DS1643-85+ Maxim Integrated Products, DS1643-85+ Datasheet - Page 17
![IC RAM TIMEKEEP NV 85NS 28-EDIP](/photos/6/58/65855/ds1225ab-200__sml.jpg)
DS1643-85+
Manufacturer Part Number
DS1643-85+
Description
IC RAM TIMEKEEP NV 85NS 28-EDIP
Manufacturer
Maxim Integrated Products
Type
Clock/Calendar/NVSRAMr
Datasheet
1.DS1643P-100.pdf
(17 pages)
Specifications of DS1643-85+
Memory Size
64K (8K x 8)
Time Format
HH:MM:SS (24 hr)
Date Format
YY-MM-DD-dd
Interface
Parallel
Voltage - Supply
4.5 V ~ 5.5 V
Operating Temperature
0°C ~ 70°C
Mounting Type
Through Hole
Package / Case
28-DIP Module (600 mil), 28-EDIP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
REVISION HISTORY
Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. No circuit patent licenses are implied. Maxim
reserves the right to change the circuitry and specifications without notice at any time.
M a x i m I n t e g r a t e d P r o d u c t s , 1 2 0 S a n G a b r i e l D r i v e , S u n n y v a l e , C A 9 4 0 8 6 4 0 8 - 7 3 7 - 7 6 0 0
© 2010 Maxim Integrated Products
REVISION
DATE
12/09
5/10
Corrected the lead(Pb)-free part information for the -100+ versions
in the Ordering Information table.
Removed TinLead and -70 (70ns) and added -85 (85ns) in the
Ordering Information table; reduced the Absolute Maximum
Ratings max voltage; updated the soldering information; updated
AC timing to include 85ns
DESCRIPTION
17 of 17
Maxim is a registered trademark of Maxim Integrated Products, Inc.
CHANGED
DS1643/DS1643P
1, 7, 8, 9
PAGES
1