MT28F322D18 Ver la hoja de datos (PDF) - Micron Technology
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MT28F322D18 Datasheet PDF : 44 Pages
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2 MEG x 16
ASYNC/PAGE/BURST FLASH MEMORY
PART NUMBERING INFORMATION
Micron’s low-power devices are available with sev-
eral different combinations of features (see Figure 1).
Valid combinations of features and their corresponding
part numbers are listed in Table 2.
Figure 1
Part Number Chart
MT 28F 322 D20 FH-80 4 B ET
Micron Technology
Flash Family
28F = Dual-Supply Flash
Density/Organization/Banks
322 = 32Mb (2,048K x 16)
bank a = 1/4; bank b = 3/4
Read Mode Operation
D = Asynchronous/Page/Burst Read
Operating Voltage Range
18 = 1.70V–1.90V
20 = 1.80V–2.20V VCC
20 = 1.80V–2.25V VCCQ
Operating Temperature Range
ET = Extended (-40ºC to +85ºC)
Boot Block Starting Address
B = Bottom boot
T = Top boot
Burst Mode Frequency
Blank = None
4 = 40 MHz
5 = 54 MHz (MT28F322D20) or
52 MHz (MT28F322D18)
Access Time
-70 = 70ns
-80 = 80ns
Package Code
FH = 58-ball FBGA (8 x 7 grid)
Table 2
Valid Part Number Combinations
PART NUMBER
ACCESS
TIME (ns)
MT28F322D20FH-705 BET
70
MT28F322D20FH-705 TET
70
MT28F322D20FH-804 BET
80
MT28F322D20FH-804 TET
80
MT28F322D18FH-705 BET
70
MT28F322D18FH-705 TET
70
MT28F322D18FH-804 BET
80
MT28F322D18FH-804 TET
80
BOOT BLOCK
STARTING
ADDRESS
Bottom
Top
Bottom
Top
Bottom
Top
Bottom
Top
BURST
FREQUENCY
(MHz)
54
54
40
40
52
52
40
40
OPERATING
TEMPERATURE
RANGE
-40oC to +85oC
-40oC to +85oC
-40oC to +85oC
-40oC to +85oC
-40oC to +85oC
-40oC to +85oC
-40oC to +85oC
-40oC to +85oC
2 Meg x 16 Async/Page/Burst Flash Memory
MT28F322D20FH_4.p65 – Rev. 4, Pub. 7/02
3
Micron Technology, Inc., reserves the right to change products or specifications without notice.
©2002, Micron Technology, Inc.
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