AM29F040 Datasheet, PDF(27/33 Page) Advanced Micro Devices – 4 Megabit (524,288 x 8-Bit) CMOS 5.0 Volt-only, Sector Erase Flash Memory

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AM29F040 Datasheet, PDF (27/33 Pages) Advanced Micro Devices – 4 Megabit (524,288 x 8-Bit) CMOS 5.0 Volt-only, Sector Erase Flash Memory

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SWITCHING WAVEFORMS

Addresses

Data

5.0 V

5555H

tWC

tAS tAH

tGHEL

tCP

tWS

tCPH

tDH

A0H

tDS

Data Polling

tWHWH1

DQ7 DOUT

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 14. Alternate CE Controlled Program Operation Timings

17113E-19

Am29F040

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