поискавой системы для электроныых деталей
  Russian  ▼
ALLDATASHEETRU.COM

X  

CAT28C256H13-15T датащи(PDF) 9 Page - Catalyst Semiconductor

номер детали CAT28C256H13-15T
подробное описание детали  256K-Bit Parallel EEPROM
Download  12 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
производитель  CATALYST [Catalyst Semiconductor]
домашняя страница  http://www.catalyst-semiconductor.com
Logo CATALYST - Catalyst Semiconductor

CAT28C256H13-15T датащи(HTML) 9 Page - Catalyst Semiconductor

Back Button CAT28C256H13-15T Datasheet HTML 4Page - Catalyst Semiconductor CAT28C256H13-15T Datasheet HTML 5Page - Catalyst Semiconductor CAT28C256H13-15T Datasheet HTML 6Page - Catalyst Semiconductor CAT28C256H13-15T Datasheet HTML 7Page - Catalyst Semiconductor CAT28C256H13-15T Datasheet HTML 8Page - Catalyst Semiconductor CAT28C256H13-15T Datasheet HTML 9Page - Catalyst Semiconductor CAT28C256H13-15T Datasheet HTML 10Page - Catalyst Semiconductor CAT28C256H13-15T Datasheet HTML 11Page - Catalyst Semiconductor CAT28C256H13-15T Datasheet HTML 12Page - Catalyst Semiconductor  
Zoom Inzoom in Zoom Outzoom out
 9 / 12 page
background image
CAT28C256
9
Doc. No. 1004, Rev. D
Note:
(1)
Write protection is activated at this point whether or not any more writes are completed. Writing to addresses must occur within tBLC
Max., after SDP activation.
HARDWARE DATA PROTECTION
The following is a list of hardware data protection fea-
tures that are incorporated into the CAT28C256.
(1) VCC sense provides for write protection when VCC
falls below 3.5V min.
(2) A power on delay mechanism, tINIT (see AC charac-
teristics), provides a 5 to 10 ms delay before a write
sequence, after VCC has reached 3.5V min.
(3) Write inhibit is activated by holding any one of OE
low, CE high or WE high.
(4) Noise pulses of less than 20 ns on the WE or CE
inputs will not result in a write cycle.
SOFTWARE DATA PROTECTION
The CAT28C256 features a software controlled data
protection scheme which, once enabled, requires a data
algorithm to be issued to the device before a write can be
performed. The device is shipped from Catalyst with the
software protection NOT ENABLED (the CAT28C256 is
in the standard operating mode).
Figure 9. Write Sequence for Activating Software
Data Protection
Figure 10. Write Sequence for Deactivating
Software Data Protection
WRITE DATA:
AA
ADDRESS:
5555
WRITE DATA:
55
ADDRESS:
2AAA
WRITE DATA:
80
ADDRESS:
5555
WRITE DATA:
AA
ADDRESS:
5555
WRITE DATA:
55
ADDRESS:
2AAA
WRITE DATA :
20
ADDRESS:
5555
SOFTWARE DATA
PROTECTION ACTIVATED
(12)
WRITE DATA:
XX
WRITE LAST BYTE
TO
LAST ADDRESS
TO ANY ADDRESS
WRITE DATA:
AA
ADDRESS:
5555
WRITE DATA:
55
ADDRESS:
2AAA
WRITE DATA:
A0
ADDRESS:
5555
(1)


Аналогичный номер детали - CAT28C256H13-15T

производительномер деталидатащиподробное описание детали
logo
ON Semiconductor
CAT28C256H13-15T ONSEMI-CAT28C256H13-15T Datasheet
154Kb / 14P
   256 kb Parallel EEPROM
December, 2009 ??Rev. 6
More results

Аналогичное описание - CAT28C256H13-15T

производительномер деталидатащиподробное описание детали
logo
Catalyst Semiconductor
CAT28C257 CATALYST-CAT28C257_04 Datasheet
527Kb / 12P
   256K-Bit CMOS PARALLEL EEPROM
logo
ON Semiconductor
CAT28LV256 ONSEMI-CAT28LV256 Datasheet
81Kb / 12P
   256K-Bit CMOS PARALLEL EEPROM
Doc. No. MD-1071, Rev. E
logo
Maxwell Technologies
28C256T MAXWELL-28C256T Datasheet
283Kb / 14P
   256K EEPROM (32K x 8-Bit) EEPROM
logo
ATMEL Corporation
AT28C256-15PU ATMEL-AT28C256-15PU Datasheet
665Kb / 25P
   256K (32K x 8) Paged Parallel EEPROM
AT28C256 ATMEL-AT28C256_08 Datasheet
668Kb / 27P
   256K (32K x 8) Paged Parallel EEPROM
AT28C256E-15PU ATMEL-AT28C256E-15PU Datasheet
665Kb / 25P
   256K (32K x 8) Paged Parallel EEPROM
logo
Catalyst Semiconductor
CAT28C257 CATALYST-CAT28C257 Datasheet
75Kb / 10P
   256K-Bit CMOS PARALLEL E2PROM
CAT28HT256 CATALYST-CAT28HT256 Datasheet
218Kb / 10P
   256K-Bit CMOS PARALLEL E2PROM
CAT28LV256 CATALYST-CAT28LV256 Datasheet
53Kb / 10P
   256K-Bit CMOS PARALLEL E2PROM
CAT24FC256 CATALYST-CAT24FC256_05 Datasheet
641Kb / 12P
   256K-Bit I2C Serial CMOS EEPROM
More results


Html Pages

1 2 3 4 5 6 7 8 9 10 11 12


датащи скачать

Go To PDF Page


ссылки URL




Конфиденциальность
ALLDATASHEETRU.COM
Вашему бизинису помогли Аллдатащит?  [ DONATE ] 

Что такое Аллдатащит   |   реклама   |   контакт   |   Конфиденциальность   |   обмен ссыками   |   поиск по производителю
All Rights Reserved©Alldatasheet.com


Mirror Sites
English : Alldatasheet.com  |   English : Alldatasheet.net  |   Chinese : Alldatasheetcn.com  |   German : Alldatasheetde.com  |   Japanese : Alldatasheet.jp
Russian : Alldatasheetru.com  |   Korean : Alldatasheet.co.kr  |   Spanish : Alldatasheet.es  |   French : Alldatasheet.fr  |   Italian : Alldatasheetit.com
Portuguese : Alldatasheetpt.com  |   Polish : Alldatasheet.pl  |   Vietnamese : Alldatasheet.vn
Indian : Alldatasheet.in  |   Mexican : Alldatasheet.com.mx  |   British : Alldatasheet.co.uk  |   New Zealand : Alldatasheet.co.nz
Family Site : ic2ic.com  |   icmetro.com