USB2250 SMSC Corporation, USB2250 Datasheet - Page 28

• Manufacturer Part Number: USB2250
• Description: Ultra Fast USB 2.0 Multi-Format Flash Media Controller
• Manufacturer: SMSC Corporation

GPIO10/CARD_PWR2
GPIO11/CARD_PWR3
GPIO9/CARD_PWR1
XTAL1(CLKIN)
PIN NAME
SM_nB/R
SM_nWE
REG_EN
nRESET
SM_nRE
SM_nCE
nMWR
GPIO3
GPIO5
RBIAS
XTAL2
MA12
MA14
MA15
USB+
TEST
USB-
Revision 2.6 (05-08-08)
FUNCTION
nRESET
GPIO
GPIO
GPIO
TEST
GPIO
GPIO
USB+
USB-
MA
MA
MA
MA
SM
SM
SM
SM
RESET STATE
OUT-
PUT
0
0
0
1
0
z
z
z
z
z
z
z
z
z
z
z
z
Table 6.1 USB2250/51/59 128-Pin Reset States (continued)
PU/
PD
pu
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
PUT
yes
yes
yes
IN-
--
--
--
--
--
--
--
--
--
--
--
--
--
--
FUNCTION
nRESET
TEST
USB+
GPIO
GPIO
GPIO
GPIO
GPIO
USB-
MA
MA
MA
MA
SM
SM
SM
SM
DATASHEET
Post-Reset State
xD Mode
OUT-
28
PUT
(fw)
(fw)
(fw)
(fw)
(fw)
hw
hw
hw
hw
hw
hw
hw
z
z
z
z
z
(fw)
(fw)
(fw)
(fw)
(fw)
(fw)
PU/
(fw)
(fw)
(fw)
PD
hw
hw
--
--
--
--
--
--
Ultra Fast USB 2.0 Multi-Format Flash Media Controller
PUT
(fw)
(fw)
(fw)
yes
yes
(fw)
(fw)
yes
IN-
hw
hw
--
--
--
--
--
--
--
FUNCTION
PWR
PWR
PWR
Post-Reset State
SD Mode
OUT-
VDD
VDD
VDD
PUT
SMSC USB2250/51/59
PU/
PD
--
--
--
PUT
IN-
--
--
--
Datasheet
FUNCTION
Post-Reset State
MS Mode
OUT-
PUT
PU/
PD