vsc055xkm-01 Maxim Integrated Products, Inc., vsc055xkm-01 Datasheet - Page 3

• Manufacturer Part Number: vsc055xkm-01
• Description: Enhanced I?c Backplane Controller
• Manufacturer: Maxim Integrated Products, Inc.

VSC055-01
Data Sheet
T
FC-AL Drive Enclosure Configuration
Figure 1. Single Loop, Single Controller with Four Drives
YPICAL
●
●
●
Basic port bypass configuration
Support for up to 128 drives: Backplane Controller supports up to two sets of CRU/SDU functions and eight
drives, and 16 Backplane Controllers can be attached simultaneously to the serial bus
Four-drive implementation is shown below; four-channel PBC with two CRU/SDU functions and 36 general-
purpose I/O lines for drive control and status, and other enclosure control functions.
A
PPLICATIONS
Two-Wire Serial
Temperature
Interface
EEPRO M
X24C16
Sensor
(LM75)
Enhanced Backplane
Local I/O (x8)
Embedded
Controller
VSC055-01
Memory
VSC120
Flash
Controller
3 of 133
PBC_EN1
PBC_EN2
PBC_EN3
PBC_EN4
PBC_EN
LEDs (x8)
Copper or
VSC7142
VSC7147
Optics
Drive Bay 1
Drive Bay 2
Drive Bay 3
Drive Bay 4
Supplies
Power
Fans (x4)
January 2008
Revision 4.1