參數(shù)資料
型號(hào)： AIC-43C97
廠商： 意法半導(dǎo)體
英文描述： Automated, High-performance, Integrated, SCSI Protocol Controller designed for SCSI-2/SCSI-3 embedded peripheral applications
中文描述： 自動(dòng)化，高性能，綜合，SCSI協(xié)議控制器SCSI-2/SCSI-3嵌入式應(yīng)用而設(shè)計(jì)的外設(shè)
文件頁數(shù)： 1/5頁
文件大?。?/td> 146K
代理商： AIC-43C97
1/5
AIC-43C97
December 2004
This is preliminary information on a new product now in development. Details are subject to change without notice.
1
■
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
slower with LVD
– Ultra (40 MB/s wide, 20 MB/s narrow) and
slower with Single Ended
■
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
commands
– Reduced Microprocessor Overhead
– Auto Write & Auto Match operations
– Two active contexts to support command ex-
ecution pipelining or overlapping
■
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
SCSI Host Interface Block
2
■
“ATA DMA Master/Slave” mode:
– Supports 8/16-bit transfers with programma-
ble speeds up to 40 MB/s in 16-bit mode
■
“SCSI DMA” mode:
– Supports 8/16-bit transfers with programma-
ble speeds up to 100 MB/s in 16-bit asynchro-
nous/synchronous mode
■
“Generic” mode:
– Supports 8/16-bit transfers with programma-
ble speeds up to 40 MB/s in 16-bit mode
DMA Interface Block
3
■
Selectable μP Style and Bus Mode
– Multiplexed or non-multiplexed
– Selectable strobing style (*RD & *WR, or E/
*DS & R/*W)
– 16-bit or 8-bit data (8-bit data only in non-mul-
tiplexed mode)
– 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
Microcontroller Interface Block
4
■
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
Buffer Manager and Buffer RAM
5
■
960 MHz PLL for high resolution on selections
of HIFCLK and DIFCLK
Frequency Synthesizer
DATA BRIEF
Automated, High-performance, Integrated, SCSI Protocol Controller
designed for SCSI-2/SCSI-3 embedded peripheral applications
Rev. 1
Figure 1. Package
Table 1. Order Codes
Part Number
AIC-43C97M/C
Package
TQFP144
TQFP144
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參數(shù)描述
AIC-43C97M/C 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:Automated, High-performance, Integrated, SCSI Protocol Controller designed for SCSI-2/SCSI-3 embedded peripheral applications
AIC-43C97M/CA 制造商:STMicroelectronics 功能描述:
AIC43C97MC 制造商:STMicroelectronics 功能描述:SCSI Protocol Controller Ultra-2 144-Pin TQFP
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