
GL422/GL423 USB 2.0 +SD/MMC-controller Combo Solution
2000-2006 Genesys Logic Inc. - All rights reserved.
Page 5
CHAPTER 4 COMBO STRUCTURE...................................................... 14
4.1
D
IE
D
IAGRAM
........................................................................................ 14
4.2
D
IE TO
QFN
-56
P
ACKAGE
D
IAGRAM
................................................... 15
4.3
QFN
-56
P
ACKAGE
T
OP
V
IEW
.............................................................. 16
4.4
D
IE TO
VFBGA
-54
P
ACKAGE
D
IAGRAM
.............................................. 17
4.5
VFBGA
-54
P
ACKAGE
T
OP
V
IEW
......................................................... 18
4.6
PAD/PIN
D
ESCRIPTON
......................................................................... 19
4.6.1 USB Interface ............................................................................... 19
4.6.2 Regulator Interface ...................................................................... 21
4.6.3 Card Interface .............................................................................. 22
4.6.4 Flash Interface.............................................................................. 24
4.6.5 System Interface........................................................................... 25
4.6.6 Test Interface................................................................................ 26
4.6.7 Use Flash Interface as USB Test Interface.................................. 27
4.6.8 Use Card Interface as USB Test Interface.................................. 28
CHAPTER 5 ELECTRICAL CHARACTERISTICS.............................. 29
5.1
A
BSOLUTE
M
AXIMUM
R
ATINGS
............................................................ 29
5.2
B
US
O
PERATING
C
ONDITIONS
............................................................... 29
5.3
D.C.
C
HARACTERISTICS
........................................................................ 29
CHAPTER 6 PACKAGE DIMENSION................................................... 31