LSI53C040-160QFP LSI, LSI53C040-160QFP Datasheet - Page 20

• Manufacturer Part Number: LSI53C040-160QFP
• Manufacturer: LSI

Specifications of LSI53C040-160QFP

• Mounting: Surface Mount
• Lead Free Status / RoHS Status: Supplier Unconfirmed

Figure 2.1
LSI53C040 Block Diagram
External Firmware
Storage and/or
Two-Wire Peripheral
Devices
Two-Wire
Two-Wire
80C32
16 K SRAM
Serial
Serial
Microcontroller
Interface
Interface
Microcontroller
Address/Data Bus
External RAM or
ROM (Optional)
LSI53C80-
Multiplexed
DMA
Based
I/O Register Set
Function
SCSI Control
(Accessible by
Logic
Firmware Only)
SFF8067 Mode
Mux
Control Logic
External Control of
SE
Two SSF8067
Sensors, LEDs, etc.
or LVD 8-Bit
Bidirectional
or
SCSI Bus
Connections
2-2
Functional Description