ATA20 White Electronic Designs Corporation, ATA20 Datasheet - Page 3
![no-image](/images/no-image-200.jpg)
ATA20
Manufacturer Part Number
ATA20
Description
Density = 8MB-160MB ;; Memory Device = Hitachi Flash ;; Organization = X16/x8 ;; Speed (ns) = 250 ;; Volt = 3/5 ;;
Manufacturer
White Electronic Designs Corporation
Datasheet
1.ATA20.pdf
(66 pages)
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June 2000 Rev. 5 – ECO #12935
Card Pin Assignment
Pin NO.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
7PxxxATA20xxC25
Memory card mode
Signal name
GND
D3
D4
D5
D6
D7
-CE1
A10
-OE
—
A9
A8
—
—
-WE
RDY/-BSY
VCC
—
—
—
—
A7
A6
A5
A4
A3
A2
A1
A0
D0
D1
D2
WP
GND
GND
—
I/O
I/O
I/O
I/O
I/O
I
I
—
I
I
—
—
I
O
—
—
—
—
—
I
I
I
I
I
I
I
I
I/O
I/O
I/O
O
—
—
I/O
I
I/O card mode
Signal name
GND
D3
D4
D5
D6
D7
-CE1
A10
-OE
—
A9
A8
—
—
-WE
-IREQ
VCC
—
—
—
—
A7
A6
A5
A4
A3
A2
A1
A0
D0
D1
D2
-IOIS16
GND
GND
3
White Electronic Designs Corporation (508) 366-5151
I/O
—
I/O
I/O
I/O
I/O
I/O
I
I
I
—
I
I
—
—
I
O
—
—
—
—
—
I
I
I
I
I
I
I
I
I/O
I/O
I/O
O
—
—
True IDE mode
D0
D1
D2
Signal name
GND
D3
D4
D5
D6
D7
-CE1
A10
-ATASEL
—
A9
A8
—
—
-WE
INTRQ
VCC
—
—
—
—
A7
A6
A5
A4
A3
A2
A1
A0
-IOIS16
GND
GND
I/O
—
I/O
I/O
I/O
I/O
I/O
I
I
I
—
I
I
—
—
I
O
—
—
—
—
—
I
I
I
I
I
I
I
I
I/O
I/O
I/O
O
—
—
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