Electronic Components Datasheet Search |
|
SST49LF020-33-4C-NH Datasheet(PDF) 10 Page - Silicon Storage Technology, Inc |
|
SST49LF020-33-4C-NH Datasheet(HTML) 10 Page - Silicon Storage Technology, Inc |
10 / 38 page 10 Advance Information 2 Megabit LPC Flash SST49LF020 ©2001 Silicon Storage Technology, Inc. S71175-02-000 5/01 526 TABLE 3: OPERATION MODES SELECTION (PP MODE) Mode RST# OE# WE# DQ Address Read VIH VIL VIL DOUT AIN Program VIH VIH VIL DIN AIN Erase VIH VIH VIL X1 Sector or Block address, XXH for Chip-Erase Reset VIL XX High Z X Write Inhibit VIH X VIL VIH VIL X High Z/DOUT High Z/DOUT X X Product Identification VIH VIL VIL Manufacturer’s ID (BFH) Device ID2 A18-A1=VIL, A0=VIL A18-A1=VIL, A0=VIH T3.2 526 1. X can be VIL or VIH, but no other value. 2. Device ID = 61H TABLE 4: SOFTWARE COMMAND SEQUENCE Command Sequence 1st1 Write Cycle 1. LPC Mode use consecutive Write cycles to complete a command sequence; PP Mode use consecutive bus cycles to complete a command sequence. 2nd1 Write Cycle 3rd1 Write Cycle 4th1 Write Cycle 5th1 Write Cycle 6th1 Write Cycle Addr2 2. Address format A14-A0 (Hex), Addresses A15-A21 can be VIL or VIH, but no other value, for the Command sequence in PP Mode. Data Addr2 Data Addr2 Data Addr2 Data Addr2 Data Addr2 Data Byte-Program 5555H AAH 2AAAH 55H 5555H A0H BA3 3. BA = Program Byte address Data Sector-Erase 5555H AAH 2AAAH 55H 5555H 80H 5555H AAH 2AAAH 55H SAx4 4. SAx for Sector-Erase Address 30H Block-Erase 5555H AAH 2AAAH 55H 5555H 80H 5555H AAH 2AAAH 55H BAx5 5. BAx for Block-Erase Address 50H Chip-Erase6 6. Chip-Erase is supported in PP Mode only 5555H AAH 2AAAH 55H 5555H 80H 5555H AAH 2AAAH 55H 5555H 10H Software ID Entry7 7. With A17-A1=0; SST Manufacturer’s ID=BFH, is read with A0=0. SST49LF020 Device ID = 61H, is read with A0=1. 5555H AAH 2AAAH 55H 5555H 90H Software ID Exit8 8. Both Software ID Exit operations are equivalent XXH F0H Software ID Exit8 5555H AAH 2AAAH 55H 5555H F0H T4.5 526 |
Similar Part No. - SST49LF020-33-4C-NH |
|
Similar Description - SST49LF020-33-4C-NH |
|
|
Link URL |
Privacy Policy |
ALLDATASHEET.NET |
Does ALLDATASHEET help your business so far? [ DONATE ] |
About Alldatasheet | Advertisement | 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 |