DS28E05P+T Maxim Integrated, DS28E05P+T Datasheet - Page 8
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DS28E05P+T
Manufacturer Part Number
DS28E05P+T
Description
EEPROM 1W 1KB FTP MEMORY TSOC
Manufacturer
Maxim Integrated
Datasheet
1.DS28E05PT.pdf
(17 pages)
Specifications of DS28E05P+T
Rohs
yes
Memory Size
1 KB
Organization
7 Pages x 16
Data Retention
10 yr
Maximum Operating Current
20 uA
Operating Supply Voltage
3.3 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Package / Case
TSOC-6
Interface Type
1-Wire
Minimum Operating Temperature
- 40 C
Operating Current
20 uA
Supply Voltage - Max
+ 4 V
Supply Voltage - Min
- 0.5 V
Part # Aliases
90-2805V+000
Figure 6. Memory Functions Flowchart
DS28E05
www.maximintegrated.com
FLOWCHART (FIGURE 8)
FLOWCHART (FIGURE 8)
FROM ROM FUNCTIONS
FUNCTION COMMAND
MASTER Tx MEMORY
TO ROM FUNCTIONS
INCREMENTS
COUNTER
ADDRESS
DS28E05
MASTER
Rx “1”s
N
N
N
STARTING ADDRESS T[15:0]
DS28E05 SETS MEMORY
ADDRESS = (T[15:0])
MEMORY ADDRESS
DATA BYTE FROM
READ MEMORY?
MASTER Rx
MASTER Tx
Tx RESET?
Tx RESET?
MEMORY?
ADDRESS
< 0080h?
MASTER
MASTER
END OF
F0h
Y
Y
N
Y
Y
N
Y
*1-Wire IDLE HIGH FOR POWER.
MASTER
Rx “1”s
MASTER Tx PARAMETER BYTE
N
2 DATA BYTES AND VERIFIES
N
N
MASTER Rx (READS BACK)
MASTER Tx 2 DATA BYTES
MASTER WAITS 1 x t
MASTER Tx FFh BYTE
MASTER Rx CS BYTE
BYTE AND FFh BYTE
WRITE MEMORY?
Tx FFh RELEASE
SEGMENT #
PARAMETER
Tx RESET?
Tx RESET?
MASTER
MASTER
MASTER
VALID?
BYTE?
Y
= 7?
55h
Y
Y
N
Y
Y
PROG
*
N
Y
N
1-Wire EEPROM
INCREMENTS
COUNTER
ADDRESS
Maxim Integrated │ 8
DS28E05