SST39VF040-70-4I-NHE Microchip Technology, SST39VF040-70-4I-NHE Datasheet - Page 17

• Manufacturer Part Number: SST39VF040-70-4I-NHE
• Description: IC FLASH MPF 4MBIT 70NS 32PLCC
• Manufacturer: Microchip Technology

Specifications of SST39VF040-70-4I-NHE

• Memory Type: FLASH
• Memory Size: 4M (512K x 8)
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 32-PLCC
• Format - Memory: FLASH
• Speed: 70ns
• Interface: Parallel
• Voltage - Supply: 2.7 V ~ 3.6 V
• Data Bus Width: 8 bit
• Architecture: Sectored
• Interface Type: Parallel
• Access Time: 70 ns
• Supply Voltage (max): 3.6 V
• Supply Voltage (min): 2.7 V
• Maximum Operating Current: 20 mA
• Mounting Style: SMD/SMT
• Organization: 512 KB x 8
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, 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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