Semiconductor Group

1

8M

× 72-Bit EDO- DRAM Module

(ECC - Module)

168 pin buffered DIMM Module

HYM 72V8025GS-50/-60

HYM 72V8035GS-50/-60

•

168 pin JEDEC Standard, Buffered 8 Byte Dual In-Line Memory Module

for PC main memory applications

•

1 bank 8 M x 72 organisation

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Optimized for ECC applications

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Hyper Page Mode - EDO Operation

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Performance:

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Single + 3.3V

± 0.3 V supply

•

CAS-before-RAS refresh, RAS-only refresh

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Decoupling capacitors mounted on substrate

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All inputs, outputs and clock fully LVTTL & LVCMOS compatible

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4 Byte interleave enabled, Dual Address inputs (A0/B0)

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Buffered inputs excepts RAS and DQ

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Parallel Presence Detects

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Utilizes nine 8M

× 8 -DRAMs and BiCMOS buffers/line drivers VT244A

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Two versions: HYM 72V8035GS with SOJ-components ( 9 mm module thickness)

HYM 72V8025GS with TSOPII-components ( 4 mm module thickness)

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4048 refresh cycles / 64 ms with 12 / 11 addressing

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Gold contact pad

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Double sided module with 25.35 mm (1000 mil) height

-50

-60

tRAC

RAS Access Time

50 ns

60 ns

tCAC

CAS Access Time

18 ns

20 ns

tAA

Access Time from Address

30 ns

35 ns

tRC

Cycle Time

84 ns

104 ns

tHPC

EDO Mode Cycle Time

20 ns

25 ns

1

3.97