at52sc1283j ATMEL Corporation, at52sc1283j Datasheet - Page 2

• Manufacturer Part Number: at52sc1283j
• Description: 128-mbit Flash + 32-mbit/64-mbit Psram Stack Memory
• Manufacturer: ATMEL Corporation

1. Memory Module Description
2. Block Diagram
2
AT52SC1283J/1284J [Preliminary]
The AT52SC1283J/1284J memory module offers 128-megabit of nonvolatile Flash
memory along with 32M/64M of PSRAM memory. The combined memory is packaged in a sin-
gle 8 x 10 x 1.2 mm CBGA package with 88 balls.
The Flash memory provides Asynchronous, Page and Burst Mode Read operation for the most
optimum system performance.
The 32M/64M PSRAM is based on 1T/1C cell technology and offers interface compatibility with
SRAM. The device supports Asynchronous and Page mode operations.
VCCQ
PVCC
PCS1
WAIT
VCC
PWE
AVD
POE
OE1
RST
VPP
PUB
CE1
CLK
PLB
WE
WP
ZZ
CE1
OE1
WE
AVD
CLK
RST
WP
VPP
WAIT
VCCQ
VCC
PCS1
ZZ
POE
PWE
PLB
PUB
VCCQ
PVCC
32M/64M PSRAM
128M Flash
I/O0 - I/O15
I/O0 - I/O15
A0 - A22
A0 - A20
A21 (64M)
I/O0 - I/O15
3530B–STKD–2/4/05
A0 - A22