ATA25 White Electronic Designs Corporation, ATA25 Datasheet - Page 6

• Manufacturer Part Number: ATA25
• Description: Density = 32MB-1GB ;; Memory Device = Hitachi Flash ;; Organization = X16/x8 ;; Speed (ns) = 250 ;; Volt = 3/5
• Manufacturer: White Electronic Designs Corporation

June 2000 Rev. 1 – ECO #12936
Card Block Diagram
7PxxxATA25xxC25
Note:
RDY/-BSY/-IREQ/INTRQ
BVD1/STSCHG/-PDIAG
BVD2/-SPKR/-DASP
RESET/-RESET
-CE1, -CE2, -OE, -WE, -IORD, -IOWR, -REG, RESET, -CSEL pins are pulled up in the card.
-OE, -ATASEL
-WAIT/IORDY
WP/-IOIS16
D0 TO D15
-INPACK
-CE1, -CE2
A0 to A10
-IOWR
-IORD
-REG
-CSEL
Vcc
GND
-CD1
-CD2
-WE
VS1
VS2
-PDIAG PIN IS Schmitt trigger type input output buffer.
OPEN
Internal Vcc
Controller
6
Memory Bus
Flash
White Electronic Designs Corporation [phone]
HN29W2561
X’tal
Control Signal