PF38F5070M0P0B NUMONYX [Numonyx B.V], PF38F5070M0P0B Datasheet - Page 54

• Manufacturer Part Number: PF38F5070M0P0B
• Description: Numonyx Wireless Flash Memory (W18)
• Manufacturer: NUMONYX [Numonyx B.V]

Figure 23: Normal Write and Read Cycles
Figure 24: Interleaving a 2-Cycle Write Sequence with an Array Read
Figure 25: Improper Command Sequencing
Datasheet
54
By contrast, a write bus cycle may not interrupt a 2-cycle write sequence. Doing so
causes a command sequence error to appear in the Status Register.
illustrates a command sequence error.
Address [A]
Address [A]
WE# [W]
Data [Q]
OE# [G]
WE# [W]
Address [A]
Data [Q]
OE# [G]
Data [D/Q]
WE# [W]
OE# [G]
Partition X
Partition A
Partition B
Block Erase Setup
Read Array
20h
FFh
20h
Partitio n Y
FFh
Partition A
Partition A
Erase Setup
Block Erase Conf irm
20h
D0h
Partition X
Numonyx™ Wireless Flash Memory (W18)
Numonyx™ Wireless Flash Memory (W18)
D0h
Partition B
Partition A
Array Data
Bus Read
Read Array
Partition X
FFh
Order Number: 290701-18
Figure 25
Erase Conf irm
Partition A
SR Data
November 2007
D0h