SST39VF400A-70-4I-EK Microchip Technology, SST39VF400A-70-4I-EK Datasheet - Page 25

• Manufacturer Part Number: SST39VF400A-70-4I-EK
• Description: Flash 256K X 16 70ns
• Manufacturer: Microchip Technology

Specifications of SST39VF400A-70-4I-EK

• Data Bus Width: 16 bit
• Memory Type: NOR
• Memory Size: 4 Mbit
• Architecture: Sectored
• Interface Type: CFI
• Access Time: 70 ns
• Supply Voltage (max): 3.6 V
• Supply Voltage (min): 2.7 V
• Maximum Operating Current: 30 mA
• Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: TSOP-48
• Organization: 256 KB x 16
• Lead Free Status / Rohs Status: No RoHS Version Available

2 Mbit / 4 Mbit / 8 Mbit Multi-Purpose Flash
SST39LF200A / SST39LF400A / SST39LF800A
SST39VF200A / SST39VF400A / SST39VF800A
©2010 Silicon Storage Technology, Inc.
FIGURE 21: Erase Command Sequence
Command Sequence
Load data: XXAAH
Load data: XXAAH
Load data: XX55H
Load data: XX80H
Load data: XX55H
Load data: XX10H
Address: 2AAAH
Address: 2AAAH
Address: 5555H
Address: 5555H
Address: 5555H
Address: 5555H
Chip erased
Chip-Erase
Wait T SCE
to FFFFH
Note:
Command Sequence
X can be V IL or V IH , but no other value.
Load data: XXAAH
Load data: XXAAH
Load data: XX55H
Load data: XX80H
Load data: XX55H
Load data: XX30H
Address: 2AAAH
Address: 2AAAH
Address: 5555H
Address: 5555H
Address: 5555H
Sector erased
Sector-Erase
Address: SA X
to FFFFH
Wait T SE
25
Command Sequence
Load data: XXAAH
Load data: XXAAH
Load data: XX55H
Load data: XX80H
Load data: XX55H
Load data: XX50H
Address: 2AAAH
Address: 2AAAH
Address: 5555H
Address: 5555H
Address: 5555H
Address: BA X
Block-Erase
Block erased
to FFFFH
Wait T BE
1117 F16.5
S71117-13-000
Data Sheet
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