28478G-18 Mindspeed Technologies, 28478G-18 Datasheet - Page 41

• Manufacturer Part Number: 28478G-18
• Description: Multichannel Synchronous Communications Controller 208-Pin BGA
• Manufacturer: Mindspeed Technologies

Specifications of 28478G-18

• Package: 208BGA
• Maximum Data Rate: 32768 Kbps
• Transmission Media Type: Wire
• Power Supply Type: Analog
• Typical Supply Current: 250 mA
• Typical Operating Supply Voltage: 3.3 V
• Minimum Operating Supply Voltage: 3 V
• Maximum Operating Supply Voltage: 3.6 V

MUSYCC’s host interface performs the following major functions:
•
•
•
Figure 2-1
Figure 2-1.
28478-DSH-002-E
Transfers data between the serial interface and shared memory over the PCI bus
Bridges system host processors to the devices connected to the EBUS
Stores configuration state information
illustrates the host interface block diagram.
Host Interface Functional Block Diagram
8478_005
PCI
Bus
Preliminary Information / Mindspeed Proprietary and Confidential
2.0 Host Interface
Interrupt
Control
Mindspeed Technologies
Clock
Data
Configuration
Configuration
Configuration
(Function 0)
(Function 1)
Registers
Interface
Interface
Device
Space
Space
Host
PCI
PCI
PCI
®
Tx Control
Rx Control
Interrupts
Interrupt
Rx Data
Control
Tx Data
Clock
Data
Bus (EBUS)
Expansion
Interface
Serial
Local
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