M29W640GT70NA6F NUMONYX, M29W640GT70NA6F Datasheet - Page 18

• Manufacturer Part Number: M29W640GT70NA6F
• Description: 64MB FLASH MEMORY
• Manufacturer: NUMONYX

Signal descriptions
2.12
2.13
18/91
V
V
The command interface is disabled when the V
voltage, V
during power-up, power-down and power surges. If the program/erase controller is
programming or erasing during this time then the operation aborts and the memory contents
being altered will be invalid.
A 0.1 µF capacitor should be connected between the V
ground pin to decouple the current surges from the power supply. The PCB track widths
must be sufficient to carry the currents required during program and erase operations, I
V
V
must be both connected to the system ground.
CC
SS
CC
SS
is the reference for all voltage measurements. The device features two V
provides the power supply for all operations (read, program and erase).
ground
supply voltage
LKO
. This prevents bus write operations from accidentally damaging the data
M29W640GH, M29W640GL, M29W640GT, M29W640GB
CC
supply voltage is less than the lockout
CC
supply voltage pin and the V
SS
pins which
SS
CC3
.