SST39SF040-55-4I-WHE Microchip Technology, SST39SF040-55-4I-WHE Datasheet - Page 17

• Manufacturer Part Number: SST39SF040-55-4I-WHE
• Description: 4.5V To 5.5V 4Mbit Multi-Purpose Flash 32 TSOP 8x14 Mm TRAY
• Manufacturer: Microchip Technology

Specifications of SST39SF040-55-4I-WHE

• Format - Memory: FLASH
• Memory Type: FLASH
• Memory Size: 4M (512K x 8)
• Speed: 55ns
• Interface: Parallel
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 32-TFSOP (0.315", 8.00mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

1 Mbit / 2 Mbit / 4 Mbit Multi-Purpose Flash
SST39SF010A / SST39SF020A / SST39SF040
©2010 Silicon Storage Technology, Inc.
FIGURE 17: Wait Options
Program/Erase
Program/Erase
T SCE, or T SE
Internal Timer
Completed
Wait T BP ,
Initiated
Byte
No
Program/Erase
Program/Erase
Read same
Completed
Toggle Bit
Does DQ 6
Read byte
Initiated
match?
Byte
byte
17
Yes
No
Program/Erase
Data# Polling
Program/Erase
Read DQ 7
Completed
true data?
Is DQ 7 =
Initiated
Byte
Yes
1147 F14.0
S71147-09-000
Data Sheet
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