ep1sgx25d Altera Corporation, ep1sgx25d Datasheet - Page 100

• Manufacturer Part Number: ep1sgx25d
• Description: Stratix Gx Device Family Data Sheet
• Manufacturer: Altera Corporation

TriMatrix Memory
Figure 4–19. EP1SGX40 Device with M-RAM Interface Locations
Note to
(1)
4–34
Stratix GX Device Handbook, Volume 1
Device shown is an EP1SGX40 device. The number and position of M-RAM blocks varies in other devices.
Figure
Blocks
DSP
4–19:
Blocks
top, bottom, and side opposite
M512
of block-to-block border.
M-RAM interface to
The M-RAM block local interconnect is driven by the R4, R8, C4, C8, and
direct link interconnects from adjacent LABs. For independent M-RAM
blocks, up to 10 direct link address and control signal input connections
to the M-RAM block are possible from the left adjacent LABs for M-RAM
M-RAM
M-RAM
Block
Block
LABs
Note (1)
interface to top, bottom, and side facing
device perimeter for easy access
M-RAM
M-RAM
Independent M-RAM blocks
Block
Block
to horizontal I/O pins.
Blocks
DSP
Altera Corporation
February 2005