SST39LF020-55-4I-B3KE Microchip Technology, SST39LF020-55-4I-B3KE Datasheet - Page 17

• Manufacturer Part Number: SST39LF020-55-4I-B3KE
• Description: 3.0 To 3.6V 4Mbit Multi-Purpose Flash 48 TFBGA 6x8x1.2 Mm TRAY
• Manufacturer: Microchip Technology

Specifications of SST39LF020-55-4I-B3KE

• Format - Memory: FLASH
• Memory Type: FLASH
• Memory Size: 2M (256K x 8)
• Speed: 55ns
• Interface: Parallel
• Voltage - Supply: 3 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 48-TFBGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

512 Kbit / 1 Mbit / 2 Mbit / 4 Mbit Multi-Purpose Flash
SST39LF512 / SST39LF010 / SST39LF020 / SST39LF040
SST39VF512 / SST39VF010 / SST39VF020 / SST39VF040
©2010 Silicon Storage Technology, Inc.
FIGURE 19: Software ID Command Flowcharts
Command Sequence
Software ID Entry
Read Software ID
Address: 2AAAH
Address: 5555H
Address: 5555H
Load data: AAH
Load data: 55H
Load data: 90H
Wait T IDA
Address: 2AAAH
Return to normal
Address: 5555H
Address: 5555H
Load data: AAH
Load data: F0H
Load data: 55H
Wait T IDA
operation
17
Reset Command Sequence
Software ID Exit &
Return to normal
Load data: F0H
Address: XXH
Wait T IDA
operation
1150 F15.2
S71150-14-000
Data Sheet
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