AM49DL640BG25IS SPANSION [SPANSION], AM49DL640BG25IS Datasheet - Page 50

• Manufacturer Part Number: AM49DL640BG25IS
• Description: Stacked Multi-Chip Package (MCP) Flash Memory and SRAM
• Manufacturer: SPANSION [SPANSION]

FLASH AC CHARACTERISTICS
March 8, 2002
* For sector protect, A6 = 0, A1 = 1, A0 = 0. For sector unprotect, A6 = 1, A1 = 1, A0 = 0, SADD = Sector Address.
A6, A1, A0
RESET#
SADD,
CE#f
WE#
Data
OE#
V
V
ID
IH
Sector/Sector Block Protect or Unprotect
1 µs
60h
Figure 26. Sector/Sector Block Protect and
Valid*
Unprotect Timing Diagram
P R E L I M I N A R Y
60h
Am49DL640BG
Sector/Sector Block Unprotect: 15 ms
Sector/Sector Block Protect: 150 µs,
Valid*
Verify
40h
Status
Valid*
49