DS28EC20 Maxim, DS28EC20 Datasheet - Page 27

• Manufacturer Part Number: DS28EC20
• Description: The DS28EC20 is a 20480-bit, 1-Wire® EEPROM organized as 80 memory pages of 256 bits each
• Manufacturer: Maxim

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
© 2011 Maxim Integrated Products
REVISION
NUMBER
071007
091707
040109
11/11
REVISION
DATE
0
1
2
3
Initial release
TSOC package added; corrected Electrical Characteristics table Note
20
Updated the text and graphics to mark which features are not
applicable in the low-voltage environment
Created a second Electrical Characteristics table for 3.3V V
operating temp range 0°C to +70°C, no overdrive
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
Changed 125kbps to 90kbps in the Features and Hardware
Configuration sections
Updated the soldering information and added lead temperature
information in the Absolute Maximum Ratings section
Updated the 5.0V/3.0V Supply Electrical Characteristics tables
parameters for C
Replaced the last sentence of the Read Memory [F0h] and Extended
Read Memory [A5h] sections to clarify the command
Added the Package Information table
IO
, I
L
, t
REC
27 of 27
, t
DESCRIPTION
SLOT
, I
Maxim is a registered trademark of Maxim Integrated Products, Inc.
PROG
, and related notes
DS28EC20: 20Kb 1-Wire EEPROM
PUP
(±5%),
CHANGED
1, 3, 7, 11,
17, 18, 20,
PAGES
1, 7, 24
1, 16
1, 4
4, 5
2–5
21
16
26
—
2