25LC080B-I/MS Microchip Technology, 25LC080B-I/MS Datasheet - Page 9
![IC EEPROM 8KBIT 10MHZ 8MSOP](/photos/6/59/65932/mfg_150_c04-111_ms_8-msop_sml.jpg)
25LC080B-I/MS
Manufacturer Part Number
25LC080B-I/MS
Description
IC EEPROM 8KBIT 10MHZ 8MSOP
Manufacturer
Microchip Technology
Datasheet
1.25AA080B-ISN.pdf
(26 pages)
Specifications of 25LC080B-I/MS
Format - Memory
EEPROMs - Serial
Memory Type
EEPROM
Memory Size
8K (1K x 8)
Speed
10MHz
Interface
SPI, 3-Wire Serial
Voltage - Supply
2.5 V ~ 5.5 V
Operating Temperature
-40°C ~ 85°C
Package / Case
8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
25LC080B-I/MSR
25LC080B-I/MSR
25LC080B-I/MSR
2.4
The 25XX080A/B contains a write enable latch. See
Table 2-4 for the Write-Protect Functionality Matrix.
This latch must be set before any write operation will be
completed internally. The WREN instruction will set the
latch, and the WRDI will reset the latch.
FIGURE 2-4:
FIGURE 2-5:
© 2007 Microchip Technology Inc.
Write Enable (WREN) and Write
Disable (WRDI)
WRITE ENABLE SEQUENCE (WREN)
WRITE DISABLE SEQUENCE (WRDI)
SCK
CS
SO
SCK
SI
CS
SO
SI
0
0
0
0
0
1
0
1
high-impedance
0
high-impedance
0
2
2
0
0
3
3
The following is a list of conditions under which the
write enable latch will be reset:
• Power-up
• WRDI instruction successfully executed
• WRSR instruction successfully executed
• WRITE instruction successfully executed
0
0
4
4
1
5
1
5
1
6
1 0
6
0
7
0
7
25XX080A/B
DS21808D-page 9