SST39LF040-55-4C-WHE Microchip Technology, SST39LF040-55-4C-WHE Datasheet - Page 18

• Manufacturer Part Number: SST39LF040-55-4C-WHE
• Description: 3.0V To 3.6V 4Mbit Multi-Purpose Flash 32 TSOP 8x14 Mm TRAY
• Manufacturer: Microchip Technology

Specifications of SST39LF040-55-4C-WHE

• Format - Memory: FLASH
• Memory Type: FLASH
• Memory Size: 4M (512K x 8)
• Speed: 55ns
• Interface: Parallel
• Voltage - Supply: 3 V ~ 3.6 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 32-TFSOP (0.315", 8.00mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Data Sheet
©2010 Silicon Storage Technology, Inc.
FIGURE 20: Erase Command Sequence
Command Sequence
Address: 2AAAH
Address: 2AAAH
Address: 5555H
Address: 5555H
Address: 5555H
Address: 5555H
Load data: AAH
Load data: AAH
Load data: 55H
Load data: 80H
Load data: 55H
Load data: 10H
Chip erased
Chip-Erase
Wait T SCE
to FFH
SST39VF512 / SST39VF010 / SST39VF020 / SST39VF040
SST39LF512 / SST39LF010 / SST39LF020 / SST39LF040
512 Kbit / 1 Mbit / 2 Mbit / 4 Mbit Multi-Purpose Flash
18
Command Sequence
Address: 2AAAH
Address: 2AAAH
Address: 5555H
Address: 5555H
Address: 5555H
Load data: AAH
Load data: AAH
Load data: 55H
Load data: 80H
Load data: 55H
Load data: 30H
Address: SA X
Sector erased
Sector-Erase
Wait T SE
to FFH
1150 F16.1
S71150-14-000
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