HT6576A - Holtek Semiconductor Inc

HT6576A Advanced SCSI CHIP

Host Interface Signal Pin No 14~16 17 11 9 24~28, 20~22 10 19 18 8 13 7 Pin Name A0~A2 CS DACK DRQ D0~D7 EOP IOR IOW IRQ READY RESET I/O I I I O I/O I I I O O I Address Lines Chip Select, active low Description DMA Acknowledge, active low DMA Request Data Lines End of Process, active low I/O Read, active low I/O Write, active low Interrupt Request Ready.

Features

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• Support the ANSI X3.131-1986 standard Asynchronous transfer rate to 5 Mbyte/sec Support initiator and target mode 0.8um CMOS process
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• On chip 48mA single-ended drivers and receivers Non internal clock needed 44pins PLCC package Block Diagram 1 14th July ’97 HT6576A Pin Diagram Pin Description Host Interface Signal Pin No 14~16 17 11 9 24~28, 20~22 10 19 18 8 13 7 Pin Name A0~A2 CS DACK DRQ D0~D7 EOP IOR IOW IRQ READY RESET I/O I I I O I/O I I I O O I Address Lines Chip Select, active low Description DMA Acknowledge, active low DMA Request Data Lines End of Process, ac.