32WQ and 64WQ Family with Asynchronous RAM
2.0
Functional Overview
This section provides an overview of the features and capabilities of the Numonyx
Wireless Flash Memory (W18/W30 SCSP) family with asynchronous RAM device.
The W18/W30 SCSP device provides flash + RAM die combinations. Products range
from single flash die, two flash die, flash + PSRAM, or flash + SRAM. You can choose a
W18 SCSP device or a W30 SCSP device with SRAM or PSRAM offered with the same
package footprint and signal ballout.
2.1
Block Diagram
Show here are all internal package connections for the SCSP family with multiple die.
See Table 21, “Ordering Information on Active Line Items” on page 40 for valid
combinations of flash and RAM die. Unused connections on combinations with less than
three die are reserved and should not be used.
Please contact your local Numonyx representative for details regarding any reserved or
RFU pins.
Figure 1: Block Diagram
F2-VCC
F2-CE#
F2-OE#
Flash Die #2
32- or 64-Mbit W18/W30
CLK
ADV#
F-WE#
F-VPP
VCCQ
WAIT
F-WP#
F-RST#
Flash Die #1
F1-OE#
F1-CE#
32- or 64-Mbit W18/W30
VSS
F1-VCC
A[MAX:0]
D[15:0]
RAM Die
4-, 8-, 16-Mbit SRAM
or
S-VCC/P-VCC
P-CS#/S-CS1#
S-CS2
R-WE#
P-MODE
R-UB#
R-LB#
16- or 32-Mbit PSRAM
R-OE#
Datasheet
8
November 2007
Order Number: 251407-13