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NTRODUCTION –
MM54C89J
Rochester Electronics has re-introduced and continues to manufacture critically needed semiconductors with the full
authorization of the original manufacturer and an attention to quality that meets or exceeds the original component.
Original Manufacturer:
MM54C89J
Re-introduced by
Rochester Electronics on
Original Part Number:
MM54C89J
Description:
64-Bit SRAM
Package:
16 pin DIP
Manufacturing Flow:
MTO
Manufacturing Type:
made from original National Semi wafers
[ by temperature / package type / speed / application ]
January, 12, 2012
Related Devices
MM54C89J/B
MM54C89D
MM54C89W
MM54C89W/B
MM54C89F
MM74C89J
MM74C89N
MILITARY TEMPERATURE SRAM
The MM54C89/MM74C89 is a 16-word by 4-bit ran-
dom access read/write memory. Inputs to the memory
consist of four address lines, four data input lines,
a write enable line and a memory enable line. The
four binary address inputs are decoded internally
to select each of the 16 possible word locations.
in a 16-pin ceramic DIP package
It features a wide supply voltage range of 3.0V to
15V and a guaranteed noise margin of 1.0V. The four
TRI-STATE data output lines working in
conjunction with with the memory enable
input provide for easy memory expansion.
Worldwide Corporate Headquarters
16 Malcolm Hoyt Drive . Newburyport, MA 01950
phone
978.462.9332 .
email
sales@rocelec.com .
web
www.rocelec.com
© Rochester Electronics, LLC - All Rights Reserved - 04062012
ROCHESTER [ Rochester Electronics ]
