s71ws256jc0 Meet Spansion Inc., s71ws256jc0 Datasheet - Page 85

• Manufacturer Part Number: s71ws256jc0
• Description: Stacked Multi-chip Product Mcp 128/64 Megabit 8m/4m X 16-bit Cmos 1.8 Volt-only, Simultaneous Read/write, Burst Mode Flash Memory With Cellularram
• Manufacturer: Meet Spansion Inc.

Note: The system should recheck the toggle bit even if DQ5 = “1” because the toggle bit may stop toggling as DQ5
changes to “1.” See the subsections on DQ6 and DQ2 for more information.
June 24, 2005 S29WS-J_M0_A4
No
D a t a
Read Byte Twice
DQ6 = Toggle?
DQ6 = Toggle?
Adrdess = VA
Address = VA
Address = VA
(DQ 0-DQ7)
(DQ0-DQ7)
(DQ0-DQ7)
Read Byte
Read Byte
DQ5 = 1?
START
Figure 15.2 Toggle Bit Algorithm
S h e e t
FAIL
S29WS128J/064J
Yes
Yes
Yes
No
No
PASS
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