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隆 Semiconductor
MSC23V47257TA-xxBS18/
MSC23V47257SA-xxBS18
隆 Semiconductor
MSC23V47257TA-xxBS18/MSC23V47257SA-xxBS18
4,194,304-Word
樓
72-Bit DRAM MODULE : FAST PAGE MODE TYPE WITH EDO
DESCRIPTION
The Oki MSC23V47257TA-xxBS18/MSC23V47257SA-xxBS18 is a fully decoded 4,194,304-word
樓
72-bit CMOS dynamic random access memory composed of eighteen 16-Mb DRAMs (4M
樓
4)
in TSOP or SOJ packages mounted with decoupling capacitors on an 168-pin glass epoxy DIMM
Package supports any application where high density and large capacity of storage memory are
required.
FEATURES
鈥?4,194,304-word
樓
72-bit (8 Byte ECC) organization
鈥?168-pin DIMM
MSC23V47257TA-xxBS18 : TSOP type
MSC23V47257SA-xxBS18 : SOJ type
鈥?Single 3.3 V supply
鹵0.3
V tolerance
鈥?Input : LVTTL compatible
鈥?Output : LVTTL compatible, 3-state, nonlatch
鈥?Refresh : 2048 cycles/32 ms
鈥?/div>
CAS
before
RAS
refresh,
CAS
before
RAS
hidden refresh,
RAS-only
refresh capability
鈥?Multi-bit test mode capability
鈥?Fast Page Mode with EDO capability
鈥?Serial Presence Detect
PRODUCT FAMILY
Family
MSC23V47257TA-60BS18
MSC23V47257SA-60BS18
MSC23V47257TA-70BS18
MSC23V47257SA-70BS18
Access Time (Max.)
t
RAC
t
AA
t
CAC
t
OEA
Power Dissipation
Cycle Time
Operating (Max.) Standby (Max.)
(Min.)
110 ns
130 ns
7776 mW
64.8 mW
70 ns 35 ns 20 ns 20 ns
7128 mW
60 ns 30 ns 15 ns 15 ns
701
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