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M28R400CT датащи(PDF) 25 Page - STMicroelectronics

номер детали M28R400CT
подробное описание детали  4 Mbit (256Kb x16, Boot Block) 1.8V Supply Flash Memory
PDF  50 Pages
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производитель  STMICROELECTRONICS [STMicroelectronics]
домашняя страница  http://www.st.com
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M28R400CT датащи(HTML) 25 Page - STMicroelectronics

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M28R400CT, M28R400CB
Table 16. Write AC Characteristics, Write Enable Controlled
Note: 1. Sampled only, not 100% tested.
2. Applicable if VPP is seen as a logic input (VPP < 2.2V).
Symbol
Alt
Parameter
M28R400C
Unit
90
120
tAVAV
tWC
Write Cycle Time
Min
90
120
ns
tAVWH
tAS
Address Valid to Write Enable High
Min
50
50
ns
tDVWH
tDS
Data Valid to Write Enable High
Min
50
50
ns
tELWL
tCS
Chip Enable Low to Write Enable Low
Min
0
0
ns
tELQV
Chip Enable Low to Output Valid
Min
90
120
ns
tQVVPL
(1,2)
Output Valid to VPP Low
Min
0
0
ns
tQVWPL
Output Valid to Write Protect Low
Min
0
0
ns
tVPHWH
(1)
tVPS
VPP High to Write Enable High
Min
200
200
ns
tWHAX
tAH
Write Enable High to Address Transition
Min
0
0
ns
tWHDX
tDH
Write Enable High to Data Transition
Min
0
0
ns
tWHEH
tCH
Write Enable High to Chip Enable High
Min
0
0
ns
tWHEL
Write Enable High to Chip Enable Low
Min
30
30
ns
tWHGL
Write Enable High to Output Enable Low
Min
30
30
ns
tWHWL
tWPH
Write Enable High to Write Enable Low
Min
30
30
ns
tWLWH
tWP
Write Enable Low to Write Enable High
Min
50
50
ns
tWPHWH
Write Protect High to Write Enable High
Min
50
50
ns



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