EXAMPLES:
ORDERING INFORMATION
AK58256ASP-60
PART NUMBER CODING INTERPRETATION
5
256K x 8, Dynamic RAM, Leadless SIM, Page Mode, Commercial,
60 nSEC Access Time
1
2
3
4
6
7
8
Position
AK58256AGK-70
1
Product
256K x 8, Dynamic RAM, Leaded SIP, Static Column Mode
Commercial, 70 nSEC AccessTime
AK
= Accutek Memory
2
Type
4 = Dynamic RAM
5 = CMOS Dynamic RAM
6 = Static RAM
MECHANICAL DIMENSIONS
Inches
3
Organization/Word Width
1 = by 1 16 = by 16
4 = by 4 32 = by 32
8 = by 8 36 = by 36
9 = by 9
4
Size/Bits Depth
64
256
=
=
64K
256K
4096
8192
=
=
=
4 MEG
8 MEG
16 MEG
1024 = 1 MEG 16384
5
Package Type
G = Single In-Line Package (SIP)
S = Single In-Line Module (SIM)
D = Dual In-Line Package (DIP)
W = .050 inch Pitch Edge Connect
Z = Zig-Zag In-Line Package (ZIP)
6
Special Designation
P = Page Mode
N = Nibble Mode
K = Static Column Mode
W = Write Per Bit Mode
V = Video Ram
7
Separator
-
= Commercial 00C to +700C
M = Military Equivalent Screened
(-550C to +1250C)
I
= Industrial Temperature Tested
(-450C to +850C)
X = Burned In
8
Speed (first two significant digits)
SRAMS
8 nS
DRAMS
60
70
80
10
12
15
=
=
=
=
=
=
60 nS
70 nS
80 nS
8 =
12 = 12 nS
15 = 15 nS
100 nS 20 = 20 nS
120 nS 70 = 70 nS
150 nS 85 = 85 nS
0.100
TYP
The numbers and coding on this page do not include all variations
available, but are shown as examples of the most widely used vari-
ations. Contact Accutek if other information is required.
ACCUTEK MICROCIRCUIT CORPORATION
BUSINESS CENTER at NEWBURYPORT
2 NEW PASTURE ROAD, SUITE 1
NEWBURYPORT, MA 01950-4054
VOICE: 978-465-6200 FAX: 978-462-3396
Email: accutek@seacoast.com
Accutek Reserves the right to make changes in specifications at any
time and without notice. Accutek does not assume any responsibility
for the use of any circuitry described; no circuit patent licenses are im-
plied. Preliminary data sheets contain minimum and maximum limits
based upon design objectives, which are subject to change upon full
characterization over the specific operating conditions.
Internet: www.accutekmicro.com