vsc055xkm-01 Maxim Integrated Products, Inc., vsc055xkm-01 Datasheet - Page 4

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

General-Purpose I/O Configuration
Figure 2. Four Backplane Controllers, 256 Bidirectional I/O Lines
Revision 4.1
January 2008
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Controlled by general-purpose microcontroller with two-wire serial interface
Support for up to 1024 I/O lines: Backplane controller supports up to 64 I/O lines and 16 backplane controllers
can be simultaneously attached to the serial bus
Four-backplane controller implementation is shown here with shared open-drain interrupt
Two-Wire Serial Interf ace
VSC055-01
VSC055-01
Backplane
Backplane
Enhanced
Enhanced
Controller
Controller
Interrupt (optional)
Two-Wire Serial
Microcontroller
Interf ace
with
I/O (x8)
I/O (x8)
I/O (x8)
I/O (x8)
I/O (x8)
I/O (x8)
I/O (x8)
I/O (x8)
I/O (x8)
I/O (x8)
I/O (x8)
I/O (x8)
I/O (x8)
I/O (x8)
I/O (x8)
I/O (x8)
I/O (x8)
I/O (x8)
I/O (x8)
I/O (x8)
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VSC055-01
VSC055-01
Backplane
Backplane
Enhanced
Enhanced
Controller
Controller
I/O (x8)
I/O (x8)
I/O (x8)
I/O (x8)
I/O (x8)
I/O (x8)
I/O (x8)
I/O (x8)
I/O (x8)
I/O (x8)
I/O (x8)
I/O (x8)
I/O (x8)
I/O (x8)
I/O (x8)
I/O (x8)
I/O (x8)
I/O (x8)
I/O (x8)
I/O (x8)
VSC055-01
Data Sheet