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AM29F040 Datasheet(PDF) 24 Page - Advanced Micro Devices

Part # AM29F040
Description  4 Megabit (524,288 x 8-Bit) CMOS 5.0 Volt-only, Sector Erase Flash Memory
PDF  33 Pages
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Manufacturer  AMD [Advanced Micro Devices]
Direct Link  http://www.amd.com
Logo AMD - Advanced Micro Devices

AM29F040 Datasheet(HTML) 24 Page - Advanced Micro Devices

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Am29F040
SWITCHING WAVEFORMS
Notes:
1. PA is address of the memory location to be programmed.
2. PD is data to be programmed at byte address.
3. DQ7 is the output of the complement of the data written to the device.
4. DOUT is the output of the data written to the device.
5. Figure indicates last two bus cycles of four bus cycle sequence.
Figure 10.
Program Operation Timings
Note:
SA is the sector address for Sector Erase. Addresses = don’t care for Chip Erase.
Figure 11.
AC Waveforms Chip/Sector Erase Operations
DOUT
PD
tAH
Data Polling
tDF
tOH
tOE
tDS
tCS
tWPH
tDH
tWP
tGHWL
Addresses
CE
OE
WE
Data
5.0 V
DQ7
5555H
PA
A0H
PA
17113E-15
tWC
tRC
tAS
tWHWH1
tCE
tWP
tCS
tDH
5555H
2AAAH
SA
CE
OE
WE
Data
VCC
AAH
55H
Addresses
2AAAH
tVCS
tDS
5555H
tWPH
tGHWL
tAH
AAH
55H
80H
10H/30H
17113E-16
tAS
5555H



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