m28w320bb STMicroelectronics, m28w320bb Datasheet - Page 29

• Manufacturer Part Number: m28w320bb
• Description: 32 Mbit 2mb X16, Boot Block 3v Supply Flash Memory
• Manufacturer: STMicroelectronics

PART NUMBERING
Table 18. Ordering Information Scheme
Example:
Device Type
M28
Operating Voltage
W = V
Device Function
320B = 32 Mbit (x16), Boot Block
Array Matrix
T = Top Boot
B = Bottom Boot
Speed
70 = 70 ns
85 = 85 ns
90 = 90 ns
100 = 100 ns
Package
N = TSOP48: 12 x 20 mm
ZB = TFBGA47: 6.39 x 10.5mm, 0.75 mm pitch
Temperature Range
1 = 0 to 70 °C
6 = –40 to 85 °C
Option
T = Tape & Reel Packing
Table 19. Daisy Chain Ordering Scheme
Example:
Device Type
M28W320B
Daisy Chain
-ZB = TFBGA47: 6.39 x 10.5mm, 0.75 mm pitch
Option
T = Tape & Reel Packing
Note:Devices are shipped from the factory with the memory content bits erased to ’1’. For a list of available
options (Speed, Package, etc...) or for further information on any aspect of this device, please contact
the ST Sales Office nearest to you.
DD
= 2.7V to 3.6V; V
DDQ
= 1.65V to 3.6V
M28W320BT
M28W320B
-ZB T
90
N
M28W320BT, M28W320BB
6
T
29/43