BD4156MUV_09 ROHM [Rohm], BD4156MUV_09 Datasheet - Page 16

• Manufacturer Part Number: BD4156MUV_09
• Description: Power Switch for ExpressCardTM
• Manufacturer: ROHM [Rohm]

○
BD4156MUV
c
(Either Tri-Stated or Off)
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2009 ROHM Co., Ltd. All rights reserved.
RCLKEN=OPEN, PERST_IN# is asserted in advance of power changes.
RCLKEN=OPEN, PERST_IN# is asserted in advance of power changes.
V3_IN,SYSR
V3_IN,SYSR
PERST_IN#
PERST_IN#
Card Power
Card Power
Card Power
Card Power
V3AUX_IN
V3AUX_IN
(V3AUX)
(V3,V15)
REFCLK
CPUSB#
(V3AUX)
(V3,V15)
PERST#
PERST#
V15_IN
V15_IN
CPPE#
REFCLK
(SYSR and EN are connected to V3_IN/V3AUX_IN.)
(SYSR and EN are connected to V3_IN/V3AUX_IN.)
EN
EN
Timing Signals – Power state transitions
Timing Signals – Power state transitions
b
c
d
a
a
e
b
16/23
Tpd
Tpd
a
b
c
d
e
a
System Dependent
System Dependent
System Dependent
System Dependent
Min
Min
4
-
Max
Max
20
2
Units
Units
ms
us
Technical Note
2009.05 - Rev.A