DS28EC20+T Maxim Integrated Products, DS28EC20+T Datasheet - Page 14
![IC EEPROM 20KBIT TO92-3](/photos/6/93/69353/406-to-92_sml.jpg)
DS28EC20+T
Manufacturer Part Number
DS28EC20+T
Description
IC EEPROM 20KBIT TO92-3
Manufacturer
Maxim Integrated Products
Datasheet
1.DS28EC20PT.pdf
(27 pages)
Specifications of DS28EC20+T
Format - Memory
EEPROMs - Serial
Memory Type
EEPROM
Memory Size
20K (256 x 80)
Interface
1-Wire Serial
Operating Temperature
-40°C ~ 85°C
Package / Case
TO-92-3 (Standard Body), TO-226
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Voltage - Supply
-
Speed
-
Figure 7-3. Memory Function Flow Chart (continued)
From Figure 7,
To Figure 7,
2
2
nd
nd
Part
Part
TA1 (T[7:0]), TA2 (T[15:8])
Bus Master TX
Copy Scratch-
and E/S Byte
Bus Master
Auth. Code
TX Reset ?
Match ?
RX “1”s
N
Master
Pad ?
55h
* 1-Wire idle high for t
Y
Y
N
N
Y
14 of 27
PROG
for power
DS28EC20 copies Scratch-
Y
N
N
Y
pad Data to Address
DS28EC20 TX “1”
DS28EC20 TX “0”
Protected ?
TX Reset ?
TX Reset ?
PF = 0?
BS = 0?
AA = 1
Master
Master
Copy-
From Figure 7,
Y
To Figure 7,
N
4
N
Y
Y
4
th
th
Part
Part
N
*