Atmel AT91EB40A, User Manual

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5-4 AT91EB40A Evaluation Board User Guide
2635C–ATARM–13-May-05
5.4 Increasing
Memory Size
The AT91EB40A Evaluation Board is not supplied with external SRAM devices. If, how-
ever, the user needs more than 256K bytes of internal memory embedded in the
AT91R40008, SRAM from 256K bytes to 1M bytes may be added.
The following references for the 128K x 8 SRAM are available:
The following references for the 512K x 8 SRAM are available:
Manufacturer Reference
Samsung U2 - U3 footprint: KM68V1002BJ-10 in 32-SOJ-400 package
U4 - U5 footprint: KM68V1002BJ-10 in 32-TSOP2-400F package
IDT U2 - U3 footprint: 71V124-S10Y in 400-mil SOJ package (SO32-3)
U4 - U5 footprint: 71V124-S10PH in TSOP Type II (SO32-4)
Manufacturer Reference
Samsung U2 - U3 footprint: KM68V4002BJ-10 in 36-SOJ-400 package
U4 - U5 footprint: KM68V4002BJ-10 in 36-TSOP2-400F package
IDT U2 - U3 footprint: 71V424-S10Y in 36-pin 400-mil SOJ package
U4 - U5 footprint: 71V124-S10PH in 44-pin TSOP Type II