CY82C693UB-NC

Manufacturer Part NumberCY82C693UB-NC
DescriptionCY82C693UB-NChyperCache TM / Stand-Alone PCI Peripheral Controller with USB
ManufacturerCypress Semiconductor Corporation.
CY82C693UB-NC datasheet
 

Specifications of CY82C693UB-NC

CaseQFP-208LDcXC
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Features
• PCI to ISA bridge
• PCI Bus Rev. 2.1 compliant
• Supports up to 5 additional PCI masters including the
CY82C691
• Integrated DMA controllers with Type A, B, and F sup-
port
• Integrated Interrupt controllers
• Integrated timer/counters
• Integrated Real-Time-Clock with 256 bytes of bat-
tery-backed SRAM (14 bytes of clock RAM and 242
bytes of CMOS scratch RAM)
• Write-only Register Shadowing
• Integrated Dual-Channel enhanced IDE controller with
— PCI bus mastering
System Block Diagram
Intel
Pentium
Processor,
Cyrix M1
or
AMD K5, K6
Cypress
Clock
CY2254ASC-2
EPROM
CY27C010
or Flash
BIOS
hyperCache and QuietBus are trademarks of Cypress Semiconductor Corporation.
Pentium is a trademark of Intel Corporation.
Cypress Semiconductor Corporation
PRELIMINARY
hyperCache
/ Stand-Alone PCI Peripheral
— CD ROM support
— PIO modes 0 through 4 operation
— Single-word and Multi-word DMA modes 0 through 2
• Integrated Keyboard Controller
• APM compliant power management support through
SMM or under hardware control
• Flash PROM support with write-protection
• Power-on reset circuitry
• QuietBus
for better noise immunity
• General-purpose I/O pins and registers
• USB Host/Hub controller with 2 USB ports
• Flexible Stand-Alone configuration options
• Packaged in a 208-pin PQFP
CY82C694
Expansion Cache
CY82C691
Control
TAG
DRAMAddress,
DRAMControl
DRAM
PCI LOCAL BUS
Data[0:31]
CY82C693UB
USB Bus
ISA Bus
3901 North First Street
San Jose
CY82C693UB
Controller with USB
support for the PCI and ISA bus interfaces
CY82C692
CACHE
DRAM
Data[32:63]
DRAM
DRAM
Upper 4 bytes
Lower 4 Bytes
Standard or EDO DRAMs
IDE devices
CA 95134
408-943-2600
March 25, 1997 - Revised December 10, 1997

CY82C693UB-NC Summary of contents