Information subject to change. The SST logo, FlashFlex and SuperFlash are registered trademarks and SQI and Serial Quad I/O are trademarks of Microchip Technology Inc. All other trademarks mentioned
herein are property of their respective companies. ©2012 Microchip Technology Inc. Silicon Storage Technology is a subsidiary of Microchip Technology Inc. All Rights Reserved. Printed in the U.S.A. 5/12
DS25072C
*DS25072C*
Silicon Storage Technology is a subsidiary of Microchip Technology Inc.
Microchip Technology Inc. • 2355 W. Chandler Blvd. • Chandler, AZ 85224-6199 •Phone: 480-792-7200
SuperFlash Memory Division • 1020 Kifer Road • Sunnyvale, CA 94086-5308 • Phone: 408-735-9110
Fast Erase Performance Improves Manufacturing
Efficiency and Lower Costs!
Parameter SST38VF640X
64 Mb
Competitor A
64 Mb
Competitor B
64 Mb
Typ Max Typ Max Typ Max
Read – 90 ns – 90 ns – 90 ns
Page Read (Word
in page after
initial access)
– 25 ns – 25 ns – 25 ns
Program 7 μs10 μs 60 μs – 50 μs –
Write Buffer
Programming 28 μs 40 μs
240 μs
(200μs)*
–
240 μs
(200μs)*
–
Erase: Sector
(4 KWord) 18 ms 25 ms N/A N/A N/A N/A
Erase: Block
(32 KWord) 18 ms 25 ms 0.5 sec 3.5 sec 0.5 sec –
Erase: Full Chip 40 ms 50 ms 64 sec 128 sec 64 sec 128 sec
* Must use external 12V supply to achieve numbers inside ( ).
Multi-Purpose Flash Plus (MPF+)
■Industry-standard program, erase, read ash memory
■Flash densities: 4 Mb to 64 Mb
■Operating voltage: 2.7V to 3.6V
■Temperature Range: −40º C to 85º C
■JEDEC standard pin-outs
• 48-lead TSPOP
• 48-ball TFBGA
• 48-ball WFBGA
■Hardware Reset Pin (RST#)
■Boot block with WP# input pin
■Erase suspend/resume
■Security ID
• 128 bits factory-programmed + 128 words
user programmed
Product Family Density
(Mbits)
Memory
Organization
Read Access
Speed Boot Sector Packages
SST39VF401C 4 256K × 16 70 ns Bottom 48/TSOP, 48/TFBGA, 48/WFBGA, 48/XFLGA
SST39VF402C 4 256K × 16 70 ns Top 48/TSOP, 48/TFBGA, 48/WFBGA, 48/XFLGA
SST39VF801C 8 512K × 16 70 ns Bottom 48/TSOP, 48/TFBGA, 48/WFBGA
SST39VF802C 8 512K × 16 70 ns Top 48/TSOP, 48/TFBGA, 48/WFBGA
SST39VF1601C 16 1M × 16 70 ns Bottom 48/TSOP, 48/TFBGA, 48/WFBGA
SST39VF1602C 16 1M × 16 70 ns Top 48/TSOP, 48/TFBGA, 48/WFBGA
SST39VF3201C 32 2M × 16 70 ns Bottom 48/TSOP, 48/TFBGA
SST39VF3202C 32 2M × 16 70 ns Top 48/TSOP, 48/TFBGA
SST38VF6401B 64 4M × 16 70 ns Bottom 48/TSOP, 48/TFBGA
SST38VF6402B 64 4M × 16 70 ns Top 48/TSOP, 48/TFBGA
SST38VF6403B 64 4M × 16 70 ns Bottom* 48/TSOP, 48/TFBGA
SST38VF6404B 64 4M × 16 70 ns Top* 48/TSOP, 48/TFBGA
* All listed devices feature a uniform 32KW block-erase including the boot blocks except for the SST38VF6403B and SST38VF6404B which are non-uniform.
These devices feature 32KW block-erase everywhere except for the boot block sector which is only 4KW block-erase.
Product Cross Reference
Density Mircochip (SST) Spansion Micron/Numonyx Macronix
4 Mbit SST39VF40XC S29AL004D M29W400DB/T MX29LV040C
8 Mbit SST39VF80XC S29AL008J M29W800DB/T MX29LV800C
16 Mbit SST39VF160XC S29AL016J M28W160C/E MX29LV160D/MX29LF161D
32 Mbit SST39VF320XC S29AL032N/S29AL032D M29W320D/E MX29LV320D
64 Mbit ST38VF640XB S29GL064N/S29GL064A M28W064FB MX29GL640E/MX29LV640E
www.microchip.com