AMC0XXDFLKA Datasheet, PDF (41/46 Pages) Advanced Micro Devices – 4, 8, 20, or 32 Megabyte 5.0 Volt-only Flash Memory PC Card

SWITCHING WAVEFORMS
Addresses
WE
OE
CE
Data
XXXXH
t_WC
PA
t_AS ^tAH
t_GHEL
t_WH
t_CP
t_WS
t_DS
t_CPH
A0H
t_DH
PD
Data Polling
PA
t_{WHWH3 or 4}
D7
D_OUT
V_CC
t_VCS
Notes:
1. Figure indicates last two bus cycles of four bus cycle sequence.
2. PA is address of the memory location to be programmed.
3. PD is data to be programmed at byte address.
4. D7 is the output of the complement of the data written to the device.
5. D_OUT is the output of the data written to the device.
Figure 20. Alternate CE Controlled Byte Write Operation Timings
19521D-21
CE
WE
RY/BY
The rising edge of the last WE signal
Entire programming
or erase operations
t_BUSY
Figure 21. RY/BY Timing Diagram During Program/Erase Operations
19521D-22
AmC0XXDFLKA
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