RC28F128M29EWLA NUMONYX, RC28F128M29EWLA Datasheet - Page 16

• Manufacturer Part Number: RC28F128M29EWLA
• Description: IC FLASH 128MBIT 25NS 64BGA
• Manufacturer: NUMONYX
• Series: Axcell™r

Specifications of RC28F128M29EWLA

• Format - Memory: FLASH
• Memory Type: FLASH
• Memory Size: 128M (16Mx8, 8Mx16)
• Speed: 60ns
• Interface: Parallel
• Voltage - Supply: 2.7 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 64-BGA
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Signal Descriptions
2.7
2.8
Table 2.
16
V
PP
V
V
V
V
PPH
PPH
/WP#
IH
IL
Write Enable (WE#)
The Write Enable pin, WE#, controls the Bus Write operation of the memory’s command
interface.
V
The V
acceleration, and the unlock bypass mode entry.
When V
highest M29EWH block, the lowest M29EWL block, the top two M29EWT blocks, or the
bottom two M29EW blocks (see
this block are ignored while V
When V
highest, lowest, top two or bottom two blocks . Program and Erase operations can now
modify the data in this block unless the block is protected using other block protection
method.
When V
Unlock Bypass mode (see
When V
Unlock Bypass command in the command interface section.
When V
programming speed.
The transitions from V
Figure 31: Accelerated program timing
Never raise V
otherwise the memory may be left in an indeterminate state. A 0.1 µF capacitor should be
connected between the V
current surges from the power supply. The PCB track widths must be sufficient to carry the
currents required during programming (see I
characteristics).
The V
Refer to
V
PP
PP
/WP# functions
/Write Protect (V
PP
PP
PP
PP
PP
PP
PP
/WP# pin provides three functions: write protect function, programming
/WP# pin may be left unconnected because it features an internal pull-up resistor.
Table 2
/WP# is low, the write protect function provides hardware protection for the
/WP# pin is High, V
/WP# pin is raised to V
/WP# returns to V
/WP# pin is raised to V
Highest block protected or lowest block protected.
Highest and lowest block unprotected unless software protection is activated (see
Section 4: Hardware
Unlock bypass mode.
Programming speed acceleration.
PP
/WP# to V
for a summary of V
IH
to V
PP
PPH
Section
/Write Protect pin and the V
IH
PPH
PP
IH
PP
from any mode except in read mode or during programming,
Protection).
or V
, the memory reverts to the previous protection status of the
/Write Protect is Low.
Section 1:
and from V
/WP#)
PPH
PPH
IL
6.2.9).
208031-04
PP
normal operation resumes. See the description of the
in read mode, the memory automatically enters the
during programming, it will accelerate the
/WP# functions.
waveforms).
Description). Program and Erase operations on
PPH
PP1
Function
, I
to V
PP2
IH
, I
must be slower than t
PP3
SS
, I
ground pin to decouple the
PP4
Numonyx
in
Table 22: DC
®
Axcell™ M29EW
VHVPP
(see