1
¡ Semiconductor
MSC2343257A-xxBS8/DS8
101
¡ Semiconductor
MSC2343257A-xxBS8/DS8
4,194,304-Word ¥ 32-Bit DRAM MODULE : FAST PAGE MODE TYPE WITH EDO
DESCRIPTION
The Oki MSC2343257A-xxBS8/DS8 is a fully decoded 4,194,304-word ¥ 32-bit CMOS dynamic
random access memory composed of eight 16-Mb DRAMs (4M ¥ 4) in SOJ. The mounting of eight
DRAMs together with decoupling capacitors on a 72-pin glass epoxy SIMM Package supports
any application where high density and large capacity of storage memory are required.
FEATURES
• 4,194,304-word ¥ 32-bit organization
• 72-pin SIMM
MSC2343257A-xxBS8 : Gold tab
MSC2343257A-xxDS8 : Solder tab
• Single 5 V supply ±10% tolerance
• Input : TTL compatible
• Output : TTL compatible, 3-state, nonlatch
• Refresh : 2048 cycles/32 ms
• CAS before RAS refresh, CAS before RAS hidden refresh, RAS-only refresh capability
• Multi-bit test mode capability
• Fast Page Mode with EDO capability
PRODUCT FAMILY
Family
Access Time (Max.)
Cycle Time
(Min.)
Power Dissipation
Operating (Max.)
Standby (Max.)
t
RAC
MSC2343257A-70BS8/DS8 4840 mW
44 mW
t
AA
t
CAC
70 ns 35 ns 20 ns 130 ns
MSC2343257A-60BS8/DS8 5280 mW
60 ns 30 ns 15 ns 110 ns
