White Electronic Designs
BLOCK DIAGRAM
Vcc
PCMCIA Flash Memory Card
FLG Series
Vpp2
Device Pair 9
Device 19
Vpp1
Device 18
CSL9
CSH9
Array Address
Bus
A1-A17(18)
ADDRESS
BUFFER
ADDRESS BUS
A1-A21(22)
Control
Address
Bus
Vcc
CSH9
CSH0
Device Pair 1
CSL9
Device 3
Device 2
CSL1
Device Pair 0
Device 1
Device 0
CSL0
CSL0
CSH1
C9
High
C0
Control Logic
PCMCIA
Interface
C9
Low
C0
Ctrl Att enable
WE#
OE#
CE2#
CE1#
REG#
A0
WP
CSH0
Attrib. Mem
CIS
EEPROM 2kB
WR#
Vcc
DATA
BUS
Q8-Q15
DATA
BUS
Q0-Q7
RD#
Q0-Q7
control
Vcc
I/O buffer
DATA
BUS
D8-D15
DATA
BUS
D0-D7
SUPPORTED COMPONENTS (max 20 X):
28F010-max 2.5MB
28F020-max 5MB
CD1#
Device type
28F010
28F020
Manuf ID
Intel/Catalyst
89H / 31H
89H / 31H
Device ID
B4
H
BD
H
CD2#
GND
WAIT#
BVD1
BVD2
Vcc
Vcc
open
open
VS1
VS2
White Electronic Designs Corp. reserves the right to change products or specifications without notice.
June, 2003
Rev. 4
2
White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com
WEDC [ WHITE ELECTRONIC DESIGNS CORPORATION ]
