supports wide variety of MPUs

– Intel 80C196xx

– Motorola 68HC11 & 68HC16

– NEC V852

– Hitachi SH-1 7034 & H8 3002

– Intel 80C186

8KB RAM for buffering data and speed

matching between and Host DMA ports

Concurrent Buffer RAM access by Host and

DMA ports

MPU access of Buffer RAM when DMA port is

disabled

Parity protection on buffer data

Block or Byte based data flow control between

Host and DMA ports

960 MHz PLL for high resolution on selections

of HIFCLK and DIFCLK

Microcontroller Interface Block

*DS & R/*W)

tiplexed mode)

Buffer Manager and Buffer RAM

Frequency Synthesizer

AIC-43C97M/C

Part Number

TQFP144

AIC-43C97

TQFP144

Package

DATA BRIEF

Rev. 1

1/5

Related parts for AIC43C97MC

AIC43C97MC Summary of contents

Page 1

Automated, High-performance, Integrated, SCSI Protocol Controller designed for SCSI-2/SCSI-3 embedded peripheral applications 1 SCSI Host Interface Block Dual Mode Ultra-2 I/O supporting Low ■ Voltage Differential (LVD) and Single ■ Ended SCSI Interfaces ■ – Ultra-2 (80 MB/s wide, 40 ...

Page 2

AIC-43C97 6 Other Features 144-pin TQFP package ■ End-to-end parity protection on data path ■ 5V Single-ended SCSI I/O support with dedicated 5V supply ■ 5V tolerant 3.3V I/O on non-SCSI pins ■ 0.35µ 3.3V CMOS ■ 7 Introduction The ...

Page 3

Package Information Figure 3. TQFP144 Mechanical Data & Package Dimensions mm DIM. MIN. TYP. MAX. A 1.60 A1 0.05 0.15 A2 1.35 1.40 1.45 B 0.17 0.22 0.27 C 0.09 0.20 D 22.00 D1 20.00 D3 17.50 e 0.50 ...

Page 4

AIC-43C97 9 Revision History Table 2. Revision History Date Revision December 2004 4/5 1 First Issue Description of Changes ...

Page 5

... No license is granted by implication or otherwise under any patent or patent rights of STMicroelectronics. Specifications mentioned in this publication are subject to change without notice. This publication supersedes and replaces all information previously supplied. STMicroelectronics products are not authorized for use as critical components in life support devices or systems without express written approval of STMicroelectronics ...

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