am49bds640ah Meet Spansion Inc., am49bds640ah Datasheet - Page 72

• Manufacturer Part Number: am49bds640ah
• Description: Stacked Multichip Package Mcp , Flash Memory And Psram Cmos 1.8 Volt-only Simultaneous Read/write, Burst Mode 64 Megabit 4m ? 16-bit Flash Memory, And 16 Mbit 1m ? 16-bit Psram
• Manufacturer: Meet Spansion Inc.

AC CHARACTERISTICS
70
RESET#
* For sector protect, A6 = 0, A1 = 1, A0 = 0. For sector unprotect, A6 = 1, A1 = 1, A0 = 0.
SA, A6,
A1, A0
WE#
Data
OE#
CE#
V
V
ID
IH
1 µs
Sector Protect/Unprotect
60h
A D V A N C E
Figure 42. Sector/Sector Block Protect and
Valid*
60h
Unprotect Timing Diagram
Am49BDS640AH
I N F O R M A T I O N
Sector Unprotect: 15 ms
Sector Protect: 150 µs
Valid*
Verify
40h
December 5, 2003
Status
Valid*