MIC2568 Micrel Semiconductor, MIC2568 Datasheet - Page 9

• Manufacturer Part Number: MIC2568
• Description: Dual-Slot PC Card/CardBus Power Controller
• Manufacturer: Micrel Semiconductor

5V-Only V
To use the MIC2568 in applications where only a single 5V
V
the V
OUT
enabled.
May 2003
MIC2568
CC
is available (no 3.3V V
will be 5V when either V
CC3
IN pin. Refer to Figure 4. In this configuration, V
CC
Application
between logic controller and
PCMCIA cards not shown.
Address and data lines
Logic Controller
CC
Dual-Slot
PC Card
), connect V
CC3
switch or V
CC5
Figure 4. 5V-Only V
(5V supply) to
CC5
A EN1
A EN0
A V
A V
B EN1
B EN0
B V
B V
switch is
CC5
CC3
CC5
CC3
System Power Supply
A
EN
EN
EN
EN
⁄
B
V
CC3
CC
IN
MIC2568-0
Controller
GND
5V
Power
9
A
⁄
B
V
CC5
A V
B V
A V
B V
CC
IN
CC
CC
PP
PP
Application
OUT
OUT
OUT
OUT
Motherboard
Slot A
Slot B
V
V
V
V
V
V
V
V
PP
PP
PP
PP
CC
CC
CC
CC
1
2
1
2
PC Card
PC Card
A
B
MIC2568
Micrel