Datasheet

©2011 Silicon Storage Technology, Inc. DS25008A 08/11
15
64 Mbit Multi-Purpose Flash Plus
SST39VF6401B / SST39VF6402B
Not Recommended for New Designs
A
Microchip Technology Company
Table 9: Device Geometry Information for SST39VF640xB
Address Data Data
27H 0017H Device size = 2
N
Bytes (17H = 23; 2
23
= 8 MByte)
28H 0001H Flash Device Interface description; 0001H = x16-only asynchronous interface
29H 0000H
2AH 0000H Maximum number of bytes in multi-byte write = 2
N
(00H = not supported)
2BH 0000H
2CH 0002H Number of Erase Sector/Block sizes supported by device
2DH 00FFH Sector Information (y+1=Number of sectors; z x 256B = sector size)
2EH 0007H y = 2047+1=2048 sectors (07FFH = 2047)
2FH 0010H
30H 0000H z = 16 x 256 Bytes = 4 KBytes/sector (0010H = 16)
31H 007FH Block Information (y+1=Number of blocks; z x 256B = block size)
32H 0000H y =127+1=128blocks(007FH = 127)
33H 0000H
34H 0001H z = 256 x 256 Bytes = 64 KBytes/block (0100H = 256)
T9.0 25008