Electronic Components Datasheet Search |
|
AT28HC256-70 Datasheet(PDF) 8 Page - ATMEL Corporation |
|
AT28HC256-70 Datasheet(HTML) 8 Page - ATMEL Corporation |
8 / 12 page Software Protected Write Cycle Waveforms (1, 2) Notes: 1. A6 through A14 must specify the same page address during each high to low transition of WE (or CE) after the software code has been entered. 2. OE must be high only when WE and CE are both low. LOAD LAST BYTE TO LAST ADDRESS LOAD DATA A0 TO ADDRESS 5555 LOAD DATA 55 TO ADDRESS 2AAA LOAD DATA AA TO ADDRESS 5555 Notes: 1. Data Format: I/O7 - I/O0 (Hex); Address Format: A14 - A0 (Hex). 2. Write Protect state will be activated at end of write even if no other data is loaded. 3. Write Protect state will be deactivated at end of write period even if no other data is loaded. 4. 1 to 64-bytes of data are loaded. ENTER DATA PROTECT STATE WRITES ENABLED (2) Software Data Protection Enable Algorithm (1) LOAD DATA XX TO ANY ADDRESS (4) LOAD LAST BYTE TO LAST ADDRESS LOAD DATA 55 TO ADDRESS 2AAA LOAD DATA AA TO ADDRESS 5555 LOAD DATA 80 TO ADDRESS 5555 LOAD DATA 55 TO ADDRESS 2AAA LOAD DATA AA TO ADDRESS 5555 LOAD DATA 20 TO ADDRESS 5555 EXIT DATA PROTECT STATE (3) Software Data Protection Disable Algorithm (1) LOAD DATA XX TO ANY ADDRESS (4) 2-286 AT28HC256 |
Similar Part No. - AT28HC256-70 |
|
Similar Description - AT28HC256-70 |
|
|
Link URL |
Privacy Policy |
ALLDATASHEET.COM |
Does ALLDATASHEET help your business so far? [ DONATE ] |
About Alldatasheet | Advertisement | Datasheet Upload | Contact us | Privacy Policy | Link Exchange | Manufacturer List All Rights Reserved©Alldatasheet.com |
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 |