Datasheet

DS28EC20: 20Kb 1-Wire EEPROM
27 of 27
Maxim Integrated cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim Integrated product. No circuit patent licenses
are implied. Maxim Integrated reserves the right to change the circuitry and specifications without notice at any time. The parametric values (min and max limits)
shown in the Electrical Characteristics table are guaranteed. Other parametric values quoted in this data sheet are provided for guidance.
Maxim Integrated 160 Rio Robles, San Jose, CA 95134 USA 1- 408- 601- 1000
© 2013 Maxim Integrated Products, Inc. Maxim Integrated and the Maxim Integrated logo are trademarks of Maxim Integrated Products, Inc.
REVISION HISTORY
REVISION
NUMBER
REVISION
DATE
DESCRIPTION
PAGES
CHANGED
0
071007
Initial release
—
1 091707
TSOC package added; corrected Electrical Characteristics table Note
20
1, 4
2 040109
Updated the text and graphics to mark which features are not
applicable in the low-voltage environment
1, 3, 7, 11,
17, 18, 20,
21
Created a second Electrical Characteristics table for 3.3V V
PUP
(±5%),
operating temp range 0°C to +70°C, no overdrive
4, 5
3 11/11
Removed information about the registration number being factory
lasered into the chip in the General Description section, 64-Bit ROM
section, Figure 3, and CRC Generation section
1, 7, 24
Changed 125kbps to 90kbps in the Features and Hardware
Configuration sections
1, 16
Updated the soldering information and added lead temperature
information in the Absolute Maximum Ratings section
2
Updated the 5.0V/3.0V Supply Electrical Characteristics tables
parameters for C
IO
, I
L
, t
REC
, t
SLOT
, I
PROG
, and related notes
2–5
Replaced the last sentence of the Read Memory [F0h] and Extended
Read Memory [A5h] sections to clarify the command
16
Added the Package Information table
26
4 3/12
Revised the 5.0V Supply Electrical Characteristics table Notes 1, 4,
and 15
3
Revised the 3.3V Supply Electrical Characteristics table Notes 3 and
14
5
5 9/13
In the 5.0V Supply Electrical Characteristics table, changed the t
RL(MIN)
overdrive speed from 1µs to 0.800µs; changed the t
MSR(MAX)
overdrive
speed from 2µs to 2.27µs
2