GL424 SD/MMC Flash Card Controller
TABLE OF CONTENTS
CHAPTER 1 GENERAL DESCRIPTION................................................... 7
1.1 CARD I
NTERFACE
..................................................................................... 8
1.2 F
LASH
A
CCESS
I
NTERFACE
....................................................................... 8
1.3 E
MBEDDED
CPU ........................................................................................ 8
CHAPTER 2 FEATURES .............................................................................. 9
2.1 SD H
OST
I
NTERFACE
................................................................................. 9
2.2 MMC H
OST
I
NTERFACE
............................................................................ 9
2.3 F
LASH
M
EMORY
I
NTERFACE
..................................................................... 9
2.4 M
ICRO
C
ONTROLLER AND
A
NALOG
S
YSTEM
......................................... 10
2.5 8KV-ESD
PROTECTION
........................................................................... 10
2.6 D
UAL
C
HANNEL
FLASH
TO REACH TOP
R
EAD
/W
RITE
S
PEED
.............. 10
2.7 D
UAL VOLTAGE APPLICATION
................................................................. 10
2.8 P
RODUCT
P
ACKAGES
............................................................................... 10
2.9 T
ECHNOLOGY
........................................................................................... 10
2.10 M
ANUFACTURE
...................................................................................... 10
CHAPTER 3 PIN ASSIGNMENT .............................................................. 11
3.1 P
INOUT
..................................................................................................... 11
3.2 P
IN
D
ESCRIPTIONS
................................................................................... 16
3.2.1 Regulator Interface......................................................................... 16
3.2.2 Card Interface ................................................................................. 18
3.2.3 Flash Interface................................................................................. 21
3.2.4 System Interface.............................................................................. 24
3.2.5 Test Interface................................................................................... 27
CHAPTER 4 ELECTRICAL CHARACTERISTICS............................... 28
4.1 A
BSOLUTE
M
AXIMUM
R
ATINGS
.............................................................. 28
4.2 B
US
O
PERATING
C
ONDITIONS
................................................................. 28
4.3 D.C. C
HARACTERISTICS
.......................................................................... 28
CHAPTER 5 PACKAGE DIMENSION..................................................... 30
CHAPTER 6 ORDERING INFORMATION ............................................ 34
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Page 4
GENESYS [ GENESYS LOGIC ]
