AM29BDS640G SPANSION [SPANSION], AM29BDS640G Datasheet - Page 7

• Manufacturer Part Number: AM29BDS640G
• Description: 64 Megabit (4 M x 16-Bit) CMOS 1.8 Volt-only Simultaneous Read/Write, Burst Mode Flash Memory
• Manufacturer: SPANSION [SPANSION]

October 1, 2003 25903C1
Figure 22. Alternate Asynchronous Program Operation Timings 60
Figure 23. Synchronous Program Operation Timings .............. 61
Figure 24. Alternate Synchronous Program Operation Timings 62
Figure 25. Chip/Sector Erase Command Sequence................. 63
Figure 26. Accelerated Unlock Bypass Programming Timing .... 64
Figure 27. Data# Polling Timings (During Embedded Algorithm) 65
Figure 28. Toggle Bit Timings (During Embedded Algorithm)... 65
Figure 29. Synchronous Data Polling Timings/
Toggle Bit Timings ............................................................ 66
Figure 30. Latency with Boundary Crossing .......................... 67
Figure 31. Latency with Boundary Crossing
into Program/Erase Bank ................................................... 68
P r e l i m i n a r y
Am29BDS640G
Erase and Programming Performance . . . . . . . . 71
FBGA Ball Capacitance . . . . . . . . . . . . . . . . . . . . . 71
Data Retention . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71
Physical Dimensions . . . . . . . . . . . . . . . . . . . . . . . 72
FBE080—80-ball Fine-Pitch Ball Grid Array (FBGA)
11 x 12 mm Package ...............................................................................72
Figure 32. Example of Wait States Insertion (Standard
Handshaking Device) ........................................................ 69
Figure 33. Back-to-Back Read/Write Cycle Timings ............... 70
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